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title_diff: "[{\"diffs\":[[1,\"一文弄懂IGBT驱动-今日头条\"]],\"start1\":0,\"start2\":0,\"length1\":0,\"length2\":15}]"
body_diff: "[{\"diffs\":[[1,\"<html>\\\r\\\n<head>\\\r\\\n  <title>一文弄懂IGBT驱动-今日头条</title>\\\r\\\n  <basefont face=\\\"微软雅黑\\\" size=\\\"2\\\" />\\\r\\\n  <meta http-equiv=\\\"Content-Type\\\" content=\\\"text/html;charset=utf-8\\\" />\\\r\\\n  <meta name=\\\"exporter-version\\\" content=\\\"YXBJ Windows/608924 (zh-CN, DDL); Windows/10.0.0 (Win64); EDAMVersion=V2;\\\"/>\\\r\\\n  <style>\\\r\\\n\\tbody, td {\\\r\\\n\\t  font-family: 微软雅黑;\\\r\\\n\\t  font-size: 12pt;\\\r\\\n\\t}\\\r\\\n  </style>\\\r\\\n</head>\\\r\\\n<body>\\\r\\\n<a name=\\\"5967\\\"></a>\\\r\\\n<h1>一文弄懂IGBT驱动-今日头条</h1>\\\r\\\n\\\r\\\n<div>\\\n<span>\\\n<div><img src=\\\":/5a4ad7e89a4745f09796d3a8255fc3e9\\\" type=\\\"image/jpeg\\\" data-filename=\\\"0F30DF02-FE53-4B95-A490-026C187C435A.jpg\\\"/></div>\\\n\\\n<div><div style=\\\"font-size: 18px; font-family: PingFangSC-Regular; letter-spacing: 1.2px; line-height: 30px; text-align: justify;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; 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padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; vertical-align: top; width: auto; min-width: 10%; flex: 0 0 auto; height: auto; align-self: flex-start;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center; justify-content: center;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; -webkit-touch-callout: none; margin: 0px; padding: 0px; display: inline-block; width: 0px; height: 0px; vertical-align: top; overflow: hidden; border-style: solid; border-width: 13px 8px 0px; border-color: rgb(174, 192, 103) rgba(255, 255, 255, 0) rgb(251, 133, 129); max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; vertical-align: top; width: auto; min-width: 10%; flex: 0 0 auto; height: auto; align-self: flex-start;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: left; justify-content: flex-start;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; -webkit-touch-callout: none; margin: 0px; padding: 0px; display: inline-block; width: 0px; height: 0px; vertical-align: top; overflow: hidden; border-style: solid; border-width: 13px 8px 0px; border-color: rgb(240, 127, 60) rgba(255, 255, 255, 0) rgb(251, 133, 129); max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; margin: 10px 0%;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">要了解什么是IGBT驱动，首先你需要了解什么是IGBT。请戳前情提要：《<span style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\">极简电力电子学</span>》。</p></div></div></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">我们都知道，电机驱动是IGBT的主要应用领域之一。有的同学可能会有这样的困惑：</p></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 30px; color: rgb(171, 55, 122); max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\"><strong style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><em style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; font-style: italic;\\\">“IGBT本来就是驱动电机的，为什么它自己还需要一个驱动？IGBT驱动到底是做什么的？”</em></strong></p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">这个问题说来简单，就像《极简电力电子学》中所说：“IGBT本质上就是一个电子开关，就好比你家里墙上的开关，按一下，开关闭合，电灯亮起；再按一下，电灯熄灭。</p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 10px 0px; padding: 0px; text-align: center; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; vertical-align: middle; display: inline-block; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><img src=\\\":/14aad9f7ebeb461ea0a61d2cc59209ff\\\" type=\\\"image/jpeg\\\" data-filename=\\\"Image.jpg\\\" alt=\\\"文章图片1\\\" style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; outline: 0px; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; height: auto !important; vertical-align: middle; box-sizing: border-box; height: auto;\\\"/></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">当然，操作IGBT，不再是手，而是电子脉冲。高电平来临时，器件开通；低电平来临时，器件就关断。手动操作开关，可能一秒钟一两次，而我们的电子开关，一秒钟可以开关上万次，几十万次。</p><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">那么这时候问题来了：<strong style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\">控制IGBT电子脉冲从哪儿来？</strong></p><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">有的同学要举手了：我知道我知道！控制脉冲可以从MCU来！</p><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; text-align: center; white-space: normal;\\\">非常棒！你都会抢答了！</p><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">MCU就像我们的大脑，它控制我们身体的一举一动。但它发出的神经元信号非常微弱，根本无法按动开关。所以大脑需要把这个信号传送给手，由手部肌肉运动来产生一定的力量，摁下开关。IGBT的驱动就是控制IGBT的、灵巧又有力量的“手”。</p><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">那么，信号从MCU到IGBT驱动芯片，中间都经历了什么？