Why are ULN2803 normally used between the microcontrollers and the relays?
Posted: Thu Jul 14, 2022 8:38 am
a) for increasing the voltage capability required by a relay
b) for switching purposes
c) for increasing the current capability required by a relay
d) all of the mentioned
b) for switching purposes
c) for increasing the current capability required by a relay
d) all of the mentioned