DA9142-XXF71-A

Overview

The DA9142-XXF71-A is an automotive-grade, high-efficiency dual-phase DC-DC step-down converter manufactured by Renesas Electronics Corporation. It delivers a continuous output current of 13 A and a peak current of 20 A. The device operates with an input voltage range of 2.8 V to 5.5 V and provides an adjustable output voltage from 0.5 V to 1.3 V. Integrated FETs enhance power density, while I2C communication allows for precise configuration.

Feature Summary

• Automotive grade qualification ensuring reliability in vehicle environments
• Integrated high-side and low-side FETs for compact design
• Dual-phase architecture for improved thermal performance and efficiency
• I2C interface for programmable control and monitoring

Applications

• High-performance mobile processors
• On-board computer systems
• Infotainment units
• Advanced driver assistance systems (ADAS)

Procurement Notes

Verify the specific suffix code against the official datasheet to confirm exact electrical characteristics and packaging options. Ensure the component meets the required automotive quality standards for your target application. Cross-reference the part number with authorized distributors to confirm availability and authenticity before placing orders.

Selection Notes

Select this component when an automotive-rated buck converter with high peak current capability is required. It is suitable for powering sensitive digital loads that demand stable voltage regulation under dynamic load conditions. Consider the integrated FET design for space-constrained PCB layouts.

Part Context

This part belongs to the DA914x series of high-current DC-DC converters. It is designed specifically for automotive applications requiring robust performance and compliance with industry standards. The series offers various configurations to meet different power delivery needs in modern vehicles.

Replacement Considerations

Check for direct pin-to-pin replacements within the same product family or equivalent parts from other manufacturers that match the 13A continuous/20A peak current rating and automotive grade requirements. Verify compatibility with existing control logic and thermal management solutions.