power supply

B

Bram

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Does anyone have schematics (Design, PCB) of an adjustable power supply (0 -
15V) ? Outgoing power should be 1A max.
 
"Bram" <bram.leunis@proximus.be> wrote:

Does anyone have schematics (Design, PCB) of an adjustable power
supply (0 - 15V) ? Outgoing power should be 1A max.
Trying google for "ajustable power supply", the first result:

http://www.hut.fi/Misc/Electronics/circuits/lm317.html

Ok, it is starting at 1.2V. Adding "0v" to the google query gives this:

http://users.otenet.gr/~athsam/power_supply_30.htm

--
Frank Buß, fb@frank-buss.de
http://www.frank-buss.de, http://www.it4-systems.de
 
In article <3f8ea285$0$9890$ba620e4c@reader0.news.skynet.be>,
bram.leunis@proximus.be mentioned...
Does anyone have schematics (Design, PCB) of an adjustable power supply (0 -
15V) ? Outgoing power should be 1A max.
You don't give a lot of info, like how well regulated it has to be,
if at all. You can use a LM317 to get a decent 1A regulated power
supply, down to 1.2VDC. If you need it to go down to 0V, you can
connect the ground of the adjust pot to a negative 1.2VDC regulated
source.

Also, consider buying one, such as the Elenco. Or this one (18V@ 2A
with LCD meters), which you really can't build yourself for $60.00.
http://www.mpja.com/productview.asp?product=14600+PS


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