致使UCC3895N损坏的原因有哪些?在电路上用着突然就损坏了,给VDD 15V电压,实际电源只能输出3V左右,功率在0.4W,电源的输出d电流达到设置100mA
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.
HI
阻抗上,测试一下芯片各个脚是否有异常,特别是VDD,驱动之类的脚?
如果阻抗上没有问题,在确认波形,REF, VDD, 驱动。 可以做一下启动测试看看,驱动是否出来过? 还是说电路触发了保护?