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FMMT491 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

FMMT491 product

FMMT491

Transistors - Bipolar (BJT) - Single

NPNBJTSOT-23Transistor

The FMMT491 is a general-purpose NPN transistor in an SOT-23 package, suitable for low-resistance switching applications.

Best for

  • General purpose switching
  • Low-resistance signal control

Avoid if

  • High-power applications exceeding 250mW dissipation

Check before use

  • Thermal dissipation requirements in compact SOT-23 layouts

Key specifications

VCEO
60 V
IC
1 A
hFE
100-300

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General PurposeSwitching

Datasheet

f00e0f4652dec48a8392490fb9362cf2_2110081930_Slkor-SLKORMICRO-Elec--FMMT491_C2904405.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FMMT491: 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 FMMT491 is an NPN bipolar junction transistor (BJT) optimized for low on-resistance, commonly used in surface-mount electronic circuits.