Datasheets
IRFF321 by:
Harris Semiconductor
General Electric Solid State
Harris Semiconductor
International Rectifier
Intersil Corporation
Rochester Electronics LLC
Thomson Consumer Electronics
Vishay Siliconix
Not Found

Power Field-Effect Transistor, 2.5A I(D), 350V, 1.8ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-205AF

Part Details for IRFF321 by Harris Semiconductor

Results Overview of IRFF321 by Harris Semiconductor

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IRFF321 Information

IRFF321 by Harris Semiconductor is a Power Field-Effect Transistor.
Power Field-Effect Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

Price & Stock for IRFF321

Part # Distributor Description Stock Price Buy
Rochester Electronics 2.5A, 350V, 1.8 OHM, N-Channel POWER MOSFET RoHS: Not Compliant Status: Obsolete Min Qty: 1 164
  • 1 $0.5556
  • 25 $0.5445
  • 100 $0.5223
  • 500 $0.5000
  • 1,000 $0.4723
$0.4723 / $0.5556 Buy Now

Part Details for IRFF321

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IRFF321 Part Data Attributes

IRFF321 Harris Semiconductor
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IRFF321 Harris Semiconductor Power Field-Effect Transistor, 2.5A I(D), 350V, 1.8ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-205AF
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Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer HARRIS SEMICONDUCTOR
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8541.29.00.95
Case Connection DRAIN
Configuration SINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min 350 V
Drain Current-Max (ID) 2.5 A
Drain-source On Resistance-Max 1.8 Ω
FET Technology METAL-OXIDE SEMICONDUCTOR
JEDEC-95 Code TO-205AF
JESD-30 Code O-MBCY-W3
JESD-609 Code e0
Number of Elements 1
Number of Terminals 3
Operating Mode ENHANCEMENT MODE
Operating Temperature-Max 150 °C
Package Body Material METAL
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type N-CHANNEL
Power Dissipation Ambient-Max 20 W
Power Dissipation-Max (Abs) 20 W
Pulsed Drain Current-Max (IDM) 10 A
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish TIN LEAD
Terminal Form WIRE
Terminal Position BOTTOM
Transistor Application SWITCHING
Transistor Element Material SILICON
Turn-off Time-Max (toff) 150 ns
Turn-on Time-Max (ton) 90 ns

Alternate Parts for IRFF321

This table gives cross-reference parts and alternative options found for IRFF321. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of IRFF321, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
IRFF321 Rochester Electronics LLC Check for Price 2.5A, 350V, 1.8ohm, N-CHANNEL, Si, POWER, MOSFET, TO-205AF IRFF321 vs IRFF321
Part Number Manufacturer Composite Price Description Compare
IRFF321 International Rectifier Check for Price Power Field-Effect Transistor, 2.5A I(D), 350V, 1.8ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-205AF IRFF321 vs IRFF321
UFNF321 Unitrode Corp (RETIRED) Check for Price Power Field-Effect Transistor, 2.5A I(D), 350V, 1.8ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-205AF, IRFF321 vs UFNF321