MAX1904BEAI+T

Overview

The MAX1904BEAI+T is a controller IC designed for notebook power systems, manufactured by Analog Devices Inc./Maxim Integrated. It operates within an input voltage range of 4.2V to 30V and provides two outputs adjustable from 2.5V to 5V. The device is housed in a 28-SSOP package with a width of 5.30mm. It supports surface mount installation and functions reliably across a temperature range of -40°C to +85°C. This component serves as a specialized regulator for managing power distribution in portable computing applications.

Feature Summary

• Integrated controller architecture optimized for notebook power system management
• Dual output capability supporting flexible voltage regulation requirements
• Wide input voltage tolerance suitable for various battery and adapter configurations

Applications

• Notebook computer power supply control
• Portable electronic device power management
• Battery-powered system voltage regulation

Procurement Notes

Verify the specific suffix 'T' indicates tape-and-reel packaging if required, as standard listings may reference tube packaging. Confirm current availability status, as this part number has been subject to discontinuation notices and reinstatement cycles. Ensure compatibility with existing PCB footprints for the 28-SSOP package before procurement.

Selection Notes

Select this component when designing power systems for notebooks requiring dual regulated outputs from a wide input range. Consider the 28-SSOP package constraints for board space. Verify thermal performance within the specified operating temperature range. Compare against other MAX190x variants if different pin counts or output configurations are needed.

Part Context

This part belongs to the MAX1901/02/04 family of notebook power controllers. These devices are engineered specifically for laptop power architectures, integrating necessary control logic for efficient energy conversion. The MAX1904 variant specifically offers two outputs, distinguishing it from single-output counterparts in the series.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.