MAX8744AETJ+

Overview

The MAX8744AETJ+ is a quad-output main power supply controller designed for notebook and controller applications. It operates within an input voltage range of 6V to 26V and supports output voltages including 3.3V, 5V, and adjustable ranges from 1V to 26V. The device is housed in a 32-TQFN package with dimensions of 5x5 mm. It features low operating supply current of 20 uA and functions as a high-efficiency power management integrated circuit (PMIC).

Feature Summary

• Provides four independent output channels for main power supply regulation.
• Designed for high-efficiency power management in portable computing systems.
• Supports flexible output voltage configurations including fixed and adjustable rails.

Applications

• Notebook computer main power distribution
• Controller board power management
• Multi-rail DC-DC conversion systems

Procurement Notes

Verify component authenticity through authorized distributors or manufacturer channels due to potential availability constraints. Confirm RoHS compliance status and check for end-of-life notices prior to procurement. Ensure the specific suffix matches design requirements as packaging variations may exist.

Selection Notes

Select this component when designing multi-output power architectures for notebooks requiring a single controller solution. Evaluate thermal performance within the 32-TQFN package against system heat dissipation capabilities. Verify that the 6V to 26V input range aligns with the system's battery or adapter specifications.

Part Context

This part belongs to the MAX8744 series of quad-output controllers from Analog Devices/Maxim Integrated. It serves as a specialized PMIC for complex power sequencing in mobile devices. The ETJ+ suffix indicates the specific package type and lead-free composition.

Replacement Considerations

The MAX8744ETJ+ is listed as a related variant within the same product family. Verify pin compatibility and electrical specifications before substitution.