IS32AP2123-ZLA3-TR

Overview

The IS32AP2123-ZLA3-TR is a Class-D audio amplifier manufactured by Lumissil Microsystems, designed for driving mono speakers in a Bridge-Tied-Load (BTL) configuration. It operates within a supply voltage range of 4.5 V to 24 V and delivers an output power of 24 W into a 4 Ohm load. The device features a gain of 36 dB with a total harmonic distortion plus noise of 0.05%. It utilizes differential inputs and includes a shutdown function. The component is housed in a TSSOP-16 package and supports surface mount installation.

Feature Summary

• Class-D topology optimized for high efficiency in BTL speaker applications
• Differential input interface for robust signal integrity
• Integrated shutdown capability for power management

Applications

• Mono speaker amplification in automotive environments
• Bridge-Tied-Load (BTL) audio output stages
• High-efficiency audio systems requiring low distortion

Procurement Notes

Verify the specific ordering suffix ZLA3-TR against the manufacturer's current datasheet to confirm package type and reel specifications. Ensure the design accommodates the 4.5 V to 24 V operating voltage range and 4 Ohm load requirements. Confirm thermal dissipation capabilities for the TSSOP-16 package under maximum power conditions. Cross-reference the latest product change notifications for any manufacturing updates.

Selection Notes

Select this component when a single-channel, high-power Class-D solution is required for BTL configurations. It is suitable for applications demanding 24 W output into 4 Ohms with strict THD+N limits of 0.05%. Consider the 36 dB fixed gain and differential input compatibility with the source signal. Evaluate the TSSOP-16 footprint constraints and the 4.5 V to 24 V supply voltage window against system power rails.

Part Context

This part belongs to Lumissil's audio amplifier portfolio, specifically targeting high-efficiency sound reproduction. It complements other analog solutions by providing dedicated BTL drive capabilities. The device addresses the need for compact, high-power audio stages in constrained spaces, leveraging Class-D technology to minimize heat generation while maintaining audio fidelity in automotive and industrial settings.

Replacement Considerations

No verified substitute part numbers are available in the provided documentation.