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Transistors / Power Field-Effect Transistors / STP9NK50Z
Datasheets
STP9NK50Z by: STMicroelectronics

N-Channel 500V - 0.72 Ohm - 7.2A TO-220 Zener-Protected SuperMESH™ Power MOSFET

Part Details for STP9NK50Z by STMicroelectronics

Results Overview of STP9NK50Z by STMicroelectronics

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STP9NK50Z Information

STP9NK50Z 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 STP9NK50Z

Part # Distributor Description Stock Price Buy
DISTI # 73J5894
Newark N Channel Mosfet, 500V, 7.2A To-220, Channel Type:N Channel, Drain Source Voltage Vds:500V, Continuous Drain Current Id:7.2A, Transistor Mounting:Through Hole, Rds(On) Test Voltage:10V, Gate Source Threshold Voltage Max:3.75V, Msl:- Rohs Compliant: Yes |Stmicroelectronics STP9NK50Z RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 2832
  • 1 $1.9400
  • 10 $1.6300
  • 100 $1.3100
  • 500 $1.1900
$1.1900 / $1.9400 Buy Now
DISTI # 82AC0159
Newark Ptd High Voltage Rohs Compliant: Yes |Stmicroelectronics STP9NK50Z RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 1 $1.0500
$1.0500 Buy Now
DISTI # STP9NK50Z
Avnet Americas Power MOSFET, N Channel, 500 V, 7.2 A, 850 MilliOhms, TO-220, 3 Pins, Through Hole - Rail/Tube (Alt: STP9NK50Z) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 13 Weeks, 0 Days Container: Tube 2305
  • 1,000 $1.0451
  • 1,100 $1.0361
  • 2,100 $1.0184
  • 5,000 $1.0006
  • 10,000 $0.9828
$0.9828 / $1.0451 Buy Now
DISTI # 73J5894
Avnet Americas Power MOSFET, N Channel, 500 V, 7.2 A, 850 MilliOhms, TO-220, 3 Pins, Through Hole - Bulk (Alt: 73J5894) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 16 Weeks, 3 Days Container: Bulk 374 Partner Stock
  • 1 $1.9500
  • 10 $1.6400
  • 100 $1.3200
  • 500 $1.2000
  • 1,000 $1.2500
$1.2000 / $1.9500 Buy Now
STMicroelectronics N-Channel 500V - 0.72 Ohm - 7.2A TO-220 Zener-Protected SuperMESH&#8482, Power MOSFET RoHS: Compliant Min Qty: 1 1127
  • 1 $2.6900
  • 10 $1.5900
  • 100 $1.4200
  • 250 $1.4200
  • 500 $1.2800
$1.2800 / $2.6900 Buy Now
Bristol Electronics   Min Qty: 3 2553
  • 3 $2.0475
  • 11 $1.5356
  • 34 $1.2797
  • 119 $0.7678
  • 392 $0.7166
  • 1,048 $0.6757
$0.6757 / $2.0475 Buy Now
DISTI # STP9NK50Z
TME Transistor: N-MOSFET, unipolar, 500V, 7.2A, 110W, TO220-3, ESD Min Qty: 1 562
  • 1 $1.7000
  • 10 $1.0000
  • 50 $0.9300
  • 100 $0.9000
  • 500 $0.8400
$0.8400 / $1.7000 Buy Now
ComSIT USA N-CHANNEL 500V-0.72 OHM-7.2A TO-220 ZENER-PROTECTED SUPERMESH MOSFET Power Field-Effect Transistor, 7.2A I(D), 500V, 0.85ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB RoHS: Compliant Stock DE - 2490
Stock ES - 50
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
RFQ
DISTI # STP9NK50Z
Avnet Silica Power MOSFET, N Channel, 500 V, 7.2 A, 850 MilliOhms, TO-220, 3 Pins, Through Hole (Alt: STP9NK50Z) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 14 Weeks, 0 Days Silica - 0
Buy Now
DISTI # STP9NK50Z
EBV Elektronik Power MOSFET, N Channel, 500 V, 7.2 A, 850 MilliOhms, TO-220, 3 Pins, Through Hole (Alt: STP9NK50Z) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 14 Weeks, 0 Days EBV - 0
Buy Now
LCSC 500V 7.2A 110W 850m10V3.6A 4.5V100uA 1 N-channel TO-220 MOSFETs ROHS 3
  • 1 $2.7767
  • 10 $2.7075
  • 30 $2.6620
  • 100 $2.6149
$2.6149 / $2.7767 Buy Now
Win Source Electronics MOSFET N-CH 500V 7.2A TO-220FP 40888
  • 95 $0.5535
  • 195 $0.5178
  • 300 $0.5000
  • 435 $0.4643
  • 565 $0.4464
  • 700 $0.4286
$0.4286 / $0.5535 Buy Now

