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设计原理图如下，LMZM33604 没有输出。FB处的电压也不对。请问一下我的原理图有问题么？
使能控制处电压是1.8V。断开与负压输出的电阻是3.3V。现在测试到负压输出是+0.5V左右。FB处电压为+0.4V左右。
Hi
你是要做负压输出，却输出的是正压吗？
注意SS/TRK, SYNC/MODE,连接的“GND” 并不是0V, 而是-4.75V.
