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BD438 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BD438 product

BD438

Transistors - Bipolar (BJT) - Single

PNPBJTTO-126Power Transistor

The BD438 is a standard PNP power transistor in a TO-126 package, suitable for general-purpose switching and amplification tasks up to 4A.

Best for

  • General purpose amplification
  • Low-power switching

Avoid if

  • High-frequency applications
  • Applications exceeding 4A current

Check before use

  • Thermal management requirements
  • Pinout orientation

Key specifications

VCEO
-45 V
IC
-4 A
Package
TO-126

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General PurposePower Switching

Datasheet

3fafc5e581b5585872609e428603b5bd_2206161801_Jiangsu-Changjing-Electronics-Technology-Co---Ltd--BD438_C2910302.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BD438: 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

The BD438 is a PNP bipolar junction transistor (BJT) manufactured by Jiangsu Changjing Electronics, designed for amplifier and switching applications.