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有哪位大哥用TINA仿真过呀，帮忙看经过测试，输出波形都正常，但是调节反馈电阻和输出变压器的匝数比，不能进行输出电压调整，需要输出40v电压，但只能输出12V。
Hi
好像是没法调的， 12V到40V需要调整变压器匝比。
