ProjectsPricingInsights

BD140 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BD140 product

BD140

Transistors - Bipolar (BJT) - Single

PNPTransistorTO-126Legacy

The BD140 is a legacy PNP power transistor designed for audio and driver circuits. It is currently marked as obsolete.

Best for

  • Legacy audio amplifier repair
  • Driver circuits

Avoid if

  • New designs requiring RoHS compliance
  • High-volume production

Check before use

  • Stock availability
  • Compliance requirements

Key specifications

Polarity
PNP
VCEO (Max)
80 V
IC (Max)
1.5 A

Compliance & Environment

RoHS
RoHS non-compliant
REACH
REACH Unaffected
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.29.0095

Application

Audio AmplifiersDriver Circuits

Datasheet

Fairchild-Semiconductor-company-11.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BD140: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

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 BD140 is a PNP epitaxial planar transistor in a TO-126 package, primarily used in audio amplifiers and driver stages.