DA9215-XXFS1-A

Overview

The DA9215-XXFS1-A is an automotive-grade, multiphase DC/DC buck converter manufactured by Renesas Electronics. It operates with an input voltage range of 2.8 V to 5.5 V and delivers a maximum output current of 15 A. The device supports adjustable output voltages from 300 mV to 1.57 V. It features a nominal switching frequency of 3 MHz and maintains output voltage accuracy within ±2.5%. Designed for high efficiency, it includes integrated power switches and remote sensing capabilities. The component is qualified under AEC-Q100 standards and functions reliably within a temperature range of -40 °C to +85 °C.

Feature Summary

• Automotive-grade qualification ensuring reliability in vehicle environments
• Multiphase topology providing superior load transient response
• Integrated power switches eliminating the need for external FETs
• Dynamic Voltage Control (DVC) support for optimized processor performance

Applications

• Automotive infotainment systems
• Telematics control units
• Advanced Driver Assistance Systems (ADAS)
• High-performance application processors

Procurement Notes

Verify the specific suffix configuration against the official datasheet before ordering, as OTP programming finalizes the part parameters. Confirm that the selected variant meets the required output current and voltage specifications for the target design. Ensure compliance with RoHS directives and check for any restricted substance declarations relevant to the manufacturing region. Validate that the VFBGA-66 package pitch matches the PCB footprint requirements.

Selection Notes

Select this component when designing for automotive applications requiring high current density and compact form factors. The 3 MHz switching frequency allows for the use of low-profile inductors, reducing overall system height. Consider the thermal dissipation characteristics given the 2.03 W power dissipation rating. Ensure the input supply can maintain stability within the 2.8 V to 5.5 V range during all operating conditions.

Part Context

This device belongs to the DA9215 series of sub-PMICs designed for multicore SoCs and GPUs. It shares architectural similarities with the DA9213-A and DA9214-A but offers distinct output current capabilities. The series is engineered to provide scalable power solutions for demanding automotive computing platforms, emphasizing efficiency and transient performance.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing board layouts if considering alternative multiphase converters.