举例说明,20兆赫兹的峰点是钳位过程结束后主要由场效应晶体管输出电容和变压器漏感引起的寄生振荡产生的。
For example, the peak at 20 MHz in the spectrum is caused by the parasitic oscillation due to the output capacitance of the MOSFET and the leakage inductance of the transformer.
详细阐述和分析了用于正激变换器的有源钳位拓扑。
An active clamped topology for forward converters is presented and analyzed in detail.
有源钳位z VS - PW M正激变换器可以适应这一发展趋势,因为它具有软开关和磁芯自动复位功能。
The active clamp ZVS-PWM forward converter has been answered for with the merits of the soft switch technique and the magnetic reset technique.
该变换器电路结构上采用正激一零电流准谐振软开关电路拓扑结构,并结合了有源钳位技术;
This module uses a circuit topology of forward pulse width modulated - zero current quasi - resonance soft - switching , combined with active clamp technology.
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。
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.
二本文论述了有源钳位正激变换器的原理与设计。
The analysis and design of an active clamped forward converter is presented in this paper.
在变压器的初级使用二极管钳位电路,可以有效地抑制变压器次级的寄生振荡。
And the diode clamp circuit introduced in the transformer primary can apparently restrain from the peak voltage resonance in the rectified diodes.
提出了有源钳位准谐振变换器的一种新的驱动方式,它无需经过数字电路延时,只需一个电阻和二极管构成的小网络。
This paper proposes a new gate drive method for active clamped quasi resonant converters. Instead of a digital delay circuit, only a resistor and a diode are added to produce correct drive waveforms.
钳位电路用于某些数据设备可使接收器输出为常量,并且可在没有收到数据信号时避免噪音干扰。
A clamp is used in some data sets to hold receiver output constant and avoid troublesome noise interference when no data signals are being received.
然而,由于漏感影响,反激变换器功率开关管关断时将引起电压尖峰,必须用钳位电路加以抑制。
However, due to leakage effects flyback converter power switch off when the voltage spike caused by the need to be inhibited by clamping circuit.
然而,由于漏感影响,反激变换器功率开关管关断时将引起电压尖峰,必须用钳位电路加以抑制。
However, due to leakage effects flyback converter power switch off when the voltage spike caused by the need to be inhibited by clamping circuit.
应用推荐