Datasheets
STU3LN80K5 by:
STMicroelectronics

Power Field-Effect Transistor, 2A I(D), 800V, 3.25ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-251

Part Details for STU3LN80K5 by STMicroelectronics

Results Overview of STU3LN80K5 by STMicroelectronics

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STU3LN80K5 Information

STU3LN80K5 by STMicroelectronics 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 STU3LN80K5

Part # Distributor Description Stock Price Buy
DISTI # 497-17295-ND
DigiKey MOSFET N-CHANNEL 800V 2A IPAK Min Qty: 1 Lead time: 14 Weeks Container: Tube 2968
In Stock
  • 1 $1.7500
  • 75 $0.7824
  • 150 $0.7014
  • 525 $0.5860
  • 1,050 $0.5361
  • 2,025 $0.4960
  • 5,025 $0.4505
  • 10,050 $0.4380
$0.4380 / $1.7500 Buy Now
DISTI # STU3LN80K5
Avnet Americas - Rail/Tube (Alt: STU3LN80K5) COO: Italy RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 14 Weeks, 0 Days Container: Tube 0
  • 3,000 $0.5006
  • 6,000 $0.4735
  • 12,000 $0.4611
  • 24,000 $0.4492
  • 48,000 $0.4380
$0.4380 / $0.5006 Buy Now
DISTI # 511-STU3LN80K5
Mouser Electronics MOSFETs N-channel 800 V, 2.75 Ohm typ., 2 A MDmesh K5 Power MOSFET in an IPAK package RoHS: Compliant 1550
  • 1 $0.6300
  • 10 $0.4800
  • 100 $0.4720
  • 500 $0.4690
  • 1,000 $0.4510
  • 3,000 $0.4380
$0.4380 / $0.6300 Buy Now
STMicroelectronics N-channel 800 V, 2.75 Ohm typ., 2 A MDmesh K5 Power MOSFET in an IPAK package COO: Italy RoHS: Compliant Min Qty: 1 1550
  • 1 $0.6200
  • 10 $0.4700
  • 100 $0.4600
  • 500 $0.4600
$0.4600 / $0.6200 Buy Now
Future Electronics N-Channel 800 V 3.5 Ohm Through Hole MDmesh K5 Power Mosfet - IPAK RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 14 Weeks Container: Tube 0
Tube
  • 3,000 $0.5200
  • 6,000 $0.5150
  • 9,000 $0.5100
  • 15,000 $0.5000
$0.5000 / $0.5200 Buy Now
Future Electronics N-Channel 800 V 3.5 Ohm Through Hole MDmesh K5 Power Mosfet - IPAK RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 14 Weeks Container: Tube 0
Tube
  • 1 $0.5700
  • 75 $0.5550
  • 300 $0.5400
  • 1,250 $0.5250
  • 5,000 $0.5000
$0.5000 / $0.5700 Buy Now
DISTI # STU3LN80K5
Avnet Silica (Alt: STU3LN80K5) RoHS: Compliant Min Qty: 75 Package Multiple: 75 Lead time: 15 Weeks, 0 Days Silica - 0
Buy Now

Part Details for STU3LN80K5

STU3LN80K5 CAD Models

STU3LN80K5 Part Data Attributes

STU3LN80K5 STMicroelectronics
Buy Now Datasheet
Compare Parts:
STU3LN80K5 STMicroelectronics Power Field-Effect Transistor, 2A I(D), 800V, 3.25ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-251
Rohs Code Yes
Part Life Cycle Code Active
Package Description Ipak-3
Manufacturer Package Code IPAK
Reach Compliance Code Not Compliant
ECCN Code EAR99
Factory Lead Time 14 Weeks
Avalanche Energy Rating (Eas) 155 Mj
Case Connection Drain
Configuration Single With Built-In Diode
DS Breakdown Voltage-Min 800 V
Drain Current-Max (ID) 2 A
Drain-source On Resistance-Max 3.25 Ω
FET Technology Metal-Oxide Semiconductor
Feedback Cap-Max (Crss) 0.1 Pf
JEDEC-95 Code TO-251
JESD-30 Code R-PSIP-T3
Number of Elements 1
Number of Terminals 3
Operating Mode Enhancement Mode
Operating Temperature-Max 150 °C
Operating Temperature-Min -55 °C
Package Body Material Plastic/Epoxy
Package Shape Rectangular
Package Style In-Line
Peak Reflow Temperature (Cel) Not Specified
Polarity/Channel Type N-Channel
Power Dissipation-Max (Abs) 45 W
Pulsed Drain Current-Max (IDM) 8 A
Surface Mount No
Terminal Form Through-Hole
Terminal Position Single
Time@Peak Reflow Temperature-Max (s) Not Specified
Transistor Application Switching
Transistor Element Material Silicon
equivalents icon

STU3LN80K5 Related Parts

STU3LN80K5 Frequently Asked Questions (FAQ)

  • STMicroelectronics recommends a PCB layout with a thermal pad connected to a large copper area on the bottom layer, and multiple vias to dissipate heat efficiently.

  • To ensure reliable operation at high temperatures, it's essential to follow the recommended thermal design guidelines, use a suitable heat sink, and consider derating the device's power dissipation according to the temperature range.

  • To ensure EMI and EMC compliance, consider using a shielded layout, decoupling capacitors, and a common-mode choke. Additionally, follow the recommended PCB layout and component placement guidelines to minimize radiation and susceptibility.

  • Select input and output capacitors with a suitable voltage rating, capacitance value, and ESR (Equivalent Series Resistance) to ensure stable operation and minimize ripple voltage. Consult the datasheet and application notes for specific recommendations.

  • Increasing the switching frequency can improve efficiency, but it also increases switching losses and EMI radiation. A balance between efficiency and switching frequency must be found based on the specific application requirements.

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