LP875610BRNFRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LP875610BRNFRQ1 is an automotive-grade multiphase buck converter from Texas Instruments, designed for high-current applications. It integrates four synchronous buck converters capable of delivering a total output current of 16A. The device operates with a switching frequency of 2MHz and supports input voltages between 2.8V and 5.5V. Output voltage is adjustable from 600mV to 3.36V. It features AEC-Q100 qualification for Grade 1, ensuring reliability in temperatures ranging from -40°C to +125°C. The component is housed in a 26-pin VQFN-HR package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates four independent synchronous buck converters for multi-rail power distribution
• Automotive AEC-Q100 qualified for Grade 1 temperature range reliability
• Supports high-efficiency operation with integrated synchronous rectifiers
• Compact VQFN-HR package design optimized for space-constrained PCB layouts

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems requiring multiple voltage rails
• Digital signal processing units in vehicle control modules
• High-performance computing blocks in automotive ADAS architectures
• Power management for automotive gateway nodes

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes such as BRNFRQ1 to ensure correct packaging, tape-and-reel specifications, and automotive grade compliance. Confirm that the supplier provides official Texas Instruments documentation or authorized distributor certification. Check for RoHS and REACH compliance status relevant to your region. Ensure storage conditions align with moisture sensitivity level requirements for VQFN packages prior to assembly.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing automotive power systems requiring up to 16A total current across four phases. It is suitable for applications needing wide input voltage compatibility and high switching frequencies to minimize passive component size. Consider thermal performance and PCB layout constraints due to the high current density. Verify that the target application does not exceed the maximum output voltage limit of 3.36V per channel.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LP8756x-Q1 family of multiphase buck converters. It shares architectural similarities with other members like the LP875610B-Q1 but is specifically configured for the BRNFRQ1 variant. The family is targeted at automotive electronics demanding high efficiency and robustness. It complements other TI PMIC solutions by providing dedicated high-current regulation capabilities.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes within the same family include parts with similar pinouts and electrical characteristics, such as the LP875610B-Q1. Verify functional equivalence regarding current ratings and switching frequencies before substitution. Cross-reference package dimensions and thermal pad configurations to ensure mechanical compatibility.