经PSPICE软件仿真和小功率电路实验证明，“通过改变开关角而实现调节输出电压”的闭环设计方案是可行的。
Tested by PSPICE simulation and small power experiment, the designing project "adjusting output voltage by changing on and off time of the SPWM" is practical.
通过将大功率(大电流)和小功率放大电路分置在不同的单元中，就可以避免输入信号受到干扰。
By putting the high-power (high current) and low power sections in different boxes we can help protect the input signals from harm.
设计了可有效提高效率的小功率常规集成电源电路。
A high efficient power supply circuit for compact low power application is designed.
串联谐振电路简单、启动容易、谐振频率高，适应于小功率感应加热电源系统。
The series resonance circuit is simple, its start easy and resonance-frequency high. It is suitable in small power induction heating supply.
本文叙述一种小功率连续式ups的电路设计。
This paper discusses the circuit design of a low power and continuous UPS unit.
介绍了太阳能电池的基本原理和伏安特性，提供了一套小功率简易太阳能控制器的电路。
This paper introduces solar energy cell′s basic principle and VI character, provides a set of circuit of small power simple solar energy controller.
实验结果表明该电路方案简单、成本低、输入功率因数高，适用于中小功率，具有良好的应用前景。
The experiment results show its simplicity and low cost as well as good prospects of application.
该电路原理简单、器件少、工作可靠、体积小、调试方便，适用于中、小功率的激光器，具有一定的应用价值。
The circuit has simple principle, few elements, high reliability, small size and convenient adjustment. It can be used for medium or low power laser.
提出了一种适用于小功率逆变电源的新型功率因数校正电路拓扑方案，分析了其基本工作原理及参数设计要求。
A novel power-factor corrector topology applicable to the small welding power inverter is proposed. The basic operation principles and design rules are presented in detail.
由于RCD钳位电路比有源钳位电路更简洁且易实现，因而在小功率变换场合RCD钳位更有实用价值。
RCD clamp circuit as a result of active-clamp circuit than the more concise and easy to realize, and in low-power transform RCD clamp occasions more practical value.
磁信号放大检验显示器由小功率双运放大器耦合一个检验显示开关电路而成；
The magnetic induction head is electrically connected with the input end of the magnetic signal amplifying test display;
磁信号放大检验显示器由小功率双运放大器耦合一个检验显示开关电路而成；
The magnetic induction head is electrically connected with the input end of the magnetic signal amplifying test display;
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