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为什么我这个放大电路会烧掉电源芯片?

Other Parts Discussed in Thread: LM2662, INA163

通电后,负压-5V正常,一旦INA163有信号输入,LM2662马上就坏了,负压输出只有-0.29V,重新上电也是这样。芯片也不烫,连续两块都是这样。

请问问题出在哪里?INA163的使用电压下限是正负4.5V,在正常工作范围内呀?