This paper research the design to current mode PWM controller IC, it is achieved by bipolar process.
本文主要完成了一种基于双极工艺实现的电流型PWM控制器芯片的设计。
The current mode PWM controller UC1845 integrated with over current protection and over voltage protection, has a quicker dynamic response.
电流控制型PWM控制芯片uc 1845集成过压、过流保护功能,脉冲频率高,驱动能力强,动态响应迅速。
The control system adopts current PWM control mode, and high quality energy feedback with constant power could be accomplished.
控制系统采用的是电流型PWM控制方式,能够实现高品质的恒功率能量回馈。
The common and differential mode voltage produced by the PWM inverter can generate large common and differential current in the motor driving system.
由三相pwm逆变器产生的共模和差模电压可以在电机驱动中产生足够大的共模和差模电流。
The two parts both adopt double loop PWM control mode which consists of outer voltage loop and inner current loop.
该系统包含升压和逆变两个环节,均采用电压外环、电流内环的双环pwm控制方式。
The converter use ZVS-PWM technique and the average current mode control method, and the use of maximum current flow to achieve automatic multi-parallel current.
该变流器应用ZVS - PWM技术和平均电流模式控制方法,并采用最大电流自动均流法实现多机并联均流。
Phase-shifted full-bridge PWM converters work in discontinuous current mode (DCM), when the current of out-put filter inductor is discontinuous in one switching period.
当输出滤波电感的电流在一个周期内不连续时,移相全桥PWM变换器就工作在电流断续模式(DCM)。
In the design of current-mode PWM DC-DC converters, the slope compensation method widely used to prevent sub-harmonic oscillation can significantly weaken the load capacity under a high duty cycle.
电流模pwm集成dc - DC变换器设计中,为了防止亚谐波振荡而普遍采用的斜坡补偿,会在占空比较大时严重影响芯片的带载能力。
In the design of current-mode PWM DC-DC converters, the slope compensation method is widely used to prevent sub-harmonic oscillation.
设计电流模脉冲宽度调制直流转换器时,人们广泛采用斜坡补偿电路来消除谐波振荡。
A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.
设计了一种以电流型PWM控制器UC3842芯片为核心的高频单端反激式开关稳压电源。
The paper introduces the theory of slope compensation in the current-mode of control of PWM mode in detail.
详细介绍了PWM式中峰值电流模式控制中的斜波补偿技术的原理。
The algorithm yields low common mode voltage and current, acceptable PWM ripple at the input and output of the inverter, and has no overvoltage problems unlike AZSPWM1.
该算法产量低共模电压和电流,在可接受哒PWM输入纹波 和输出哒逆变器,并没有过电压 提问题不要像AZSPWM1。
The improved period-average-mode of the single-phase PWM VSC is set up, and the current control scheme based on the model is presented.
建立了PWM逆变器的改进型周期平均模型,并给出了基于此模型基础上的电感电流控制方式;
Three phase voltage PWM rectifier based on current variable-structure control is studied and mathematic mode of PWM rectifier is analyzed in this paper.
对三相电压型PWM整流器采用电流变结构控制进行了研究,分析了PWM整流器的数学模型,详细设计了电流变结构控制器,并对其稳定性进行了分析。
The high switching frequency, along with the PWM current-mode architecture, allows for a compact, all-ceramic capacitor design.
高开关频率,随着PWM电流模式架构,允许一个紧凑,全 陶瓷电容设计。
According to torque ripple of brushless DC motor, the different PWM modulation mode and overlapping commutation method are used to minimize torque pulsation when current commutation is considered.
针对无刷直流电动机的转矩脉动,提出采用不同的PWM调制方式以及不同的重叠换相角减小换相电流所引起的转矩脉动。
A comparator circuit based on current-mode control used in PWM controller is presented that is able to compare 3-data at a time and latch output signals.
文中提出了一种用于PWM控制器的比较器输出电路的设计,该电路基于电流模式控制,能够同时对三路输入信号进行比较输出并对输出信号进行锁存。
This paper presents the principle and virtues of a current-mode-control pulse width modulation(PWM), and makes a comparison with traditional voltage-mode-control.
本文介绍了开关电源的电流型PWM控制技术的原理及特点,并和传统的电压型控制作了比较。
ZVS-PWM controlled current-mode resonant converter previously propsoed includes an active-clamp circuit and a center-tap tpe synchronous rectifying circuit.
最近,带有同步整流电路的有效箝位ZVS-PWM控制串联谐振变换器研究和应用不断取得进展。
But limited by time and my experience, there are still some insufficiency. Such as, reduce the quiescent current and combine PFM mode with PWM mode to improve the efficiency.
由于研究时间和本人经验水平所限,本设计中还有许多不足之处需要做进一步的研究和改进。
But limited by time and my experience, there are still some insufficiency. Such as, reduce the quiescent current and combine PFM mode with PWM mode to improve the efficiency.
由于研究时间和本人经验水平所限,本设计中还有许多不足之处需要做进一步的研究和改进。
应用推荐