TDA21475AUMA1

Full Half-Bridge (H Bridge) Drivers Overview

The TDA21475AUMA1 is an active OptiMOS™ power stage featuring a 70 A exposed-top configuration. It integrates high-performance MOSFETs with a smart gate driver in a PG-IQFN-39 package. The device operates within a supply voltage range of 4.25 V to 16 V and supports switching frequencies from 100 kHz to 1500 kHz. It provides current and temperature telemetry with 3% accuracy, enabling precise monitoring for AI server and data center CPU/GPU/SoC power rails.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates industry-leading OptiMOS™ technology with intelligent gate drive circuitry
• Provides high reliability and durability through advanced packaging solutions
• Enables precise system monitoring via integrated current and temperature telemetry

Full Half-Bridge (H Bridge) Drivers Applications

• AI server and data center CPU/GPU/SoC power rails
• Storage and data communication systems
• Telecommunications infrastructure power supplies

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the complete ordering part number, specifically the suffix 'AUMA1', against official Infineon documentation to ensure correct revision and specification alignment. Confirm that the required package variant matches the PG-IQFN-39 designation. Ensure compliance with RoHS and halogen-free requirements as specified in the material content sheets before finalizing procurement orders.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when designing multi-phase DC-DC converters for high-current applications requiring integrated sensing. It pairs effectively with digital controllers to form complete power stages. Consider the exposed-top thermal design for optimal heat dissipation in dense server environments. Verify compatibility with the target switching frequency range up to 1500 kHz during the initial schematic capture phase.

Full Half-Bridge (H Bridge) Drivers Part Context

This device belongs to Infineon's integrated smart power stage portfolio, combining OptiMOS™ MOSFETs with gate drivers. It targets high-efficiency power conversion for demanding computing loads. The product line emphasizes precision telemetry and robust operation in critical infrastructure applications such as artificial intelligence accelerators and high-performance computing nodes.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official Infineon cross-reference tools or datasheets for potential alternatives.