AUIRS2092STR

Overview

The AUIRS2092STR is an automotive-grade, high-voltage Class D audio amplifier driver featuring a PWM modulator and protection circuitry. It operates with a low-side supply voltage range of 10 V to 18 V and supports floating inputs up to ±100 V. The device delivers typical output currents of 1.0 A (source) and 1.2 A (sink). It supports switching frequencies up to 800 kHz and includes programmable deadtime options of 25 ns, 40 ns, 65 ns, or 105 ns. Over-current protection features a maximum delay of 500 ns.

Feature Summary

• Integrated analog input Class D audio amplifier driver in a compact 16-pin package
• Programmable bidirectional over-current protection with self-reset function
• Start and stop click noise reduction capabilities
• High noise immunity through proprietary isolation technology

Applications

• Automotive mini component stereo systems
• Automotive powered speaker systems
• Automotive audio power amplifiers

Procurement Notes

Verify the specific suffix 'STR' indicates tape and reel packaging containing 2500 units per standard pack. Confirm that the 'AU' prefix denotes compliance with automotive industry requirements regarding product discontinuance and process change notification. Ensure the component meets the specified moisture sensitivity level for surface mount assembly processes.

Selection Notes

Select this component for designs requiring a single-channel Class D driver with integrated PWM modulation. The device is suitable for half-bridge implementations utilizing external MOSFETs. Consider the available programmable deadtime settings to optimize total harmonic distortion performance. Verify compatibility with the required operating temperature range for automotive environments.

Part Context

This part belongs to the AUIRS2092 family of high-performance Class D audio amplifier drivers. It is designed to work in conjunction with external power MOSFETs to create complete amplifier solutions. The family includes variants such as the tube-packaged AUIRS2092S and the industrial-grade IRS2092.

Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material.