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opa657静态电流比较大, 有20mA左右这样,怎么设计pcb电路可以改善发热,或者散热更好??

Other Parts Discussed in Thread: OPA657

像opa657这样静态电流比较大, 有20mA左右这样的运放,怎么设计电路可以改善发热或者散热更好。

自己设计的板子发热严重啊。供电没多久,摸着板子发烫。

 来论坛里求援来了。。。