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原理图
刚接手电源不久，我现在怀疑是变压器做的有问题。希望各位大神不吝赐教！！！！！
下面是变压器的制作工艺
变压器工艺.doc
VGG，VDD，DRV的电压波形如下：
蓝色是VGG，黄色是VDD
DRV波形1：似乎只工作的几个周期就停了
放大后DRV波形
