This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TPS61160芯片在低温时(-20度)不可以调整背光亮度

Other Parts Discussed in Thread: TPS61160

      在一个设计中用到TPS61160芯片,采用PWM模式,电路是数据表推荐的电路。在常温下可以通过PWM调整背光亮度,但在低温时(-25度)就不能调整亮度了,即使再恢复到常温也不行,需要重启才能继续调整亮度,有人知道原因吗?还有如何避免这种现象?