ISL99202IIAZ-T

Audio Amplifiers Overview

The ISL99202IIAZ-T is a stereo Class AB audio amplifier designed for headphone applications. It delivers an output power of 60mW into a load impedance of 32 Ohms with a supply voltage range of 2.4V to 5.5V. The device operates within a temperature range of -40°C to +85°C and features a differential input type. It utilizes a 12-ball WLCSP package measuring 1.7x1.3mm with a height of 0.40mm pitch, ensuring minimal board space consumption while maintaining high common mode rejection ratio performance.

Audio Amplifiers Feature Summary

• Capacitor-free design eliminates the need for external output coupling capacitors
• Stereo configuration supports dual-channel headphone driving
• Differential input interface ensures noise immunity

Audio Amplifiers Applications

• Portable mobile phone audio subsystems
• MP3 player headphone outputs
• Digital camera audio features

Audio Amplifiers Procurement Notes

Verify the specific suffix 'IAZ' indicates the tape and reel packaging format as documented in official Intersil/Renesas datasheets. Confirm RoHS compliance status through the manufacturer's current product change notices. Ensure the procurement source provides valid traceability documentation matching the original equipment manufacturer specifications.

Audio Amplifiers Selection Notes

Select this component when a compact stereo solution is required for low-power headphone drivers. The WLCSP package is suitable for space-constrained portable devices. Verify that the 60mW output power meets the specific impedance requirements of the target transducers. Ensure the system supply voltage remains within the specified 2.4V to 5.5V operational range.

Audio Amplifiers Part Context

This part belongs to the Intersil ISL9920x series of audio amplifiers. It is functionally related to the ISL99203IIZ-T but differs in class of operation and output power capabilities. The series targets consumer electronics requiring efficient, small-footprint audio solutions without external filtering components.

Audio Amplifiers Replacement Considerations

Check for direct pin-compatible alternatives within the Renesas portfolio. Verify if the ISL99203IIZ-T serves as a functional substitute despite differing class specifications.