IR4302 datasheet(1/17 Pages) IRF

Part #	IR4302

Description	No mechanical heatsink required

PDF	17 Pages

Scroll/Zoom	100%

Manufacturer	IRF [International Rectifier]

Direct Link	http://www.irf.com

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1 / 17 page

IR43x2

1

www.irf.com

Apr 3, 2013

Features



2 channel integrated analog input Class D audio

amplifier in a small 7 x 7 mm PQFN44 package



No mechanical heatsink required



High peak music power output



Split or single power supply



Differential or single-ended input



Over-current, over-temperature and under

voltage protections with self-reset feature



Start/stop click noise reduction



Clip and Fault reporting outputs



High noise immunity



RoHS compliant

Typical Applications



Home theatre systems



Docking station audio systems



PC audio systems



Musical instruments



Karaoke amplifiers



Game consoles



Powered speaker systems



General purpose audio power amplifiers

Product Summary

Topology

Half-Bridge,

Full-Bridge

130 W/ 4 Ω

IR4302 Output power

(Typical, THD+N=10%)

100 W/ 3 Ω

100 W/ 4 Ω

IR4322 Output power

(Typical, THD+N=10%)

100 W/ 2 Ω

35 W/ 4 Ω

IR4312 Output power

(Typical, THD+N=10%)

40 W/ 3 Ω

*Residual noise

(AES-17, IHF-A, typical)

250 μVrms

*THD+N

(1kHz, 1W, 4 Ω, typical)

0.02 %

* In typical application example

Package

7x7mm PQFN44L

Typical Connection

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