| 大功率数控恒流源设计 |
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| 引用本文： | 彭雪峰,严春平.大功率数控恒流源设计[J].九江职业技术学院学报,2010(1):27-28. |
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| 作者姓名： | 彭雪峰 严春平 |
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| 作者单位： | 九江职业技术学院,江西九江,332007 |
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| 摘 要： | 恒流源在实际工程中是一种用途广泛的检测设备。以AT89S52作为核心控制模块，通过D／A变换实现输出电流可调，采用精密运算放大器和达林顿管进行扩流，设计出能精确输出20mA．2000mA数控可调直流恒流源。
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| 关 键 词： | 恒流源 AT89S52 D／A |
Design of High Power Numerical Controlled Constant Current Source |
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| PENG Xue-Feng,YAN Chun-Ping.Design of High Power Numerical Controlled Constant Current Source[J].Journal of Jiujiang Vocational and Techinical College,2010(1):27-28. |
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| Authors: | PENG Xue-Feng YAN Chun-Ping |
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| Institution: | Jiujiang Vocational and Technical College;Jiujiang;Jiangxi;332007 |
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| Abstract: | constant current source is a widely used device in engineering.This design,using AT89S52 as the controlling core,adjusting the output by D/A conversion,and amplifying the current by precise operational amplifier and Darlington transistor,can give a output current that can be precisely adjusted from 20mA to 2000mA. |
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| Keywords: | constant current source AT89S52 D/A |
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