DA9214-XXFS1-A

Overview

The DA9214-XXFS1-A is an automotive-grade, multiphase DC/DC buck converter designed as a scalable sub-PMIC. It features dual independent output channels, each delivering up to 10A of continuous current, with a parallel configuration capability reaching 24A total output. The device operates with an input voltage range of 2.8V to 5.5V and supports output voltages from 0.3V to 1.57V. It utilizes a 3MHz nominal switching frequency for compact passive design and includes integrated power switches. Key electrical specifications include ±2.5% output voltage accuracy and adjustable soft-start functionality, ensuring stable performance across the -40°C to +85°C temperature range.

Feature Summary

• Dual-output architecture providing independent control for high-current processor rails
• Multiphase topology ensures outstanding load transient response and low output ripple
• Integrated Dynamic Voltage Control (DVC) for optimized efficiency across varying loads
• Remote sensing capability at the point of load to maintain precise voltage regulation

Applications

• Automotive infotainment systems requiring high-power multicore SoC support
• Telematics units demanding reliable power delivery in harsh environments
• Advanced Driver Assistance Systems (ADAS) processing modules
• Full-scale integrated digital cockpits and heads-up displays

Procurement Notes

Verify the specific suffix code against the manufacturer's latest datasheet to confirm pinout compatibility and thermal characteristics. Confirm that the ordering part number matches the required package variant and temperature grade. Ensure that the application design accounts for the device's automotive qualification standards and recommended operating conditions prior to integration.

Selection Notes

Select this component when designing systems requiring dual independent voltage rails for separate core and peripheral supplies. It is suitable for applications needing up to 20A per channel or combined currents exceeding standard single-phase converters. Consider its multiphase scalability if future designs require higher current density without increasing component footprint significantly.

Part Context

This device belongs to Renesas' automotive-grade sub-PMIC family, engineered specifically for powering complex system-on-chips in vehicles. It complements other models like the DA9213-A by offering dual-channel flexibility. The series targets high-performance computing nodes in modern automobiles, supporting architectures such as ARM Cortex-A series processors and Xilinx FPGAs.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing board layouts and control interfaces before considering alternative components.