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BQ24195可以升压但连接负载后电压不稳定

Other Parts Discussed in Thread: BQ24195

我们自己打了板子,用MCU对BQ24195设置成OTG模式,PMID升压没问题,但接上负载以后,PMID电压会在3.2v到5.13v之间反复变化。请问问题出在哪里呢?同样的寄存器设置在开发板上没问题。