Peltier controller with a 3V–5.5V supply range
The MAX1978ETM+ is a complete thermoelectric cooler (TEC) controller IC from Analog Devices, designed to drive Peltier modules in laser diode temperature stabilization, optical transceivers, and medical diagnostic equipment.
48-TQFN package and board-fit
Supplied in tube packaging, so it's easy to handle in small-batch rework or prototyping without a feeder.