BQ76930两个NMOS开关管G、S极加的1M电阻和稳压管起什么作用?
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在MOSFET的G,S端放电阻是个好习惯,建议任何MOS应用中使用。这个电阻用来防止无电情况下的MOS的GS端电荷积累,造成MOS意外打开。稳压管用来保护GS电压不过压。