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正激同步整流后面续流电感发热

Other Parts Discussed in Thread: TPS23754, TPS23754EVM-383

   控制IC是TPS23754。。。。抄TI官网TPS23754EVM-383,输入36-72V,变压器匝数比17:12:12,输出15V。希望TI给个解决方案官网,

Q5换成了7450DP;Q2,Q4换成了MMBT5551