FIRST:
STOP TRYING THIS RIGHT NOW!
You're making very wrong connections with Arduino to transistor and Relay.
I'm surprised you only destroyed the BD139.
I'll post more as soon as I can draw it for you.
FIRST:
STOP TRYING THIS RIGHT NOW!
You're making very wrong connections with Arduino to transistor and Relay.
I'm surprised you only destroyed the BD139.
I'll post more as soon as I can draw it for you.