C chug Member Joined Jan 18, 2013 Jul 13, 2014 #1 I have a 5v psu to a 5v screen, 2a. but the trigger is 12v. Can I use a normal 12v 4 pin relay?
JLK03F150 What have I done! Member Joined May 17, 2005 Location Georgia Jul 13, 2014 #2 You want a relay with 12vdc coil and contacts rated at 5vdc @ 2amps.
larrymoencurly Member Joined Jul 14, 2002 Jul 14, 2014 #3 A 12V relay with contacts rated for at least 2 amps can handle the load, but its coil will require about 12V to activate those contacts. What's a "screen"? What's the "trigger"?
A 12V relay with contacts rated for at least 2 amps can handle the load, but its coil will require about 12V to activate those contacts. What's a "screen"? What's the "trigger"?