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BD139-10 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BD139-10 product

BD139-10

Component

NPNTransistorAudioSOT-32

The BD139-10 is an NPN power transistor in a SOT-32 package, optimized for audio amplifier and driver applications.

Best for

  • Audio power amplifiers
  • General purpose driver circuits

Avoid if

  • High-frequency switching applications
  • Space-constrained surface-mount designs

Check before use

  • Thermal dissipation requirements
  • PCB footprint compatibility

Key specifications

VCEO
80 V
IC
1.5 A
hFE Range
63-160

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
1 (Unlimited)
ECCN
EAR99
HTSUS
8541.29.0095

Application

Audio AmplifiersGeneral Purpose Drivers

Datasheet

4d9c211d245e2dde8cca56c6e4fa050d_2211080730_STMicroelectronics-BD139-10_C2970334.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BD139-10: 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 an epitaxial planar NPN transistor designed for complementary audio amplifier and driver circuits.