LP87524TRNFTQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LP87524TRNFTQ1 is an automotive-grade, four-output buck converter PMIC from Texas Instruments. It operates with an input voltage range of 2.8 V to 5.5 V and provides adjustable output voltages between 0.6 V and 3.36 V. The device supports a total output current of up to 10 A across its four channels. It features a high switching frequency of up to 4 MHz and includes remote voltage sensing for improved load regulation. The component is housed in a 26-pin VQFN package and is qualified to AEC-Q100 standards for operation within a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates four independent synchronous buck converters capable of delivering a combined maximum output current of 10 A.
• Supports automatic transition between PWM and PFM modes to optimize efficiency across varying load conditions.
• Enables precise load regulation through remote differential voltage sensing to compensate for PCB trace IR drops.
• Includes programmable GPIOs and synchronized sequencing capabilities for complex power-up and power-down sequences.

Voltage Regulators - DC DC Switching Regulators Applications

• Power management for automotive radar systems and MMICs
• Supplying processor cores and platform logic in automotive infotainment units
• Multi-rail power distribution for advanced driver assistance systems (ADAS)
• High-density point-of-load conversion in automotive electronic control units

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'TR' indicates tape and reel packaging configuration when ordering. Confirm that the Q1 designation aligns with required automotive reliability standards. Ensure the VQFN-26 footprint matches the target PCB layout constraints. Cross-reference the full part number against the manufacturer's latest datasheet to confirm pinout compatibility and electrical specifications before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing systems requiring four distinct regulated rails from a single IC. It is suitable for applications needing high current density and fast transient response. Consider the 4 MHz switching frequency for minimizing external passive component size. Evaluate the need for remote sensing if long traces exist between the regulator and the load.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LP8752x-Q1 family of multi-phase buck converters designed specifically for automotive environments. It shares architectural similarities with other members like the LP87524PRNFTQ1 but differs in specific output configurations and package variants. The series targets modern automotive processors that demand efficient, compact, and reliable power solutions compliant with strict automotive quality standards.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The LP87524PRNFTQ1 serves as a functional equivalent within the same product family. Verify package dimensions and pin assignments to ensure mechanical compatibility during substitution. Check specific electrical parameter tolerances and thermal performance characteristics to confirm suitability for the intended application environment.