lost_and_confused:
The IC has flyback diodes on each circuit, but I may put another one on them.
I'm not sure what the external diode is for, but as long as you have a flyback diode in parallel with each relay coil I guess you will be OK.
lost_and_confused:
The IC has flyback diodes on each circuit, but I may put another one on them.
I'm not sure what the external diode is for, but as long as you have a flyback diode in parallel with each relay coil I guess you will be OK.