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ADN8831 problem

Question asked by yachi.guo on May 6, 2015
Latest reply on May 13, 2015 by ytu

Hello to all


I have some problem about adn8831.We use adn8831 to control a TEC of pump laser. But PWM waveform does not appear in the pin 19 and pin 21.Also the Votage on the pin14 is 0.1V. It's seems that ADN8831 in Standby mode.

 

Thanks for your help.

 

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