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IR4322M
  • IR4322M

IR4322M

Active and preferred

The IR4322M multichip module offers the same or higher output power as monolithic alternatives with minimal heatsinking. This solution integrates a dual-channel PWM controller, high-voltage gate driver, and 4 low RDS(ON) MOSFETs. It includes standard class D protection features for reliable operation over various environmental conditions. The IR4322M 7x7mm PQFN44L package showcases the benefit of a small footprint and high-power density.

Infineon Technologies IR4322M Product Info

16 April 2026 0

Parameters

Audio Input Type

Analog

Description

Integrated 100W - 2 channel analog input Class-D amplifier

Output Power ((W per channel))

100 W

Package

QFN 44 pins

Speaker Channels

2

Supply Voltage ((V))

+/-25 or 50

Technology

CMCM

Features

  • 100Wx2, 2Ω into 10% THD+N
  • Small 7 x 7 mm PQFN44 package
  • No mechanical heatsink required
  • Split or single power supply
  • Differential or single-ended input
  • 2xSE, BTL, PSE (parallel SE)
  • OCP, OTP, and UVLO with reset

Description

  • 2CH analog input in 7 x 7mm PQFN44
  • No mechanical heatsink required
  • High peak music power output
  • Split or single power supply
  • Differential or single-ended input
  • OCP, OTP, & UVP with self-reset
  • Start/stop click noise reduction
  • Clip and Fault reporting outputs
  • High noise immunity
  • RoHS compliant

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