With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
i have create a power supply for mobile charging using 12 volt transformer 1A c and 7805 regulator . the circuit is ok . but i apply the load to the circuit the voltage are reduce from 5 volts to 3 volts and mobile phone is not charge ....... any one help me
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.