DC-DC正激变换器次级有源箝位电路 关键词 正激变换 有源箝位 漏感[gap=464]Keywords forward conversion, active power clamp, leakage inductance
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By using an active clamp circuit, the power transformer core is symmetrically reset. Zero voltage switching conditions are achieved over a broad input voltage and output current range.
利用有源钳位电路实现主变压器铁心对称复位，功率开关在宽输入电压和宽负载电流范围内零电压开关。
However if the active clamp flyback converter is designed to operate in CCM, and the duty cycle is controlled to make the input current track input voltage, the input power factor can be improved.
但如果设计反激有源箝位电路工作在电流连续模式，控制占空比，使输入电流跟随输入电压，可以提高输入功率因数。
The active clamp ZVS-PWM power converter circuit has many advantages over the conventional PWM converters. The design and performances of high frequency power supplies are improved.
有源箝位ZVS- PWM开关变换器较硬开关PWM变换器有很大的优点，可以改进高频电源的设计，改善它的性能。
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