</p></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 10px 0% 0px; padding: 0px; text-align: left; justify-content: flex-start; display: flex; flex-flow: row nowrap; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; vertical-align: top; width: auto; min-width: 10%; flex: 0 0 auto; height: auto; align-self: flex-start;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; width: 100%; vertical-align: top; background-color: rgb(174, 192, 103); padding: 7px;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center; justify-content: center;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(255, 255, 255);\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">首先</p></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; width: 83%; height: 10px; vertical-align: top; overflow: hidden; background-color: rgba(174, 192, 103, 0.13);\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px 0px 0px 10px; padding: 0px 15px 15px; display: inline-block; vertical-align: top; width: auto; flex: 100 100 0%; height: auto; align-self: flex-start; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 8px 0% 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(174, 192, 103); height: 1px;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">MCU的输出电流是mA级别，而IGBT需要的驱动电流可能达到几安培。IGBT驱动要完成的首要任务，就是作为一个放大器，放大电流。</p></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 10px 0% 0px; padding: 0px; text-align: left; justify-content: flex-start; display: flex; flex-flow: row nowrap; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; vertical-align: top; width: auto; min-width: 10%; flex: 0 0 auto; height: auto; align-self: flex-start;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; width: 100%; vertical-align: top; background-color: rgb(174, 192, 103); padding: 7px;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center; justify-content: center;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(255, 255, 255);\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">其次</p></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; width: 83%; height: 10px; vertical-align: top; overflow: hidden; background-color: rgba(174, 192, 103, 0.13);\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px 0px 0px 10px; padding: 0px 15px 15px; display: inline-block; vertical-align: top; width: auto; flex: 100 100 0%; height: auto; align-self: flex-start; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 8px 0% 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(174, 192, 103); height: 1px;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">MCU输出电平一般是3.3V，而IGBT一般的驱动电压要达到15V。IGBT驱动需要把3.3V信号转成15V信号。而且这个15V，不是一般的15V。IGBT一般工作在桥式电路中。桥式电路会承受母线电压。当电路不开关时，桥式电路的中点会承受一半的母线电压；在上管开通时，中点电位与母线电压相同。</p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 10px 0px; padding: 0px; text-align: center; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; vertical-align: middle; display: inline-block; width: 35%; height: auto; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><img src=\\\":/f090a14d9d23475a9e245caf80fe8c12\\\" type=\\\"image/jpeg\\\" data-filename=\\\"Image.jpg\\\" alt=\\\"文章图片2\\\" style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; outline: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px 0px 141.51898734177215%; vertical-align: middle; width: 395px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; height: auto !important;\\\"/></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">这时上管IGBT驱动的工作，就是要在几百伏或上千伏的母线电压基础之上，再生成一个15V的电压信号来。好比说MCU提供了一颗长在地上的小树苗，IGBT驱动的工作不光是要把小树苗变成大树，还要把它移植到高山上去。听起来是不是很厉害！</p></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 10px 0% 0px; padding: 0px; text-align: left; justify-content: flex-start; display: flex; flex-flow: row nowrap; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; vertical-align: top; width: auto; min-width: 10%; flex: 0 0 auto; height: auto; align-self: flex-start;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; width: 100%; vertical-align: top; background-color: rgb(174, 192, 103); padding: 7px;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center; justify-content: center;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(255, 255, 255);\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">最后</p></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; display: inline-block; width: 83%; height: 10px; vertical-align: top; overflow: hidden; background-color: rgba(174, 192, 103, 0.13);\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px 0px 0px 10px; padding: 0px 15px 15px; display: inline-block; vertical-align: top; width: auto; flex: 100 100 0%; height: auto; align-self: flex-start; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 8px 0% 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(174, 192, 103); height: 1px;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; float: left; line-height: 0; width: 0px; vertical-align: top;\\\"></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">MCU 在低压侧，其供电电压一般为5V。IGBT在高压侧，母线电压可达几千伏。因为低压侧会有人机接口，所以绝对不能让高压侧高电压流窜到低压侧，给人体造成伤害！有的时候，IGBT驱动需要有一定的电气隔离能力，做为低压侧和高压侧之间的屏障，防止副边高压对原边操作的人体造成伤害。如果IGBT驱动不具有绝缘能力的话，绝缘屏障就要加在MCU与人机接口之间。