TDA21240AUMA1

Full Half-Bridge (H Bridge) Drivers Overview

The TDA21240AUMA1 is a half-bridge gate driver designed for synchronous buck converters. It features a 40 A output current capability per channel and operates with a supply voltage range of 4.5 V to 7 V. The load voltage supports 5 V to 16 V, while the junction temperature range spans from -40°C to +125°C. Housed in a 30-PowerTFQFN (PG-IQFN-30-2) package, this component integrates bootstrap circuit functionality and provides fault protection against breakdown and under-voltage lockout.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrated half-bridge driver topology optimized for synchronous buck converter applications
• Built-in bootstrap circuit for high-side MOSFET driving without external charge pump requirements
• Comprehensive fault protection mechanisms including breakdown detection and under-voltage lockout

Full Half-Bridge (H Bridge) Drivers Applications

• Synchronous buck converters
• Power management ICs for DC-DC conversion
• Industrial power supply systems

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm the specific suffix AUMA1 matches design requirements. Check RoHS compliance status and REACH SVHC declarations prior to integration. Ensure storage conditions respect moisture sensitivity level specifications to prevent package damage during assembly processes.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this driver when a compact half-bridge solution is required for low-voltage synchronous rectification. The 40 A output rating suits moderate power density designs. Verify that the 4.5 V to 7 V logic supply aligns with the system controller. Consider the PG-IQFN-30-2 thermal performance for the intended PCB layout and ambient operating conditions.

Full Half-Bridge (H Bridge) Drivers Part Context

This component belongs to the TDA212xx series of intelligent power stages from Infineon Technologies. These devices integrate gate drivers with power MOSFETs or serve as standalone drivers for external power switches. The TDA21240 specifically targets efficient power conversion in industrial and automotive sectors requiring robust half-bridge control.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Public documentation indicates this part is obsolete. No direct substitute part numbers are confirmed in the provided source material.