电路的电源电压为3 ~18V，适用于各种类型的数字逻辑电路的逻辑电平判断。
The circuit supply voltage is 3 ~ 18 v, suitable in logic level of kinds of digital logical circuits.
介绍基于脉宽调制芯片TL 494的高压电源的工作原理，其电压可由单片机控制的数字电位器进行调整。
Principle of high voltage power supply based on PWM chip TL494 is introduced in this paper. The adjustment of the voltage is performed by digital potentiometer controlled by MCU.
该电源采用数/模混合控制及重复控制方法，数字部分实现高精度的波形发生器和电压有效值控制；
The power supply adopts D/A mixed control and repetitive control. The digital part realizes the high precise waveform generator and the control based on voltage virtual value.
通过分析数字集成芯片多输出中电源电压瞬间下降的原因，对常规驱动电路结构进行改进。
This paper is intended to improve the regular structure of driving circuits by an analysis of factors that cause instant power drop of voltage in the multiple output of digital IC chips.
本文介绍一种利用高压高阻测量仪的电压比率标准与数字多用表测量直流高压电源的校准方法。
This text introduce a verified method of direct current high voltage supply source making use of digit multimeter and voltage ratio standard in high voltage and high resistance measure instrument.
实验结果表明：采用了本文设计的数字化控制技术的逆变电源，可以获得稳定的正弦电压输出。
It is shown by the experimental results that the inverter power supply with digital control technologies designed by this dissertation can output steady sine voltage.
变速恒频电源数字控制技术以dsp作为控制核心，主要实现对变换器的控制和发电系统电压调节，同时也实现了系统保护功能。
Digital control of VSCF power system, which USES DSP as its control core, realizes the control of inverter and voltage regulator, as well as the system protection.
因为数字电位器触点电阻随供电电源增长而减少，应该选择高供电电压。
Because the resistance of a digital-potentiometer wiper decreases with increasing supply voltage, you should select a high supply voltage.
介绍一种利用占空比与PWM电路补偿端电压之间的关系，设计的以差动电压放大器为核心构成的占空比测量电路；它能以数字显示形式直接给出脉冲电源输出电压的占空比。
A duty ratio measuring circuit, which using differential voltage amplifier as core component, was designed utilizing the relationship between the duty ratio and the compensatory terminal of PWM IC.
本文采用TI公司的TMS320 LF 2407a型DSP芯片设计了一种中频逆变电源，对电源主电路实现了全数字控制，提高了输出电压的精度和稳定度。
This paper I use TI's DSP chip design TMS320LF2407A type, a frequency inverter, I realized the main circuit power supply digital control, and improved output voltage accuracy and stability.
数字输出可以在3.3V电源电压下工作，以便轻松实现数字asic接口。
Digital outputs can be run on 3.3 V supply for easy interface to digital ASICs.
数字输出可以在3.3V电源电压下工作，以便轻松实现数字asic接口。
Digital outputs can be run on 3.3 V supply for easy interface to digital ASICs.
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