Hello, I am using a 5v reed relay with a coil resistance of 250ohms, and contact ration of .5 amps and nominal current 20mA. I have the same relay on a breadboard and in a perf board and it seems to be soldered together the same way. When it is in the breadboard, the relay and diode on its coil wo…

strange diode reading with 5v relay

treebykooba October 6, 2012, 10:02pm 4

so all my grounds are connected....do you have any idea why the coil is shorting out the diode in one circuit and not the other?

Topic		Replies	Views
Automotive relays diodes shorting? General Electronics	20	8440	May 6, 2021
5v relay and motor General Electronics	10	4334	May 6, 2021
Having problems with relays!!! IDE 1.x	3	1199	May 5, 2021
Help reading voltage on an analogread pin Troubleshooting	54	16986	May 6, 2021
3VAC on coil side of relay. What's going on? Motors, Mechanics, Power and CNC	27	5463	May 6, 2021