摘要
该文讲述了一种基于LTC4414芯片直流稳压电源5V/1A设计原理。采用了微控制器作为主控器,主控器结合功率控制器件LTC4414组成控制电路来实现对输入电源的自动切换,控制电路还连接了以升降压开关稳压器LM2596构成的稳压电路和以电压检测芯片PT8A6102构成的保护电路。此电源具有输出稳定、体积小、成本低等优点。
This paper describes the principle of a DC power supply of 5V/1A and the DC power supply is by the LTC4414.The DC power supply uses a microcontroller as the main controller.The main controller and the power control devices of LTC4414 consisting of a control circuit.The control circuit achieves the automatic switching of input power.The control circuit is also connected to the regulator circuit and the protection circuit.The regulator circuit is designed by Step-down switching regulator LM2596.The protection circuit is designed by voltage detection chip PT8A6102.The DC power supply has many advantages.Such as Output stability,small size,low cost and so on.
引文
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