The circuit model for IGBT simulation is provided. The relationships between IGBT power loss and the switch frequency and between IGBT power loss and grid resistance are presented.
建立了IGBT电路仿真模型，给出了IGBT功率损耗与开关频率和栅极电阻阻值之间关系的仿真结果。
The loss model can be easily used in optimal design for the windings excited by switch-mode current, especially for the litz wire windings.
高频开关电源功率变压器线圈优化设计技术能有效减小变压器损耗以及尺寸，提高开关电源功率密度。
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