5V Power Supply using 7805 Voltage Regulator with Design 5V Power Supply using 7805 Voltage Regulator with Design By Manoj Shenoy Electronics , Power Supply 16 Comments In most of our electronic products or projects we need a power supply for converting mains AC voltage to a regulated DC voltage. Design 5V DC Power Supply [Easy Step By Step Guide] The design of 5V DC power supply. The design of any circuit begins with a well made general block diagram. It helps us to design the sections of the circuit individually and then at the end put them together to have a complete circuit, ready for use. +5V and -5V Dual Power Supply Circuit 5v Power Supply Circuit and Working: The complete ±5v power supply circuit diagram using ICL760 is shown below. The input voltage of +5V can be obtained from any USB port of laptop/computer or a charger/adapter. The Circuit is built by around ICL7660 (U1) along with two capacitors (C1 and C2). The 5V output from USB is given to pin 8 of U1. 5V 10A Power Supply | Circuit Diagram Figure shows a project of 5V 10A power supply. This power supply circuit can be used where high current 5V power supply is required. The circuit is using a well known LM7805 IC from LM78xx series, its built in features like over heat protection, short circuit protection, safe area protection, fixed and stable How to design a 5V 2A SMPS Power Supply Circuit Power Supply Unit (PSU) is a vital part in any electronic product design. Most household electronic products like Mobile Chargers, Bluetooth Speakers, Power Banks, Smart Watches etc requires a Power Supply circuit that could convert the AC mains supply to 5V DC to operate them. In this project we will build a similar AC to DC power supply circuit with 10W power rating.