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tps62175很容易烧坏

Other Parts Discussed in Thread: TPS62175

输入24v左右,焊了几块都是一开始可以正常输出,再上电几次就烧掉了。(不会超过负载,有时候空载测几次就不行了)

会不会是24v电源不稳定的缘故,还是电路有问题。