hi id like to switch 4 * 5v relays switching 4 * 230v feeds, from just 1 output from my 328 just wondering what is the best way / method for doing this? thanks

Whats the best method to switch 4 relays from 1 output?

John_Rae February 6, 2013, 1:57pm 3

4 relay coils in parallel with one common driver transistor ?

Topic		Replies	Views
Powering 20 5vdc relays... Project Guidance	4	384	May 5, 2021
Driving 4 relays per pin - need simple current amplification. Project Guidance	3	494	May 5, 2021
Questions from a newbie Project Guidance	6	740	May 5, 2021
Powering multiple 5V relays simultaneously General Electronics	24	4828	May 6, 2021
Multiple relays in parallel with rectifying diodes General Electronics	7	1296	May 6, 2021