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基于GaN和C2000™的4kW单相图腾柱PFC参考设计

Description

October 13, 2021

这款由GaN和C2000™实时控制微处理器提供支持的4kW 单相图腾柱PFC参考设计,可推动数据中心、电信整流器、工业和消费电子产品的AC-DC电源达到99.1%的峰值效率。GaN功率FET可实现图腾柱式功率因数校正(PFC)拓扑,可消除桥式整流器的功率损耗,具备以下特点:

  • GaN中无“体二极管”,无需反向恢复
  • >100V/ns dV/dt,可实现最低的开关功率损耗
  • 帮助满足80plus的钛金效率及更高的要求

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