Datasheets
STP9NK50Z by:

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 2810
  • 1 $2.4900
  • 10 $1.8600
  • 100 $1.6400
  • 500 $1.4500
  • 1,000 $1.2600
  • 2,500 $1.0500
  • 10,000 $0.9990
$0.9990 / $2.4900 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 2305
  • 1 $1.0500
$1.0500 Buy Now
DISTI # 497-3203-5-ND
DigiKey MOSFET N-CH 500V 7.2A TO220AB Min Qty: 1 Lead time: 13 Weeks Container: Tube 130
In Stock
  • 1 $2.9100
  • 50 $1.6626
  • 100 $1.5723
  • 500 $1.3402
  • 1,000 $1.1863
  • 2,000 $1.1118
$1.1118 / $2.9100 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 $1.0451
$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 $2.0300
  • 10 $1.7200
  • 30 $1.4000
  • 50 $1.2800
  • 100 $1.2500
$1.2500 / $2.0300 Buy Now
DISTI # 511-STP9NK50Z
Mouser Electronics MOSFETs N-Ch 500 Volt 7.2 A Zener SuperMESH RoHS: Compliant 916
  • 1 $2.7600
  • 10 $2.5900
  • 25 $1.6700
  • 100 $1.5500
  • 250 $1.5100
  • 500 $1.3800
  • 1,000 $1.1800
  • 2,000 $1.1100
$1.1100 / $2.7600 Buy Now
DISTI # E02:0323_00212099
Arrow Electronics Trans MOSFET N-CH 500V 7.2A 3-Pin(3+Tab) TO-220AB Tube Min Qty: 1 Package Multiple: 1 Lead time: 13 Weeks Date Code: 2345 Europe - 12727
  • 1 $3.0687
  • 10 $2.9220
  • 25 $1.8841
  • 100 $1.7374
  • 250 $1.6810
  • 500 $1.5457
  • 1,000 $1.3312
  • 2,000 $1.2523
$1.2523 / $3.0687 Buy Now
DISTI # V36:1790_06564942
Arrow Electronics Trans MOSFET N-CH 500V 7.2A 3-Pin(3+Tab) TO-220AB Tube Min Qty: 1000 Package Multiple: 1000 Lead time: 13 Weeks Date Code: 2308 Americas - 3000
  • 1,000 $1.1111
  • 2,000 $1.0654
$1.0654 / $1.1111 Buy Now
STMicroelectronics N-Channel 500V - 0.72 Ohm - 7.2A TO-220 Zener-Protected SuperMESH&#8482, Power MOSFET RoHS: Compliant Min Qty: 1 910
  • 1 $2.6700
  • 10 $2.5400
  • 25 $1.6400
  • 100 $1.5100
  • 250 $1.4600
  • 500 $1.3400
$1.3400 / $2.6700 Buy Now
DISTI # 73512024
Verical Trans MOSFET N-CH 500V 7.2A 3-Pin(3+Tab) TO-220AB Tube Min Qty: 14 Package Multiple: 1 Date Code: 2345 Americas - 12726
  • 14 $0.4939
$0.4939 Buy Now
DISTI # 86942297
Verical Trans MOSFET N-CH 500V 7.2A 3-Pin(3+Tab) TO-220AB Tube Min Qty: 1000 Package Multiple: 1000 Date Code: 2308 Americas - 3000
  • 1,000 $1.1111
  • 2,000 $1.0654
$1.0654 / $1.1111 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
Quest Components 7.2 A, 500 V, 0.85 OHM, N-CHANNEL, SI, POWER, MOSFET, TO-220AB 1920
  • 1 $2.7300
  • 677 $0.8531
  • 1,173 $0.7508
$0.7508 / $2.7300 Buy Now
Quest Components 7.2 A, 500 V, 0.85 OHM, N-CHANNEL, SI, POWER, MOSFET, TO-220AB 32
  • 1 $1.0125
  • 6 $0.8438
  • 19 $0.6075
$0.6075 / $1.0125 Buy Now
DISTI # STP9NK50Z
TME Transistor: N-MOSFET, unipolar, 500V, 7.2A, 110W, TO220-3, ESD Min Qty: 1 510
  • 1 $1.6600
  • 10 $0.9800
  • 50 $0.9100
  • 100 $0.8800
  • 500 $0.8200
$0.8200 / $1.6600 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 ECCN: EAR99 RoHS: Compliant Stock DE - 2490
Stock ES - 50
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
RFQ
DISTI # STP9NK50Z
IBS Electronics N-CHANNEL 500V - 0.72 OHM - 7.2A TO-220 ZENER-PROTECTED SUPERMESH&#x2122, POWER MOSFET Min Qty: 50 Package Multiple: 1 3099
  • 50 $0.5460
  • 200 $0.5330
  • 1,000 $0.5200
  • 2,000 $0.5070
  • 6,250 $0.4940
$0.4940 / $0.5460 Buy Now
DISTI # STP9NK50Z
Avnet Silica Power MOSFET N Channel 500 V 72 A 850 MilliOhms TO220 3 Pins Through Hole (Alt: STP9NK50Z) RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 14 Weeks, 0 Days Silica - 4500
Buy Now
DISTI # STP9NK50Z
EBV Elektronik Power MOSFET N Channel 500 V 72 A 850 MilliOhms TO220 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 4.5V 1 N-channel TO-220 MOSFETs ROHS 3
  • 1 $2.7851
  • 10 $2.7172
  • 30 $2.6734
  • 100 $2.6282
$2.6282 / $2.7851 Buy Now
Win Source Electronics MOSFET N-CH 500V 7.2A TO-220FP 700
  • 120 $0.4816
  • 295 $0.3952
  • 455 $0.3829
  • 625 $0.3705
  • 810 $0.3582
  • 1,080 $0.3211
$0.3211 / $0.4816 Buy Now