</p></div></div></div></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">能完成以上功能的驱动，我们称之为紧凑型驱动。</p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">在有些应用场景下，驱动要提供丰富的保护功能。首先，驱动器要长出一双“眼睛”（故障检测），观察“电灯”（负载）或者“开关”（IGBT）运行是否正常。如果负载有异常，故障检测立刻发送信号给“大脑”MCU，MCU发指令给IGBT驱动，IGBT驱动关闭功率器件，避免炸机。我们把具有保护功能的IGBT驱动IC称为增强型驱动。IGBT驱动的保护功能包括欠压关断、短路保护、过压保护、过温保护、米勒钳位、软关断等。这一类驱动，我们称之为增强型驱动芯片。</p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 10px 0px; padding: 0px; text-align: center; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; vertical-align: middle; display: inline-block; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><img src=\\\":/0438bcfc9e4849fd93778533755f102b\\\" type=\\\"image/jpeg\\\" data-filename=\\\"Image.jpg\\\" alt=\\\"文章图片3\\\" style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; outline: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px 0px 52.65625000000001%; vertical-align: middle; width: 640px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; height: auto !important;\\\"/></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">驱动芯片技术有两类：非隔离型和隔离型。非隔离型的驱动，使用的是level-shift电平转移技术，顾名思义，它能把平地上的“小树苗”移植到高山上去，但不具有绝缘能力。其中，SOI是一种特别的level-shift技术，它在绝缘的二氧化硅层上制作晶体管，杜绝了漏电流的产生，从而使驱动芯片具有很强的抗负压能力。</p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">隔离型的驱动，既能完成电平转换，也具有原副边电气隔离的能力。市面上常见的隔离技术有光隔离，磁隔离，容性隔离。磁隔离技术使用两个线圈分别作为原边和副边的信号接收器，二氧化硅作为中间的绝缘层，又叫做无磁芯变压器技术。</p></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 10px 0px; padding: 0px; text-align: center; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; vertical-align: middle; display: inline-block; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><img src=\\\":/7d0f1db674b14050964556d970e89e56\\\" type=\\\"image/jpeg\\\" data-filename=\\\"Image.jpg\\\" alt=\\\"文章图片4\\\" style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; outline: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px 0px 35.15625%; vertical-align: middle; width: 640px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; height: auto !important;\\\"/></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px 5px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; white-space: normal;\\\">说到这里，不知道大家有没有发现一个有趣的现象，整个电力系统就像是一个层层放大的套娃：<em style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; font-style: italic;\\\">MCU发出的mA级微弱信号，经IGBT驱动芯片放大到几安培，驱动芯片后面可能还有一个booster电路将驱动电流放大到十几安培，这个电流再经过IGBT，可以放大到几百安甚至几千安的，从而举起矿石，升起电梯，驱动高铁。</em>IGBT驱动是整个系统中至关重要的一环。</p></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; color: rgb(160, 160, 160); max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">*免责声明：本文由作者原创。文章内容系作者个人观点，半导体行业观察转载仅为了传达一种不同的观点，不代表半导体行业观察对该观点赞同或支持，如果有任何异议，欢迎联系半导体行业观察。</p><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\"><strong style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><span style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(62, 62, 62);\\\">今天是《半导体行业观察》为您分享的第2849内容，欢迎关注。</span></strong></p></div><div style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; text-align: center; margin: 15px 0%;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; -webkit-touch-callout: none; margin: 0px; padding: 0px 10px 10px; display: inline-block; width: 95%; vertical-align: top; box-shadow: rgb(152, 152, 152) 0px 0px 2px; border-width: 2px 0px 0px; border-radius: 10px; border-style: solid; border-color: rgb(199, 62, 58) rgb(62, 62, 62) rgb(62, 62, 62); background-color: rgb(255, 255, 255); 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border: 0px; -webkit-touch-callout: none; display: block; margin: 0px 0%; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px 10px 0px 25px; display: inline-block; vertical-align: middle; width: 55%; box-shadow: rgb(0, 0, 0) 0px 0px 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 0px; padding: 0px; text-align: left; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><p style=\\\"margin: 0px; padding: 0px; border: 0px; -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; margin: 0px; padding: 0px; border: 0px; margin: 0px; padding: 0px; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em;\\\">晶圆｜集成电路｜设备｜汽车芯片｜存储｜台积电｜AI｜封装</p></div></div></div></div></div></div></div><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; display: block; margin: 10px 0px; padding: 0px; text-align: center; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><div style=\\\"-webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent; border: 0px; -webkit-touch-callout: none; margin: 0px; padding: 0px; vertical-align: middle; display: inline-block; max-width: 100% !important; box-sizing: border-box !important; word-wrap: break-word !important;\\\"><img src=\\\":/f59fd41f0c554b58a96883583a57658d\\\" type=\\\"image/jpeg\\\" data-filename=\\\"Image.jpg\\\" alt=\\\"文章图片5\\\" style=\\\"-webkit-font-smoothing: antialiased; 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