Quick power supply question

Thread Starter

PlayaSlaya

Joined Jun 22, 2009
16
Hi, heres a power supply i designed to deliver 5V and 3.3V. Can anyone tell me if it will work.

Any help is much appreciated. Thanks
 

SgtWookie

Joined Jul 17, 2007
22,230
Change R1 to 120 Ohms. Change R2 to 200 Ohms.

For more stability, connect a 10nF cap between the junction of R1/R2 and ground.

You need larger filter caps after the rectifier bridge. 2,200uF would be OK for up to around 500mA.

Don't forget to use heat sinks.
 
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