Discussion in "Project Addition or Changes" started by    mehtadhaval07    Jul 20, 2009.
Mon Jul 20 2009, 06:42 pm
#1
http://www.8051projects.net/downloads185.html

In this project can you explain me what is the function of ULN2803?
Is it to drive the relays?
if yes then can i use relay driver circuit made of transistor, driving relay from a separate 12v supply?
Mon Jul 20 2009, 08:41 pm
#2
Yes, but I'd replace that cap with a snubber diode.
Tue Jul 21 2009, 06:59 pm
#3
Thank You

Get Social

Information

Powered by e107 Forum System

Downloads

Comments

Robertphype
Sat Apr 27 2024, 12:23 am
ktaletrryp
Fri Apr 26 2024, 10:55 pm
Robertrip
Fri Apr 26 2024, 11:20 am
ArnoldDiant
Fri Apr 26 2024, 03:53 am
RodneyKnorb
Thu Apr 25 2024, 07:08 pm
Williamjef
Thu Apr 25 2024, 02:08 pm
SamuelSmise
Thu Apr 25 2024, 09:56 am
DustinErele
Thu Apr 25 2024, 08:44 am