一种0～250mA电压控制电流源的设计与应用  

Design and application of a 0-250 mA voltage-controlled current source

作　　者：陈国杰[1] 王春霞[1] 

机构地区：[1]辽宁工业大学电气工程学院,辽宁锦州121001

出　　处：《电源技术》2011年第8期972-973,共2页Chinese Journal of Power Sources

摘　　要：基于运算放大器原理,给出一种实用电压控制电流源电路。分析了输入电压与输出电流的对应关系。电路结构简单、线性度好、成本低、性能稳定。同时给出在矿山提升机系统中液压站上的应用实例。Based on the principle of operational amplifier,the actual circuit of voltage-controlled current source was proposed.The corresponding relationship of input voltage and output current was analyzed.The circuit structure was simple,linear,low cost and stable.The example of application in hydraulic station in mine hoist system was proposed.

关 键 词：运算放大器 电压控制电流源 液压站 

分 类 号：TM131.4[电气工程—电工理论与新技术]