LP873220RHDR

Overview

The LP873220RHDR is a Texas Instruments PMIC featuring two high-current buck converters and two linear regulators. It operates within an input voltage range of 2.8 V to 5.5 V. The buck outputs provide up to 3 A each, with adjustable voltages from 700 mV to 3.6 V. The LDO outputs deliver up to 300 mA, supporting voltages from 0.8 V to 3.3 V. The device utilizes a 28-VQFN package and supports switching frequencies up to 2 MHz.

Feature Summary

• Integrates dual high-current synchronous buck converters for efficient power conversion
• Includes dual low-dropout linear regulators for noise-sensitive applications
• Supports flexible output configurations with independent voltage adjustment

Applications

• Automotive infotainment systems
• Advanced driver-assistance systems (ADAS)
• Industrial control modules

Procurement Notes

Verify the specific suffix against official documentation to confirm exact pinout and thermal characteristics. Ensure compatibility with required automotive qualification standards if deployed in safety-critical environments. Cross-reference datasheet revisions to validate current manufacturing status and availability constraints.

Selection Notes

Select this component when requiring combined switching and linear regulation in a compact footprint. Evaluate thermal performance under maximum load conditions due to high current capabilities. Confirm that the 28-VQFN package dimensions align with the target PCB layout constraints.

Part Context

This part belongs to the LP8732-Q1 family of multi-output power management ICs designed for robust automotive and industrial applications. It consolidates multiple power stages into a single solution to reduce board space and simplify system architecture compared to discrete implementations.

Replacement Considerations

LP873220RHDRQ1