反馈式开关电源芯片LM2587在模拟汽车供电系统中的应用

Application of Feedback Switch Power Chip LM2587 in Power Supply Systems for Simulating Automoble

介绍了一种基于反馈式开关电源芯片LM2587与DAC芯片TLV5618A构成的闭环电源电路，可实现8～36V的开关电源输出，精度可达0．1V，已经应用到汽车组合仪表调试系统中。

A close-loop power circuit with feedback switch power chip LM2587 and DAC chip TLV5618A is introduced. With this circuit, it can provide 8 ～ 36 V output, and its precision is 0.1 V. This circuit is used in automobile assembled meter debug system.