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need help with dc power supply

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fly2003

New Member
hi all
i need dc power supply output 12 vdc and 10 amp
i will use Transformer + Rectifier + Smoothing
now i will buy Transformer like this

in 220 vac out 12 vdc 10 amp

but i dont know what the type of Bridge Rectifier is good(i dont know much about Electronics):confused:
Electronics)

i will buy Square_Bridge_Rectifier


but can any one tell me what the best value of Square_Bridge_Rectifier?
and same thing for the capacitor

http://www.made-in-china.com/image/...inum-Electrolytic-Capacitor-105-c-TMCE02-.jpg
 

Boncuk

New Member
Hi,

just use the kind of rectifier as shown in the picure. Select a rating of 40V/25A. For smoothing I recommend a total of approximately 15,000µF (3 X 4,700µF/25V parallel = 14,100µF) will do.

If the rectifier gets hot at max. current mount it on a heat sink.

Boncuk
 
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