TDA21231AUMA1

Full Half-Bridge (H Bridge) Drivers Overview

The TDA21231AUMA1 is a synchronous buck converter integrated circuit from Infineon Technologies, classified as a DrMOS device. It integrates high-side and low-side power stages with gate drivers into a single package. The component operates within an input voltage range of 4.25 V to 16 V and provides a programmable output voltage between 225 mV and 5.5 V. It supports a maximum output current of 31 A. The device utilizes a PG-IQFN-31 package for surface mount installation. It features a switching frequency of 1.5 MHz and operates across a temperature range from -40°C to +125°C.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates synchronous buck converter with embedded high-side and low-side power stages
• Includes dedicated gate drivers for optimized switching performance
• Supports wide input voltage range suitable for automotive applications

Full Half-Bridge (H Bridge) Drivers Applications

• Automotive infotainment systems
• Vehicle networking modules
• Body control modules

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific ordering suffix and tape-and-reel specifications against the official Infineon datasheet before procurement. Confirm that the PG-IQFN-31 footprint matches your PCB design constraints. Ensure compliance with RoHS and REACH standards as indicated in the product qualification report. Check for end-of-life status or recommended new design alternatives if applicable.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for applications requiring high current density in a compact form factor. The integrated DrMOS design reduces external component count compared to discrete solutions. Consider the thermal performance of the PQFN package relative to your system's cooling capabilities. Verify compatibility with the required output voltage programming range and switching frequency settings.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to Infineon's TDA21xxx series of intelligent power stages designed for automotive environments. These devices are engineered to meet stringent automotive reliability standards. The integration of power and control functions aims to improve efficiency and reduce board space in vehicle electronic architectures.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Consult Infineon documentation for direct pin-to-pin replacements or functional equivalents within the TDA21xx family. Verify electrical parameters and thermal characteristics when substituting with other manufacturers' synchronous buck converters.