TPA741DGNRG4

Overview

The TPA741DGNRG4 is a mono, low-voltage audio power amplifier manufactured by Texas Instruments. It features a Class-AB output stage with differential inputs and delivers 700 mW of continuous output power. The device integrates active high shutdown functionality and a depop circuit to minimize startup and shutdown transients. It operates within a supply voltage range of 2.5 V to 5.5 V and supports an operating temperature range from -40°C to +85°C. The component is housed in an 8-pin MSOP-PowerPAD package.

Feature Summary

• Class-AB mono audio power amplifier architecture
• Differential input configuration for noise rejection
• Integrated active high shutdown control
• Depop circuitry for transient suppression

Applications

• Portable audio devices
• Low-voltage consumer electronics
• Battery-powered audio systems

Procurement Notes

Verify the complete part number including suffixes such as DGNG4 against official Texas Instruments documentation to ensure correct package type and environmental compliance. Confirm that the specific revision matches design requirements. Cross-reference datasheet specifications for thermal performance and electrical characteristics prior to integration into final hardware designs.

Selection Notes

Select this component for applications requiring a single-channel amplifier with differential inputs in a compact surface-mount package. Ensure the system supply voltage remains within the specified 2.5 V to 5.5 V range. Consider the thermal dissipation capabilities of the PowerPAD package when designing the PCB layout for optimal heat transfer.

Part Context

This component belongs to the TPA741 family of low-voltage audio amplifiers from Texas Instruments. The family includes variants with different packaging options such as SOIC and MSOP. The TPA741 series is designed for portable audio applications where power efficiency and small form factor are critical constraints.

Replacement Considerations

TPA741DGNG4 is a verified equivalent part number.