TDA21570AUMA1

Full Half-Bridge (H Bridge) Drivers Overview

The TDA21570AUMA1 is a high-efficiency integrated power stage featuring OptiMOS technology, designed for synchronous buck converter applications. It integrates a gate driver and MOSFETs in a single PQFN-42 package. The device supports an output current of 70 A with a switching frequency range from 100 kHz to 1500 kHz. Input voltage ranges from 4.25 V to 16 V, while the adjustable output voltage spans 225 mV to 5.5 V. Operating temperatures extend from -40°C to +125°C.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates gate driver and OptiMOS MOSFETs into a single compact power stage
• Provides internal current sensing with telemetry capabilities
• Supports wide input voltage range for flexible system design

Full Half-Bridge (H Bridge) Drivers Applications

• CPU/GPU/SoC power rails in data centers
• AI server power distribution
• Storage and data communication systems

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix AUMA1 against official Infineon documentation to confirm package type and temperature grade. Confirm RoHS compliance status through the manufacturer's material content sheet. Ensure compatibility with digital controllers for multi-phase configurations. Check humidity sensitivity handling requirements during assembly.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for high-current density applications requiring integrated sensing. Compare output current ratings against load requirements. Evaluate thermal performance within the PQFN-42 footprint. Consider switching frequency limits when designing passive components. Verify input voltage compatibility with system supply rails.

Full Half-Bridge (H Bridge) Drivers Part Context

Part of the TDA215xx series of integrated power stages from Infineon Technologies. Designed specifically for point-of-load conversion in high-performance computing environments. Shares architectural similarities with other members like TDA21535 and TDA21590 but offers distinct current handling capabilities.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

TDA21570 serves as a direct functional equivalent to the non-suffixed TDA21570. Verify pinout and electrical specifications match before substitution. Consult official cross-reference lists for qualified alternatives.