Part Details for STP9NK50Z

STP9NK50Z CAD Models

STP9NK50Z Part Data Attributes

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 13 Weeks
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
STD12NF06L-1 STMicroelectronics $0.4730 N-channel 60 V, 0.08 Ohm typ., 12 A STripFET II Power MOSFET in a IPAK package STP9NK50Z vs STD12NF06L-1
STP45NF06 STMicroelectronics $0.7415 N-channel 60 V, 0.22 Ohm typ., 38 A, STripFET(TM) II Power MOSFET in a TO-220 package STP9NK50Z vs STP45NF06
STP60NF06 STMicroelectronics $0.9060 N-Channel 60V - 0.014Ohm - 60A - TO-220 StripFET(TM) II MOSFET STP9NK50Z vs STP60NF06
STP6NK60Z STMicroelectronics $1.1529 N-channel 600 V, 1 Ohm typ., 6 A SuperMESH Power MOSFET in a TO-220 package STP9NK50Z vs STP6NK60Z
STP40NF10L STMicroelectronics $1.3132 N-Channel 100V - 0.028 Ohm - 40A - TO-220 LOW GATE CHARGE StripFET(TM) II POWER MOSFET STP9NK50Z vs STP40NF10L
FDA16N50LDTU onsemi $1.7153 Power MOSFET, N-Channel, UniFETTM, 500 V, 16.5 A, 380 mΩ, TO-3P, TO-3P-3L, 360-TUBE STP9NK50Z vs FDA16N50LDTU
APT50M75LFLLG Microchip Technology Inc $21.6625 Power Field-Effect Transistor, 57A I(D), 500V, 0.075ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-264AA STP9NK50Z vs APT50M75LFLLG
STW20NM60 STMicroelectronics $3.6598 N-Channel 600V - 0.25Ohm - 20A TO-247 MDmesh™ POWER MOSFET STP9NK50Z vs STW20NM60
STP8NM60 STMicroelectronics Check for Price 8A, 600V, 1ohm, N-CHANNEL, Si, POWER, MOSFET, TO-220AB, TO-220, 3 PIN STP9NK50Z vs STP8NM60
STB141NF55 STMicroelectronics Check for Price N-channel 55 V, 0.0065 Ohm typ. 80 A STripFET(TM) II Power MOSFET in TO-220 package STP9NK50Z vs STB141NF55

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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