Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Register Log in

how to use ULN2803 to drive Relay

Status
Not open for further replies.
P

philips1983

Newbie level 1
Joined
Aug 16, 2009
Messages
1
Helped
0
Reputation
0
Reaction score
0
Trophy points
1,281
Location
indonesia
Activity points
1,286
uln2803 relay

Hi, anyone can help me how to use ULN2803 to drive Relay.
I use ULN2803A and my coil relay is 12VDC. COM on the pin no 9 should be connected to 12v or 5v? and ULN2803 doesn't have VCC pin.

Please help me if possible in a diagram.
thx
 

Status
Not open for further replies.

Similar threads

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top