We now have 128 discreet logic level signals

• We now have 128 discreet logic level signals

• We need to get logic level (5VDC and about 20 milliamps) to switch 120VAC at several amps

• • Input is about 1/10th of 1 watt
  • Output could be hundreds of watts

• Triac -

• • use “isolated” so heat sink is out of the circuit

• Triac driver