主要内容包括PWM斩波电路结构及功率开关器件的选择，驱动电路，保护电路以及软件编程。
The PWM chopper circuit and the selection of power switching elements, protecting circuits, driving units and software programming are given out.
器件的双uvlo功能保护功率MOSFET不会因栅极驱动或电源电压过低而损坏。
Its dual UVLO feature protects the power MOSFET from damage in the event that the gate-drive or supply voltage is too low.
如果一台发电机组没有运转，并且没有逆功率继电器保护，运转的机组就会驱动这个机组，这台机组上的发电机则变成电动机运行。
If one set stops and reverse power protection is not provided, the set still running will drive the set that has stopped. The generator on the set that has stopped will act as a motor.
IPM是一种将驱动和保护电路集成于一体的智能功率器件。
IPM is an intellectual power appliance in which the driving circuit is integrated with the protective circuit.
另外还研究智能功率模块7mbp75ra120的自保护功能和特点，设计了稳定、可靠的IPM驱动电路。
And the Intelligent Power Module (IPM) 7mbp75ra120's characteristic and self-protection function are studied as well, credible and steady driving circuits for IPM have been designed.
主要介绍一种大功率超声波逆变电源装置的主电路、控制电路、驱动与保护电路的设计，并给出实验结果。
This paper introduces the design of high power supersonic inverting power supply, including main circuit, controlling circuit, driving and protecting circuits, and gives experimental results.
它高密度集成，具有对被驱动IGBT进行过电流或短路保护的功能，可用来直接驱动300a、600v的功率IGBT模块。
It is high dense integration, and has function for the over-current or short protection of the driven IGBT. It can also directly drive IGBT module of power with 300a, 600v.
喷油阀驱动电路；功率三极管；过压保护；
Fuel injector driving circuit Power triode Overvoltage protection;
功率器件采用智能功率驱动模块，其内置的保护电路大大提高了系统的可靠性。
The Intelligent Power Module is been used for power instrument, its inner protect circuit raise reliability of the system.
为解决开关器件在多电平高压功率变换器的驱动和保护问题，提出了一种光纤隔离的驱动保护电路。
The circuit isolated by optical fibre for transmitting drive signals and avoiding over current is proposed to solve drive and protection problems for transistors in high-voltage multi-level convertor.
本文采用UC 3846作为PWM发生器，桥式驱动的脉冲变压器既保证信号的传输，又保证足够功率驱动全桥逆变主电路。对于经常发生短路刷镀刷镀工艺，快速过电流保护非常必要。
UC3846 is used for PWM, pulse transformer driven by bridge can transfer signal and power for IGBT in main circuit, quick protection is necessary for short circuit often happen during brush plate.
该驱动模块包括接口选择模块、功能选择模块、电源模块、驱动与保护模块以及功率补充模块。
This module includes port switching module, function switching module, power supply module, drive and protection module and power supplement module.
大功率半导体激光器驱动电源的关键是保护电路的设计。
The design of protect circuit is a key aspect of high power laser diode driver.
通过双限流电路和浪涌强制吸收或隔离保护电路的设计，解决了大功率半导体激光器驱动电源常见的浪涌冲击和电流恒定的难题。
The double limit current circuit and electronic surge force absorbed or isolated circuit are introduced. The problems of electronic surge strike and current stable are solved.
通过双限流电路和浪涌强制吸收或隔离保护电路的设计，解决了大功率半导体激光器驱动电源常见的浪涌冲击和电流恒定的难题。
The double limit current circuit and electronic surge force absorbed or isolated circuit are introduced. The problems of electronic surge strike and current stable are solved.
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