Simple and practical switching power supply circuit diagram

Published:2011/4/2 3:40:00 Author:Rebekka | Keyword: switching power supply | From:SeekIC

Simple and practical switching power supply circuit diagram is shown as below. Adjust C3 and R5 to keep the vibration frequency between 30KHz~45KHz. The output voltage should be steady voltage. Output current can up to 500mA. Effective power 8W, 87% efficiency. It can work if you don't have other requirement.



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