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TPS61194: TPS61194

Part Number: TPS61194


TPS61194PWPR芯片背光起不来原因是LDO输出电压过低,正常起来4V左右,但是低温会下去到0.4V左右,加大电容也会这样,请问有解决方案吗,输入使能正常,PWM正常,供电正常