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a power supply
projectus.freehost7.com:UG and PG level projects,mini projects and many more here ...







A. Power Supply

 

List of components:-

Switch 5 Amp ON/OFF , Single Pole fig. 15

Fuse - Glass fuse 250 Ma

Centre Tapped Transformer Primary(0-230volt),secondary(12-0- 12volt),1 Amp

Two Diodes D1 & D2 , 1N4007

3 D.C & 1 A.C Capacitors

Where

C1 & C2 = 1000UF/40V (Electrolytic)

C3 = 0.1uF (Ceramic)

C4 = 22uF/25V (Electrolytic)

Regulator (7805)

LED (For testing)

Resistance (R1 ) Where

R1 =820Ω ( CFR, 1/4W )