MAX16922ATPK/V+T

Overview

The MAX16922ATPK/V+T is a power management IC featuring dual 2.2MHz step-down DC-DC converters and two low-dropout linear regulators. It operates within an input voltage range of 3.7V to 28V, providing four independent outputs with current ratings up to 1.2A for the switching channels. The device supports fixed output voltages including 1V, 2.7V, 3.3V, and 5V, ensuring precise load regulation of 0.2%. Designed for automotive applications, it meets AEC-Q100 standards and functions reliably across an extended temperature range from -40°C to +125°C.

Feature Summary

• Integrates dual high-frequency buck converters and dual LDOs in a single compact package
• Automotive-grade qualification ensures reliability under harsh environmental conditions
• Supports wide input voltage ranges suitable for various system architectures

Applications

• Automotive infotainment systems
• Telematics control units
• Instrument cluster power distribution
• Body control modules

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to obsolete status. Confirm specific suffix designations match exact thermal and electrical requirements. Request original datasheets and traceability documentation to ensure compliance with automotive quality standards. Validate packaging integrity against moisture sensitivity levels prior to installation.

Selection Notes

Evaluate thermal performance capabilities given the TQFN-EP-20 package constraints. Compare output current requirements against the 1.2A limit of the primary buck converters. Ensure input voltage profiles remain within the specified 3.7V to 28V operational window. Consider layout complexity associated with integrating multiple regulator types on a single substrate.

Part Context

This component belongs to the MAX16922 family of integrated power management solutions designed specifically for demanding automotive environments. It consolidates multiple voltage conversion stages into one footprint, reducing board space compared to discrete solutions. The series emphasizes efficiency and noise reduction for sensitive electronic loads.

Replacement Considerations

Public records indicate the MAX16922ATPE/V+ as a potential variant within the same product line. Verify pin compatibility and electrical specifications before substitution. Note that availability may be restricted due to production lifecycle changes.