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TPS55288: TPS55288RPMR

Part Number: TPS55288

使用外部输出电压反馈

1,输入电压为24V,设计Vout为12V,实际无输出,示波器抓取上下管波形,无驱动波形输出。

2,规格书上面Vref:45mv~1.2v,使用外部输出电压反馈,实际Vref取值多少呢?