TDA7073AT/N4,112

Full Half-Bridge (H Bridge) Drivers Overview

The TDA7073AT/N4,112 is a dual BTL power driver manufactured by NXP Semiconductors. It features two drivers and four outputs with a maximum output current of 600 mA. The device operates on a supply voltage ranging from 3 V to 18 V. It supports surface mount installation in an SOIC-16 package. The component functions within a temperature range of -55 °C to +150 °C and has a typical operating supply current of 8 mA.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Dual bridge-tied-load (BTL) power driver architecture
• High output current capability for driving loads
• Wide operating supply voltage range
• Extended industrial temperature rating

Full Half-Bridge (H Bridge) Drivers Applications

• Car radio power amplifiers
• Audio amplifier pre-drivers
• Automotive audio systems

Full Half-Bridge (H Bridge) Drivers Procurement Notes

This component is listed as discontinued or no longer manufactured by the producer. Verification of availability through authorized distributors is required, as stock may be limited to surplus inventory. Ensure that any sourced units are genuine and match the specific suffix requirements for automotive grade specifications before integration into production designs.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Engineers should consider this part only for legacy maintenance or non-critical prototyping due to its discontinued status. Verify that the SOIC-16 package dimensions and pinout compatibility align with existing PCB footprints. Confirm that the thermal dissipation characteristics meet the system's heat management requirements under maximum load conditions.

Full Half-Bridge (H Bridge) Drivers Part Context

The TDA7073AT belongs to NXP's portfolio of automotive audio solutions. It is designed specifically for high-power applications in vehicle infotainment systems. The device integrates protection features typical of automotive-grade components, ensuring reliability in harsh electrical environments found in modern vehicles.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Designers must evaluate alternative gate drivers or power amplifiers that offer similar BTL configurations and current capabilities.