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STMICROELECTRONICS STF4N90K5 High-Voltage Power MOSFET

This high-voltage N-channel Power MOSFET utilizes MDmesh™ K5 technology with a vertical structure, reducing on-resistance and gate charge for efficient power density. Designed for switching applications, it features a drain-source breakdown voltage of 900 V, ultra-low gate charge, and is 100% avalanche tested. Packaged in a TO-220FP format, it offers robust thermal and electrical performance, including a drain current of 4A, a total dissipation of 20W, and quick switching times. Ideal for high-voltage switching, the device combines reliability with compact design, suitable for demanding power electronics and industrial automation systems.

Authorized Distributors
Source:Newark
Part No:STF4N90K5
Stock:8
Inv Date:06-11-2026
Price: Unit price: $2.58
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Source:DigiKey
Part No:STF4N90K5
Stock:1074
Inv Date:06-11-2026
Price: Unit price: $2.55
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Part No:STF4N90K5
Stock:1198
Inv Date:06-12-2026
Price: Unit price: $2.59
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Part No:STF4N90K5
Stock:4950
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS STF4N90K5 High-Voltage Power MOSFET Specifications:

  • Vds: 900 V
  • Id: 4 A at Tc = 25°C
  • Ptotal: 20 W
  • Gate-source voltage: +30 V
  • Rds(on): 1.90 to 2.10 Ω
  • Gate threshold voltage: 3 to 5 V
  • Capacitances: Ciss 173 pF, Coss 17.9 pF, Crss 1 pF
  • Switching times: Turn-on delay 10.5 ns, Rise time 11.8 ns
  • Thermal resistance junction-case 6.25 °C/W
  • Thermal resistance junction-ambient 62.5 °C/W
  • Avalanche energy: 160 mJ
  • DIODE forward voltage: 1.5 V at 3 A
  • Reverse recovery time: 289 ns

Buy the Buy STMicroelectronics STF4N90K5 Part Number STF4N90K5 Online

Purchase the STMicroelectronics high-voltage Power MOSFET online today to ensure your power electronics projects benefit from superior efficiency, rapid switching, and robust performance. This advanced device features 900 V breakdown voltage and ultra-low gate charge, making it ideal for high-voltage switching applications in industrial automation, power supplies, and inverter systems. With a durable TO-220FP package, it guarantees optimal thermal management and reliable operation under demanding conditions. Order now to upgrade your power solutions with this high-performance MOSFET, available for quick and secure online purchase.

Buy STMicroelectronics STF4N90K5 now and experience unmatched reliability and high-voltage switching performance for demanding industrial applications.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STF4N90K5?

You can click on the BUY or RFQ button to purchase STF4N90K5 from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STF4N90K5?

You can download the STF4N90K5 datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STF4N90K5?

STMICROELECTRONICS

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