Category: Main page » Power Circuits

5V/1A Power Supply

Source: Kyriakos Kontakos

TECHNICAL CHARACTERISTICS:

Tendency of entry: 220V AC

Tendency of expense: 5V DC

Current of expense: 1A

 

5V/1A Power Supply

Materially:

C1

1000mF/16V electrolytic

C2, C4

100nF polyester

C3

100mF/16V electrolytic

d1-4

4 x 1N4004 or bridge of passages 50V - 1A

U1

LM7805

T1

Transformer of catering 220V/9V - 1A

 

Notes:

Changing the prices of certain elements we can have different tendency of expense:

U1

T1

C1

C3

Tendency of expense

LM7805

220V/9V - 1A

1000mF/16V

100mF/16V

5V

LM7806

220V/9V - 1A

1000mF/16V

100mF/16V

6V

LM7809

220V/12V - 1A

1000mF/25V

100mF/16V

9V

LM7812

220V/15V - 1A

2200mF/25V

100mF/16V

12V

LM7815

220V/18V - 1A

2200mF/35V

100mF/25V

15V

LM7818

220V/24V - 1A

2200mF/35V

100mF/25V

18V

LM7824

220V/30V - 1A

2200mF/40V

100mF/35V

24V

kuna 2013-05-22 19:15:50
can we incoaprate the above with transfomerless circuit? If so what are the values used for various voltages and resistors. TQ.

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