Features

♦Smallest, Safest, Most Accurate Complete Single-Chip Controller

♦On-Chip Power MOSFETS—No External FETs

♦Circuit Footprint < 0.93in2

♦Circuit Height < 3mm

♦Temperature Stability to 0.001°C

♦Integrated Precision Integrator and Chopper Stabilized Op Amps

♦Accurate, Independent Heating and Cooling Current Limits

♦Eliminates Surges By Directly Controlling TEC Current

♦Adjustable Differential TEC Voltage Limit

♦Low-Ripple and Low-Noise Design

♦TEC Current Monitor

♦Temperature Monitor

♦Over- and Undertemperature Alarm

♦Bipolar ±3A Output Current (MAX1978)

♦Unipolar +6A Output Current (MAX1979)