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.

AM3352: Burning process fail

Part Number: AM3352

daer 

Burning process shows burning failure, burning fixture always shows red light (green light after normal successful burning)

Total Quantity of Devices Tested:  6813pcs   Total Quantity of Devices that have Failed:39

good waveform show as below

bad waveform show as below


any advise?thanks in advance