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TPS61094: 实际焊接测试芯片后,电压一直维持bypass状态,不知问题出在哪儿

Part Number: TPS61094

实际焊接测试芯片后,电压一直维持bypass状态,

配置为:

OSEL电阻4.75K,

VCHG电阻:13.0K,

ICHG电阻:4.75K

MODE/EN,外部上拉

最后输入电压不管是2.0V还是3.6V,输出都一致跟随输入电压.

通过现象判断MODE / EN电压每拉高,导致输出电压和何如如电压一致,一直处于bypass状态,求教了