TDA16846是新型电源控制器,应用十分广泛。本文从TDA16846的功能及特点入手,全面介绍TDA16846在开关电源中的应用电路,并对TDA16846构成的开关电源进行详细分析。最后还对TDA16846构成的开关电源的故障类型及检修技巧作了深入的探究。本文对广大电子爱好者,广大电子产品维修人员及电子技术专业师生极有帮助。 TDA16846 is a new type of power controller, a wide range of applications. This article starts from the function and characteristic of TDA16846, introduces the application circuit of TDA16846 in the switching power supply in an all-round way, and carries on the detailed analysis to the switching power supply of TDA16846. Finally, it also explores the fault types and overhauling skills of TDA16846 switching power supply. This article is of great help to the majority of electronic enthusiasts, the majority of electronic product maintenance staff and electronic technology teachers and students.