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UCC28251: 半桥电源

Part Number: UCC28251
Other Parts Discussed in Thread: UCC256403,

1、想拿来做2KW的充电器(90V/20A),请问是用半桥芯片UCC28251还是半桥LLC芯片UCC256403好?或者你们有更好的推荐?

2、输出90V/20A的话,用同步整流,有没有合适的同步整流控制芯片?