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85问答库 > 在稳压直流电路中用稳压三极管7815 7915 代替5551 5404可以吗？

在稳压直流电路中用稳压三极管7815 7915 代替5551 5404可以吗？

2025-04-03 03:01:45

推荐回答（2个）

回答1：

这不复杂。直接在原三极管的位置安7815和7915 。然后将稳压二极管短路，取消限流电阻就可以。
但是，7815与7915 也许你仍要先挑选电压相等的才可以。

回答2：

当然可以的。
改造起来并不难，拆掉原来的三极管和稳压管，然后按照三端稳压IC的标准接法焊上去就行。
其实原来的±15V电压不对称不必理会，对电路工作以及音质没有影响的。

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