This book expounds the basic concept, circuit working principle, function and function of the new switching regulated power supply. Specific circuit analysis and common troubleshooting skills, focusing on a large number of practical troubleshooting cases of switching power supply. All cases in the book are discussed in three steps: failure phenomenon, analysis, maintenance and treatment results. There are both common fault maintenance and difficult fault handling, and the content is relatively new.

Clever, informative, easy-to-understand language, illustrated form, is a convenient and fast switching power supply principle and maintenance reference. For the convenience of readers, all the models in the book are classified.

This book is suitable for the vast number of switching power supply electrical maintenance personnel, maintenance training students and electronic enthusiasts to read and reference.