MAX16922ATPA/V+T

Overview

The MAX16922ATPA/V+T is an automotive-grade power management IC featuring two 2.2MHz synchronous buck converters and two low-dropout regulators. It supports a 3.7V to 28V input range with outputs of 1V, 2.7V, 3.3V, and 5V. Current capabilities include 1.2A for the DC-DCs and 600mA for the LDOs. The device operates from -40°C to +125°C in a 20-pin TQFN package.

Feature Summary

• Integrates dual step-down converters and dual LDOs for comprehensive power sequencing
• Includes active-low reset generator for system protection
• Automotive qualification ensures reliability in harsh environments

Applications

• Infotainment systems
• Instrument clusters
• Telematics control units

Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm lot traceability and RoHS compliance documentation. Check for AEC-Q100 certification validity. Ensure storage conditions meet manufacturer specifications to prevent degradation during handling and installation processes.

Selection Notes

Evaluate input voltage compatibility with vehicle electrical systems. Assess thermal performance requirements for the TQFN-EP-20 package. Verify output current demands against the 1.2A and 600mA limits. Consider switching frequency impact on external component selection and electromagnetic interference constraints.

Part Context

This component belongs to the MAX16922 series of integrated power management solutions designed for automotive applications. It consolidates multiple voltage regulation functions into a single compact footprint, reducing board space and simplifying design complexity for modern vehicle electronics requiring robust power delivery.

Replacement Considerations

Consult official substitution lists for equivalent automotive PMICs. Verify pin-to-pin compatibility and electrical parameter alignment before implementation.