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BQ76200: 使用BQ76200做高边驱动,后面接电子负载,打开放电MOS后,电压输出不正常

Part Number: BQ76200

使用BQ76200控制CHG和DSG MOS管,BQ7694003做12串电池保护,PACK+接电子负载(恒电阻模式,45Ω),当DSG驱动打开时,有概率出现输出电压不正常,而且没法输出电流,测量波形如下图所示。a63383899d3b567c0c2df0848ff05f14.jpg