一种新型过流保护设计

A New Design of Overcurrent Protection

随着开关电源的广泛应用,为满足设备对安全性的要求,电路设计时必须设置电路保护功能。针对传统过流保护方法存在的不足,提出一种新型过流保护设计,分析说明该设计的原理,并通过仿真软件搭建过流保护仿真电路。仿真结果表明,该设计具有成本低、精度高、防护速度快等优点,可为以后的电路保护提供了一种过流保护方法。

With the widespread application of switching power supplies,in order to meet the safety requirements of equipment,circuit protection functions must be set up during circuit design.A new type of overcurrent protection design was proposed to address the shortcomings of traditional overcurrent protection methods.The principle of this design was analyzed and explained,and an overcurrent protection simulation circuit was built using simulation software.The simulation results show that this design has advantages such as low cost,high accuracy,and fast protection speed,providing a overcurrent protection method for future circuit protection.