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STMICROELECTRONICS STW7NK90Z High Voltage Power MOSFET

The STW7NK90Z is a high-voltage N-channel power MOSFET featuring Zener protection and SuperMESH™ technology. It employs an optimized strip-based PowerMESH™ layout, which dramatically reduces on-resistance and enhances dv/dt capabilities, ideal for high-demand switching applications. This device exhibits low gate charge, minimal power dissipation, and reliable performance with 100% avalanche testing. Its design ensures low intrinsic capacitance and uniform manufacturing, making it suitable for industrial and power conversion systems requiring efficient, durable performance under demanding conditions.

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Source:Newark
Part No:STW7NK90Z
Stock:667
Inv Date:06-11-2026
Price: Unit price: $2.37
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Source:DigiKey
Part No:STW7NK90Z
Stock:67
Inv Date:06-11-2026
Price: Unit price: $5.31
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Part No:STW7NK90Z
Stock:943
Inv Date:06-12-2026
Price: Unit price: $4.1
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Part No:STW7NK90Z
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.06
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Part No:STW7NK90Z
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.59
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Source:Arrow EU
Part No:STW7NK90Z
Stock:600
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS STW7NK90Z High Voltage Power MOSFET Specifications:

  • Drain-source voltage: 900 V
  • Gate-source voltage: ±30 V
  • Drain current (continuous at 25°C): 5.8 A
  • Drain current (pulsed): 23.2 A
  • Total dissipation at 25°C: 30 W
  • Maximum junction temperature: -55°C to 150°C
  • Package options: TO-220, TO-220FP, D2PAK, TO-247
  • Thermal resistance junction-case (max): 0.89 °C/W (TO-220), 42 °C/W (D2PAK), 50 °C/W (TO-247)
  • Insulation withstand voltage (RMS): 2500 V
  • Avalanche current: 58 A
  • Maximum avalanche energy: 300 mJ
  • Gate-source breakdown voltage: 30 V
  • Turn-on delay time: 17 ns
  • Turn-off delay time: 20 ns
  • Total gate charge: 46.5 to 60.5 nC
  • Reverse recovery time: 840 ns
  • Built-in Zener diodes for ESD and transient protection

Buy the Buy STMicroelectronics STW7NK90Z High-Voltage Power MOSFET Part Number STW7NK90Z Online

Purchase the STW7NK90Z high-voltage N-channel power MOSFET online today and experience superior performance, reliable Zener-protected design, and optimized low on-resistance for demanding switching applications. Its excellent dv/dt capability and avalanche testing ensure durability in industrial power systems. With varied package options including TO-220 and TO-247, this device ensures flexibility in installation and thermal management. Designed for power conversion, industrial automation, and high-voltage switching tasks, this MOSFET guarantees enhanced efficiency, safety, and long-lasting operation in challenging environments.

Get STW7NK90Z today—built for high-voltage switching, low on-resistance, and enhanced durability in demanding industrial applications.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STW7NK90Z?

You can click on the BUY or RFQ button to purchase STW7NK90Z from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STW7NK90Z?

You can download the STW7NK90Z datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STW7NK90Z?

STMICROELECTRONICS

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