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Manufacturer Part #


FMMT491 Series NPN 1 A 60 V SMT Silicon Medium Power Transistor - SOT-23

ECAD Model:
Mfr. Name: Diodes Incorporated
Standard Pkg:
Date Code: 1903
Product Specification Section
Technical Attributes
Attributes Table
Polarity: NPN
CE Voltage-Max: 60V
Collector Current Max: 1000mA
Power Dissipation-Tot: 0.5W
Package Style:  SOT-23 (SC-59,TO-236)
Mounting Method: Surface Mount
Features & Applications

The FMMT491TA is a NPN medium power Transistor. It has an Operating temperature ranges b/w -55 °C to 150 °C and it is available in a SOT-23 package.


  • VCE(sat) maximum specification improvement
  • Reverse blocking specification improvement


  • MOSFET gate driving
  • Power switches
  • Motor control

View the complete list of available FMMT4 Series of Transistors

Pricing Section
Global Stock:
Cost Per Unit
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Tariff charges may apply if shipping to the United States. An estimate of tariff charges will be calculated at checkout.
Web Price:
$0.57 USD Each

$7.00 reeling fee is amortized over the number of components for each reel.
Mini-Reels are a custom product and are non-cancelable and non-returnable.