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2N4401 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

2N4401 product

2N4401

Discrete Semiconductor Products

NPNBJTTO-92Switching

The 2N4401 is a standard NPN bipolar junction transistor (BJT) widely used for general-purpose switching and medium-power amplification.

Best for

  • General purpose switching
  • Medium power amplification

Avoid if

  • High-frequency RF applications
  • High-power industrial loads

Check before use

  • Thermal dissipation limits
  • Gain classification

Key specifications

Polarity
NPN
VCEO
40 V
IC
600 mA

Compliance & Environment

RoHS
Y
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8541290095.0

Application

General PurposePower Switching

Datasheet

DSAP001011.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for 2N4401: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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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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KiCad Library
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

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

Design and risk insights

Questions & answers

It is a silicon NPN transistor in a TO-92 package, commonly used in electronic circuits for signal amplification and switching.