MAX16922ATPB/V+T

Overview

The MAX16922ATPB/V+T is an automotive-grade PMIC featuring two 2.2MHz synchronous buck converters and two low-dropout regulators. It operates from a 3.7V to 28V input range within a -40°C to +125°C temperature scope. The device provides four outputs with current capabilities of up to 1.2A for the DC-DC sections and 600mA for the LDOs. Packaged in a 20-TQFN (5x5mm) exposed pad, it supports fixed or adjustable output voltages including 1V, 2.7V, 3.3V, and 5V. Certified to AEC-Q100 standards, it ensures reliability for demanding vehicular environments.

Feature Summary

• Integrates dual step-down DC-DC converters and dual LDOs for comprehensive power management
• Automotive qualification compliant with AEC-Q100 standards for extended temperature operation
• High switching frequency enables the use of compact external passive components
• Includes active-low reset functionality for system supervision

Applications

• Infotainment systems
• Instrument clusters
• Telematics control units
• Body control modules

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm package integrity and pin alignment against datasheet specifications. Ensure storage conditions meet moisture sensitivity level requirements prior to assembly. Cross-reference ordering information with official Analog Devices documentation to validate suffix designations.

Selection Notes

Select this component when designing automotive circuits requiring integrated dual buck and dual LDO regulation. Evaluate thermal performance based on total output current and ambient conditions. Consider the 2.2MHz switching frequency for board space optimization. Verify input voltage compatibility with the 3.7V to 28V operational range.

Part Context

This part belongs to the MAX16922 family of highly integrated power management ICs designed specifically for automotive applications. The series consolidates multiple power rails into a single solution, reducing bill-of-materials complexity. It serves as a central power distribution unit for various electronic control modules in modern vehicles.

Replacement Considerations

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