Part Details for STP9NK50Z

STP9NK50Z CAD Models

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STP9NK50Z Part Data Attributes

Parametric Data
STP9NK50Z STMicroelectronics
Buy Now Datasheet
Compare Parts:
STP9NK50Z STMicroelectronics N-Channel 500V - 0.72 Ohm - 7.2A TO-220 Zener-Protected SuperMESH™ Power MOSFET
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Part Package Code TO-220AB
Package Description TO-220, 3 PIN
Pin Count 3
Reach Compliance Code not_compliant
ECCN Code EAR99
Factory Lead Time 16 Weeks, 3 Days
Samacsys Manufacturer STMicroelectronics
Avalanche Energy Rating (Eas) 190 mJ
Configuration SINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min 500 V
Drain Current-Max (ID) 7.2 A
Drain-source On Resistance-Max 0.85 Ω
FET Technology METAL-OXIDE SEMICONDUCTOR
JEDEC-95 Code TO-220AB
JESD-30 Code R-PSFM-T3
JESD-609 Code e3
Number of Elements 1
Number of Terminals 3
Operating Mode ENHANCEMENT MODE
Operating Temperature-Max 150 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style FLANGE MOUNT
Peak Reflow Temperature (Cel) NOT SPECIFIED
Polarity/Channel Type N-CHANNEL
Power Dissipation-Max (Abs) 110 W
Pulsed Drain Current-Max (IDM) 28.8 A
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish Matte Tin (Sn)
Terminal Form THROUGH-HOLE
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Transistor Application SWITCHING
Transistor Element Material SILICON

Alternate Parts for STP9NK50Z

This table gives cross-reference parts and alternative options found for STP9NK50Z. 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 STP9NK50Z, 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
IPB80N06S2LH5ATMA1 Infineon Technologies AG Check for Price Power Field-Effect Transistor, 80A I(D), 55V, 0.0062ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-263AB, GREEN, PLASTIC, TO-263, 3 PIN STP9NK50Z vs IPB80N06S2LH5ATMA1
STP9NK65Z STMicroelectronics $0.7819 N-channel 650 V - 1 Ohm - 6.4 A TO-220 Zener-protected SuperMESH(TM) Power MOSFET STP9NK50Z vs STP9NK65Z
NDP606BE Texas Instruments Check for Price 42A, 60V, 0.028ohm, N-CHANNEL, Si, POWER, MOSFET, TO-220, TO-220, 3 PIN STP9NK50Z vs NDP606BE
IXFH12N100F IXYS Corporation $9.3389 Power Field-Effect Transistor, 12A I(D), 1000V, 1.05ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-247, PLASTIC PACKAGE-3 STP9NK50Z vs IXFH12N100F
IRFS730B Fairchild Semiconductor Corporation Check for Price Power Field-Effect Transistor, 5.5A I(D), 400V, 1ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220F, 3 PIN STP9NK50Z vs IRFS730B
IXFP3N80 Littelfuse Inc Check for Price Power Field-Effect Transistor, 3.6A I(D), 800V, 3.6ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220, TO-220, 3 PIN STP9NK50Z vs IXFP3N80
NDB605AL Texas Instruments Check for Price 48A, 50V, 0.025ohm, N-CHANNEL, Si, POWER, MOSFET, TO-263AB STP9NK50Z vs NDB605AL
PHD11N03LT NXP Semiconductors Check for Price 10.3A, 30V, 0.15ohm, N-CHANNEL, Si, POWER, MOSFET, PLASTIC, DPAK-3 STP9NK50Z vs PHD11N03LT
FDD14AN06LA0 Fairchild Semiconductor Corporation Check for Price Power Field-Effect Transistor, 9.5A I(D), 60V, 0.015ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-252AA, TO-252AA, 3 PIN STP9NK50Z vs FDD14AN06LA0
PHB87N03LT118 NXP Semiconductors Check for Price 75A, 25V, 0.0105ohm, N-CHANNEL, Si, POWER, MOSFET STP9NK50Z vs PHB87N03LT118

STP9NK50Z Related Parts

STP9NK50Z Frequently Asked Questions (FAQ)

  • The maximum operating frequency of the STP9NK50Z is 100 kHz, but it can be operated at higher frequencies with reduced performance.

  • To ensure proper thermal management, the STP9NK50Z should be mounted on a heat sink with a thermal resistance of less than 1°C/W, and the ambient temperature should be kept below 50°C.

  • The recommended gate resistor value for the STP9NK50Z is between 10 ohms and 100 ohms, depending on the specific application and switching frequency.

  • Yes, the STP9NK50Z can be used in a synchronous rectification topology, but it requires careful design and layout to ensure proper operation and minimize losses.

  • To protect the STP9NK50Z from overvoltage and overcurrent, a voltage clamp or a transient voltage suppressor (TVS) can be used, and a current sense resistor or a fuse can be added to detect and respond to overcurrent conditions.

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