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IRFB4019PBF AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

IRFB4019PBF product

IRFB4019PBF

MOSFETs - Single

MOSFETN-ChannelClass-DAudio

The IRFB4019PBF is a 150V N-Channel MOSFET specifically engineered for high-efficiency Class-D audio amplifier designs.

Best for

  • Class-D audio amplifiers
  • Half-bridge configurations

Avoid if

  • Applications requiring extremely low RDS(on) below 10mΩ
  • High-frequency switching beyond the optimized range for this device

Check before use

  • Thermal dissipation requirements
  • Gate drive voltage compatibility

Key specifications

VDS
150 V
ID
17 A
RDS(on)
80 mΩ (typ)
Qg
13 nC (typ)

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8542.39.0001

Application

Class-D Audio

Datasheet

irfb4019pbf.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for IRFB4019PBF: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a Digital Audio MOSFET designed by International Rectifier (Infineon) for Class-D audio applications, featuring optimized gate charge and body-diode characteristics to improve efficiency and reduce THD.