| Transistor current souce, negative supply - Click HERE for Original Thread |
| Zodiac |
Stupid question but
if you want a current source on a negative power rail say -5v do you need a PNP or NPN transistor to do this?
basically I want to emulate a PNP transistor current source on the +5v rail..
Thanks for your help |
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| Tube_Dude |
| quote: | Originally posted by Zodiac
Stupid question but
if you want a current source on a negative power rail say -5v do you need a PNP or NPN transistor to do this? |
Hi Zodiac
You need a NPN!
Regards |
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