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TPS61021A升压模块带负载情况

Other Parts Discussed in Thread: TPS61021A

因为没有制板,我按照典型电路接线搭建了一个电路,输出3.3V,正常。但是一接上负载(负载最大工作电流150mA),芯片TPS61021A管脚接线会自动断开,芯片烧坏(输出端与地连通)。请问这是什么原因?按照上面说的,芯片本身输出电流远大于负载电流,应该不存在带不动负载的问题。