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TPS61032烧毁问题



按照PDF上推荐电路接上电路,想做2个镍氢电池升压5V的电路,输出在1.5A。

现在的问题是小电流工作正常,使用纯电阻负载,电阻6欧多,输出0.8A正常,芯片会发热。断开电源,用万用表笔试触4欧电阻,芯片发出刺刺声音,然后芯片就烧毁了,这个可能是什么问题呢?