钳位电路

同时为了保护芯片，设计了RCD钳位电路。

At the same time to protect the chip , the RCD clamp circuit is designed .

针对这一情况，从减小开关损耗、改善IGBT电流拖尾和提高变换器效率的角度出发，本文提出了一种新型的具有无源钳位电路的ZVZCS三电平DC-DC变换器拓扑结构。

In view of the situation , for reducing switching loss , improving current trails of IGBT and improving the converter efficiency , a novel ZVZCS three-level DC-DC converter using passive clamp circuit is proposed .

然后，对钳位电路、有源功率因数校正（APFC）电路、反激式变压器进行设计。

Got the flyback transformer calculation method through deriving some formulas . Then , designed clamp circuit , active power factor correction circuit , flyback transformer .

分析了三维电机（3DM）主电路泵升电压的产生过程；给出了泵升电压的钳位电路。

The paper analyzes the pump voltage of main circuit of3DM and presents the clamping circuit of pump voltage .

无损吸收钳位电路在三相单级整流器中的应用

Application of Lossless Snubbed Clamp Circuit in the 3-Phase Single Stage Rectifier

一种采用无源钳位电路的新型零电压零电流开关变换器

A Novel ZVZCS Converter Using Passive Clamp Circuit

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 .

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 .

利用有源钳位电路实现功率变压器对称磁复位，部分磁化能量用来对功率开关寄生电容放电到零，实现零电压开关。有源钳位技术增强了正激变换器性能。

By using an active clamped circuit , the power transformer is symmetrically magnetic reseted , and a part of magnetizing energy is used to discharge the parasitic capacitances of the power switch to zero in order to obtain zero voltage switch .

新型低泄漏防闩锁ESD钳位保护电路

A Novel ESD Clamp Protection Circuit with Low Leakage Current and High Latch-up Immunity

提出了一种新型抗静电泄放（ESD）钳位保护电路&栅控可控硅级联二极管串（gcSCR-CDS）结构。

A novel ESD clamp protection circuit named gate-controlled SCR cascade diode string ( gcSCR-CDS ) is proposed .

首先，论文分析研究了五电平二极管中点钳位逆变电路（Five-LevelNeutral-Point-ClampedInverter，以下简写为FNI）结构作为开关功率放大器模块的可行性和优点；

Study and Fabrication of the Miniaturized 900 MHz LTCC Microwave Power Amplifer Module Firstly , the thesis analyzes the availability and advantage of the Five-Level Neutral-Point-Clamped Inverter (" FNI " for abbreviation ) for the switching power amplifier .

输入整流滤波器及钳位保护电路的设计

A Design of Input Rectifying Filter and Clamping Protection Circuit

钳位缓冲电路被设定在场效应晶体管的额定击穿电压上（分别为600伏特和800伏特）。

The clamping snubber circuit was set to the rated breakdown voltage of the MOSFET ( 600 V and800 V respectively ) .

在硬件方面，结合设计的系统指标，对滤波整流电路、反激主电路、钳位保护电路等进行了详细分析，明确了选取规则。

In hardware , combining with system indicators of design , the filtered rectifier circuits , flyback main circuit and clamp protection circuit arc analyzed at length ; and the selecting principles are identified .

文章采用单级隔离型全桥结构结合传统BOOST型PFC的输入电感和RCD钳位作为主电路，并融合基于DSP的全数字控制方案，对中大功率单级隔离型PFC进行研究。

Isolated type PFC converter is investigated by combining topology of isolated type full-bridge ( FB ) structure within input inductor of conventional BOOST type PFC and RCD clamp snubber circuit with flexible and proficient digital control strategy .

通过对现有电源钳位ESD保护电路的电路结构、工作原理进行分析和研究，讨论了它们的优点和存在的问题，提出了一种改进的电源动态侦测ESD保护电路。

By analyzing and researching the existing power clamp ESD protection circuit of the circuit structure , working principle , discussing their advantages and problems , and proposed an improved power dynamic detection ESD protection circuits . 3 .

一种新型有源钳位DC/DC变换电路

A New Active-clamping DC / DC Converter

为此，基于高速工业平缝机的电磁阀控制，对钳位型RDC缓冲电路进行了研究。

The RDC clamp buffer circuit is researched based on the solenoid valve control of industrial lockstitch sewing machine .

目前，在实际IGBT逆变桥电路中，缓冲电路大多还是传统的钳位式RCD缓冲电路，这种电路可以把能量部分回馈电源，故损耗相对较小。

Nowadays the snubbers in IGBT inverters are traditional clamp RCD snubbers yet , which can convert some energy back to power supply so that the dissipation is low .

缓冲电容器的电压被钳位，使得推挽电路特有的倍压不会在吸收电路上造成额外的损耗。

Due to the voltage clamp on the capacitor , there is , for the doubled voltage of the push-pull circuit , no additional loss in the snubber .

副边由电容电压钳位避免整流二级管承受尖峰电压故不需要增加钳位吸收电路。

Secondary rectifier voltage clamped by the capacitor voltage to avoid the peak voltage .

论述了峰值电流控制RCD钳位反激变换器的原理，并首次提出了RCD钳位等关键电路参数设计准则。

The operation of RCD clamped flyback converter based on peak current control is presented , and the design criterion of the key parameter such as RCD clamp circuit is proposed .