IR4312M

2 CH Integrated Class D Audio Amplifier

ParametricIR4312M
Channels2.0
Output Power35W (4 Ohms) Heatsink
Output Power35W (4 Ohms) no Heatsink
PackagePQFN 44 7x7mm
Supply Voltage40.0V
TechnologyCMCM
TypeProtected Digital Audio Driver
Sales Product NameIR4312M
OPNIR4312MTRPBF
Product Statusactive and preferred
Package NameQFN 7X7 44L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • 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
Target Applications:
  • Audio
Data Sheet
TitleSizeDateVersion
Data Sheet - IR4302M,EN599 KB01 七月 2013
Application Notes
TitleSizeDateVersion
Audio Power Quad Flat Pack No-Leads (PQFN) Board Mounting Application NoteEN881 KB01 七月 2013
Product Selection Guide
TitleSizeDateVersion
NEW! Power Management Selection Guide 2016EN4.7 MB22 二月 201600_00
Evaluation Boards
BoardFamilyDescriptionStatus
IRAUDAMP1835 W x 2 channels, (THD=10%, 1kHz, 4 Ohms). 0.018% THD+N distortion @ 3W, 4 Ohms. Residual noise 180 µV, IHF-A weighted, AES-17 filter. 96% Efficiency @ 35W, 4 Ohms, Class-D Stage. OCP, OVP, UVP and OTP. Self-oscillating half-bridge topology. Featuring IR4312 PowIRaudio™ integrated Class D IC.IR4312Mactive and preferred
EN IR4322M
EN IR4301M
EN IDV20E65D1