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Linear and switching power supplies circuits design

Linear and switching power supplies electronic circuits design projects and schematics.

Cm1117 voltage regulator

Using Cm1117 voltage regulator manufactured by Champion can be designed a adjustable or fixed power supply with a maximum output current around of 1 ampere .
CM1117 is a three terminals 1A low dropout voltage regulator with a 1.8 , 2.5 , 3.3 fixed output voltage or adjustable output voltages .

Circuit Diagram: 
Cm1117 voltage regulator adjustable
Cm1117 voltage regulator
Electronic Circuits: 

MAX680 symmetrical power supply circuit electronic project

This symmetrical power supply circuit is designed using MAX680 integrated circuit and few electronic components. This symmetrical power supply voltage doubler can be used in digital equipment, powered from a battery or 5V power source. Output impedance of each line is symmetrical about 200 ohms and maximum current up to 10 mA.

Circuit Diagram: 
MAX680 symmetrical power supply circuit electronic project
Electronic Circuits: 

5 volts high current power supply using 7805 voltage regulator

This power supply electronic circuit is a high current 5 volts power supply circuit that use a 7805 voltage regulator and some classic electronic components.
This 5volt high current power supply is capable to provide a maximum output current of 3 amperes.

Circuit Diagram: 
5 volts high current power supply using 7805 voltage regulator
Electronic Circuits: 

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