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BC817-40 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BC817-40 product

BC817-40

Transistors - Bipolar (BJT) - Single

NPNSOT-23Transistor

The UMW BC817-40 is a standard NPN bipolar transistor in a SOT-23 package, optimized for general-purpose audio frequency amplification and switching tasks.

Best for

  • Audio frequency amplification
  • General switching

Avoid if

  • High-power applications exceeding 300mW dissipation

Check before use

  • Thermal dissipation limits in dense layouts

Key specifications

VCEO
45 V
IC
500 mA
hFE
250-600

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General AF

Datasheet

DSA-23076.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BC817-40: 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

Real-time and catalog pricing from verified distributors

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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 a general-purpose NPN transistor designed for AF applications, featuring a 45V collector-emitter voltage and 500mA continuous current capacity.