Power Supply for Neat OLED

alband

Senior Member
BC857 looks great. I just didn't know what requirements I needed from the transistor so was trying to find similar ones. Cheers Goeytex
 

Goeytex

Senior Member
Current direction? I see some data briefs that spec a PNP with negative current and others with positive current. I also notice that sometimes the parametric data is just wrong.

Bottom line, If it's a PNP it will work.
 
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