Design of the Series-saturated Constant-current Drive Circuit based on Analyzing the lighting Characters 基于照明特性分析的串联饱和型恒流驱动设计
The hardware system includes power supply circuit, clock reset circuit, JTAG model building circuit, decoding circuit, memory interface circuit, man-machine interface circuit and numeric control constant-current source interface circuit. 硬件系统主要包括电源电路、时钟复位电路、JTAG仿真接口电路,译码电路、存储器接口电路、人机接口电路、ADC转换电路和数控恒流源接口等。
Practical Circuit The Constant-current Discharging Circuit for a Battery 一种蓄电池恒流放电电路
On the basis of the introduction to maintenance of battery, this paper analyses the principle of constant-current discharge system and the function of supervisory control unit, and also designs the main circuit and constant-current control circuit. 在介绍蓄电池维护要求的基础上,分析了恒流放电系统的工作原理和监控单元的功能,并设计了主电路和恒流控制电路。
The Design of a Simple Constant-Current Charge Circuit 一种简易恒流充电器的设计
This oscillator is a constant-current relaxation oscillated component. The circuit is composed of four parts: band gap module, current source module, control-voltage-input module and current control oscillator module. 本振荡器采用恒流充放电多谐振荡的电路结构,整个电路由带隙基准源模块、电流源模块、控制电压输入模块和流控振荡器模块四个部分组成。
This paper introduces the design of a medical LD system, including its optics, constant-current source, protective circuit, temperature control and structure. 本文介绍了一种医用半导体激光系统的光路、恒流源及控制保护电路、温控、结构等方面的设计。
The internal composing and parameters of two-phase hybrid motor are analyzed. The theory of the constant-current chopper and H bridge are used to design 16 subdivided drive circuit. 然后进一步分析了步进电机内部结构和参数,研制了步进电机细分驱动电路,利用恒流斩波原理和H桥电路最终实现了步进电机的16细分驱动。
The overall design method of the power supply is put forward, constant-current source circuit and AC source circuit are developed separately; 提出了功放系统的整体设计思路,分别设计了恒流源电路与交流放大电路;
At first, the characteristics of the driving power amplifier were introduced, and the overall design method of the driving power amplifier was put forward, and then constant-current source circuit and power amplifier circuit of current feed-back were developed separately. 首先,介绍了高频激振器驱动电源的特点,提出了驱动电源的整体设计思路,分别设计了直流恒流源电路与电流反馈型功率放大电路;
And this paper analyzes the characteristic of white LED, designs constant-current drive circuit, so that guaranteeing the quality of light. 并且对白光LED特性进行分析,设计了恒流驱动电路,保证发光质量。
It includes Digital constant-current source driver circuit 、 Photoelectric detection circuit and temperature control circuit. 它包括数字化恒流源驱动电路,光电检测电路和温控电路等。
The chip realizes constant-current driving without complicated circuit design, provides the accurate control of current and self stabilization. 设计采用简单的设计理念实现恒流驱动,不需要复杂的电路分析,能实现精确的电流控制,且自身具有稳定性。
Based on that, constant-current driving power is designed and its performance is tested. The test results indicate that the switching power supply circuit has achieved expectation of the function target and the electrical characteristics. 在完成电路原理分析与电路设计的基础之上,设计制作了LED恒流驱动电源,并对其进行了性能测试。
Hardware design mainly includes constant-current driver circuit for laser-diode, photo-electric conversion, amplification and sampling micro signal circuit. 硬件设计主要包括激光二极管恒流驱动电路、光电转换以及微小电流采样放大电路。