可以证明,采用先进的电压箝位技术能够限制因关断拖尾电流而引起的第二个电压尖峰。
Advanced voltage clamping techniques are demonstrated, which can also limit the second voltage spike originating from the tail current cut off.
本文主要针对有源控制均压技术进行讨论,包括有源箝位技术和有源电压控制的驱动技术。
This article focuses on the active control of voltage sharing technology, including the active clamp technique and active voltage control technique.
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。
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.
其箝位二极管电流检测(da引脚)甚至在高开关频率的输入电压瞬态时也能保护电路。
Its catch diode current sense (DA pin) protects the circuit during input voltage transients even at high switching frequencies.
传统二极管箝位变换器的电压变化率和共模电压较高,且波形谐波含量较大,使得输出滤波器的设计变得复杂。
Traditional diode-clamped converters have high voltage variation rate, common-mode voltage and harmonics, which make the design of its output filter complicated.
在有源箝位正激电路中,为了使主开关管和辅助开关管能较容易地实现零电压开通条件,提出了一种改进型有源箝位正激拓扑方案。
To briefly introduce the operating mechanism for the soft switch of the active clamping and forward and flyback combination of ZVS-PWM with the single-end circuit topology.
在有源箝位正激电路中,为了使主开关管和辅助开关管能较容易地实现零电压开通条件,提出了一种改进型有源箝位正激拓扑方案。
To briefly introduce the operating mechanism for the soft switch of the active clamping and forward and flyback combination of ZVS-PWM with the single-end circuit topology.
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