LP875701CRNFRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LP875701CRNFRQ1 is an automotive-grade, multiphase buck converter from the Texas Instruments LP875701 series. It features a single output capable of delivering up to 10 A of current. The device operates with an input voltage range of 2.8 V to 5.5 V and provides a programmable output voltage ranging from 985 mV to 1.015 V. Designed for high efficiency, it utilizes synchronous rectification and supports a switching frequency of 4 MHz. The component is qualified to AEC-Q100 standards and functions within a junction temperature range of -40°C to +125°C. It is housed in a compact 26-pin VQFN package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Multiphase architecture designed to deliver high continuous output current while minimizing input and output capacitance requirements.
• Integrated synchronous rectification for improved power conversion efficiency across varying load conditions.
• Programmable output voltage allows precise regulation tailored to specific processor or memory core requirements.
• Automotive qualification ensures reliability and performance stability under harsh environmental operating conditions.

Voltage Regulators - DC DC Switching Regulators Applications

• Powering central processing units (CPUs) in automotive infotainment systems
• Supplying power to application processors in advanced driver-assistance systems (ADAS)
• Providing regulated voltage rails for automotive memory modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the ordering part number matches the required suffixes for package type, tape-and-reel quantity, and temperature grade. Confirm AEC-Q100 qualification status aligns with project specifications. Ensure compatibility with existing PCB footprints for the 26-VQFN package. Review datasheet thermal guidelines for adequate heat dissipation design.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single rail requires high current delivery exceeding standard single-phase capabilities. The multiphase design reduces ripple current, allowing for smaller passive components. Verify that the input voltage source remains within the specified 2.8 V to 5.5 V window. Consider the 4 MHz switching frequency for trade-offs between component size and electromagnetic interference.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LP87570x-Q1 family of specialized power management integrated circuits. These converters are engineered specifically for demanding automotive applications requiring robust power delivery. The family shares common control interfaces and thermal characteristics, facilitating modular design approaches in complex electronic control units.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LP875701ARNFTQ1