基于高性能单片机的功率直流开关电源的设计

DC Switching Power Supply Design Based on High-performance MCU

本文基于高性能单片机设计了数字控制的功率直流开关电源。首先介绍了该电源的原理及整体设计方案,其次介绍了部分关键电路的硬件设计,采用软件方式来实现功率直流电源的数字控制,给出了主程序及部分关键部分的程序流程图。该电源具有输出电压连续可调、精度高、电路简单、操作灵活等优点。

Based on the design of a number of high-performance MCU control of the power of DC switching power supply. First introduced the power of principle and the overall design scheme, introduced the Second Circuit key part of the hardware design, software methods used to achieve power direct current power of digital control, given the main program and some key part of the process flow chart. The continuous power supply with adjustable output voltage, high precision, simple circuit, the advantages of flexible operation.