LP87561IRNFRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LP87561IRNFRQ1 is a four-phase, 16-A synchronous buck converter with integrated power switches from Texas Instruments. It operates within an input voltage range of 2.8 V to 5.5 V and provides an adjustable output voltage from 0.6 V to 3.36 V. The device features a 2-MHz switching frequency and supports AEC-Q100 Grade 1 qualification for automotive applications. It is housed in a 26-pin PowerVFQFN package (4.5x4 mm) with wettable flanks for enhanced inspection.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates four high-efficiency synchronous buck channels into a single compact package
• Supports automotive reliability standards through AEC-Q100 Grade 1 certification
• Features programmable switching frequency to optimize external component size and efficiency
• Includes comprehensive protection mechanisms such as overcurrent, overtemperature, and undervoltage lockout

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems requiring stable multi-rail power distribution
• Telematics control units needing high-current regulation in compact form factors
• Body control modules utilizing multiple low-voltage logic and sensor supplies
• ADAS sensor processing units demanding efficient power conversion under thermal constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes against official Texas Instruments documentation to ensure correct package type and temperature rating. Confirm AEC-Q100 compliance requirements match specific vehicle grade specifications. Check for recent Product Change Notifications regarding packaging or sourcing changes. Ensure ordering quantities align with manufacturer reel sizes. Validate that the supplier provides genuine components with traceability.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing automotive systems requiring four independent regulated outputs from a single controller. It is suitable for applications where board space is limited but high current delivery is necessary. Consider the 26-pin QFN package constraints for thermal management and PCB layout. Evaluate the need for external compensation versus internal stability options based on output capacitor ESR characteristics.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LP8756x-Q1 family of automotive-grade power management ICs. It complements other Texas Instruments solutions like the LP8752x and LP8764x series by offering a balanced combination of phase count and current density. The integration reduces the bill of materials compared to discrete multi-channel designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LP87561IRNFREQ1: Same functional specification with RoHS-compliant manufacturing process.