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MJE340 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

MJE340 product

MJE340

Transistors - Bipolar (BJT) - Single

NPNPower TransistorTO-126300V

The MJE340 is a 300V NPN power transistor in a TO-126 package, suitable for medium-power industrial switching and linear applications.

Best for

  • Industrial linear circuits
  • Medium-power switching applications

Avoid if

  • High-frequency applications beyond its switching capability
  • Applications requiring surface-mount (SMD) components

Check before use

  • Thermal dissipation requirements
  • Voltage and current ratings

Key specifications

VCEO
300 V
IC
0.5 A
PTOT
20.8 W

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Industrial EquipmentPower Switching

Datasheet

3cd110960c04c96fa0a277f3f3a47d3d_MJE340.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for MJE340: 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
Verified KiCad 8 symbol, footprint, and 3D model
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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

The MJE340 is a silicon planar NPN power transistor designed for medium-power linear and switching industrial applications, housed in a SOT-32 (TO-126) package.