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各位大侠,请教一下UCC2842/2844供电电压范围是多少?
用UC2844做反激电源时,请问供电绕组电压输出取多少合适?
你好,VCC上的电压应该不高的,为什么呢,如果高于反馈绕组电压,反馈绕组不起作用,仅靠R2的电压是不足以维持正常工作的,谢谢。