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TPS55165-Q1: 12V固定输出的问题

Part Number: TPS55165-Q1


参考TPS55165-Q1的数据手册,按照数据手册上的参考电路搭建一个固定输出12V的电路,IGN_PWRL引脚与IGN引脚置高,PS引脚与SS_EN引脚悬空。但是TPS55165-Q1无电压输出。