MAX16922ATPJ/V+

Overview

The MAX16922ATPJ/V+ is a power management integrated circuit featuring dual step-down DC-DC converters, dual low-dropout regulators, and an active-low reset controller. It operates within an input voltage range of 3.7 V to 28 V. The device supports four outputs with specified currents including 1.2 A, 600 mA, and 300 mA. Fixed output voltages include 5 V, 3.3 V, 2.7 V, and 1 V. It utilizes a 2.2 MHz switching frequency and is housed in a 20-TSSOP-EP package. The component is qualified to AEC-Q100 standards and functions between -40°C and +125°C.

Feature Summary

• Integrates dual synchronous buck converters and dual LDOs for comprehensive power sequencing.
• Includes an active-low reset controller with programmable delay for system protection.
• Supports automotive applications through AEC-Q100 qualification and extended temperature ranges.

Applications

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

Procurement Notes

Verify the obsolete status before procurement planning. Confirm availability through authorized distributors or surplus channels. Ensure compatibility with existing PCB footprints. Check for lead time variations due to limited supply. Validate that the specific suffix matches design requirements.

Selection Notes

Evaluate the total output current requirements against the 1.2 A and 600 mA capabilities. Consider the fixed voltage options versus adjustable alternatives if needed. Assess thermal performance within the TSSOP-EP package. Verify input voltage stability within the 3.7 V to 28 V range. Confirm automotive grade requirements are met by this specific part number.

Part Context

This component belongs to the MAX16922 family of power management ICs designed for automotive environments. It consolidates multiple power stages into a single solution to reduce board space. The integration of DC-DC converters and LDOs simplifies power distribution networks. The reset function adds reliability to critical electronic systems.

Replacement Considerations

Public confirmed substitute part numbers: MAX16922ATPD/V+T, MAX16922AUPA/V+T, MAX16922ATPK/V+, MAX16922ATPE/V+, MAX16922ATPA/V+