MAX1969EUI+T

Overview

The MAX1969EUI+T is a specialized power management integrated circuit designed as a dedicated driver for Peltier thermoelectric cooler (TEC) modules. It operates within a supply voltage range of 4.75V to 5.25V and supports an operating supply current of up to 32 mA. The device handles a maximum power dissipation of 1.9 W and is housed in a surface-mount 16-QSOP package. It functions as a precision control interface for active thermal regulation systems.

Feature Summary

• Dedicated driver architecture optimized for Peltier TEC module control
• Integrated power management capabilities for precise thermal regulation
• Surface-mount construction suitable for compact electronic assemblies

Applications

• Active thermal management in optical communication transceivers
• Temperature stabilization for laser diode modules
• Precision cooling control in medical diagnostic instrumentation

Procurement Notes

Verify the specific suffix designation against the manufacturer's official documentation to confirm pinout compatibility and functional specifications. Ensure that the selected variant aligns with the required thermal load and voltage constraints of the target application design.

Selection Notes

Evaluate the thermal dissipation requirements against the component's 1.9 W limit. Confirm that the system voltage remains within the specified 4.75V to 5.25V range. Assess the physical footprint constraints to ensure the 16-QSOP package fits the designated PCB layout area.

Part Context

This component belongs to the Maxim Integrated portfolio of specialized power management solutions. It is engineered specifically for applications requiring accurate control of thermoelectric cooling elements, distinguishing it from general-purpose linear regulators or switching converters by its focus on bidirectional current handling for heating and cooling cycles.