使用UCC27624驱动变压器,变压器原副边匝比为1:2,在副边加载0.1A负载,UCC27624发热严重很快达到100℃,而且OutA与OutB输出电压幅值也会下降。
白色是未加负载的OUTA输出波形,绿色是0.1A负载后的
请问加上0.1A负载后发热是否是正常的,规格书里面是±5A的能力,第二个是怎么使OutA输出电压加载后保持恒定?
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