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PFC功率因数校正芯片选择

Other Parts Discussed in Thread: UCC28063, UCC28019A, UCC28180

做一个UPS,功率为100W,要求为蓄电池充电48V,前端要加功率因数校正电路,要求显示,且功率大于90%,麻烦推荐个芯片,或者电路