MAX16922ATPG/V+T

Overview

The MAX16922ATPG/V+T is an automotive-grade PMIC featuring dual step-down DC-DC converters and two low-dropout regulators. It operates within a 3.7V to 28V input range, delivering up to 1.2A from the main buck channels. The device integrates active-low reset functionality and supports a 2.2MHz switching frequency. Packaged in a 20-TQFN (5x5mm) with exposed pad, it ensures reliable performance across -40°C to +125°C temperatures while meeting AEC-Q100 standards.

Feature Summary

• Integrates dual high-current synchronous buck converters alongside dual LDOs for comprehensive power management
• Includes integrated active-low reset generator for system supervision and fault protection
• Supports wide input voltage range suitable for automotive battery systems

Applications

• Automotive infotainment systems
• Telematics control units
• Body control modules

Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to widespread counterfeiting risks. Confirm the specific suffix matches required packaging and temperature grades. Request full traceability documentation including lot codes and material declarations. Ensure storage conditions comply with moisture sensitivity levels prior to assembly. Validate supplier authorization status before finalizing procurement agreements.

Selection Notes

Select this component when designing automotive electronics requiring consolidated power rails from a single package. The dual buck topology efficiently handles varying load currents for digital logic and peripherals. Verify thermal dissipation requirements given the exposed pad design. Consider the fixed switching frequency for electromagnetic interference filtering strategies. Ensure input voltage profiles remain within the specified operational limits during all vehicle states.

Part Context

This part belongs to the MAX16922 family of highly integrated power management ICs designed specifically for automotive applications. It consolidates multiple voltage regulation functions into a compact footprint, reducing board space and component count. The series is characterized by robust automotive qualification and high efficiency under varying load conditions.

Replacement Considerations

Consult official cross-reference data for direct pin-compatible alternatives. Verify that any substitute maintains identical AEC-Q100 qualification and thermal characteristics. Ensure functional equivalence regarding output current capabilities and reset threshold voltages.