myMectronic
myMectronic

A Premier B2B Part Search

STMICROELECTRONICS STD4NK50ZT4 High Voltage Power MOSFET

The STD4NK50Z is a high-voltage N-channel Power MOSFET designed for demanding switching applications. Featuring a voltage rating of 500V, it offers very low on-resistance, minimized gate charge, and excellent dv/dt capability. Encased in a compact TO-220 package, it is ideal for high-speed switching in power supplies, motor drives, and lighting systems while ensuring high reliability and thermal performance. Built-in Zener diodes provide enhanced electrostatic discharge (ESD) and transient voltage protection, making it suitable for industrial, automation, and electronic control applications.

Authorized Distributors
Source:Newark
Part No:STD4NK50ZT4
Stock:5000
Inv Date:06-11-2026
Price: Unit price: $0.582
Buy/RFQ:
Source:DigiKey
Part No:STD4NK50ZT4
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.01
Buy/RFQ:
Part No:STD4NK50ZT4
Stock:1603
Inv Date:06-12-2026
Price: Unit price: $2.23
Buy/RFQ:
Part No:STD4NK50ZT4
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.49
Buy/RFQ:
Part No:STD4NK50ZT4
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.6
Buy/RFQ:
Part No:STD4NK50ZT4
Stock:200
Inv Date:06-12-2026
Price: N/A
Buy/RFQ:

STMICROELECTRONICS STD4NK50ZT4 High Voltage Power MOSFET Specifications:

  • Drain-source Voltage: 500 V
  • Continuous Drain Current: 3 A at Tc = 25°C
  • Power Dissipation: 45 W
  • Gate-Source Voltage: +30 V
  • Gate Threshold Voltage: 3.75 V (Max)
  • Static Drain-Source On Resistance: 2.3 Ω (Typ), 2.7 Ω (Max) at Vas = 10 V, Id = 1.5 A
  • Output Capacitance: 49 pF
  • Input Capacitance: 310 pF
  • Reverse Recovery Time: 260 ns
  • Avalanche Energy: 120 mJ
  • Maximum Lead Temperature for Soldering: 300°C
  • Thermal Resistance Junction-case: 2.78 °C/W
  • Thermal Resistance Junction-ambient: 62.5 °C/W
  • Built-in Zener Diodes for ESD and transient protection
  • Package: DPAK / TO-220 / TO-220FP
  • Recovery Charge: 935 nc

Buy the STMicroelectronics STD4NK50Z – Reliable High Voltage Power MOSFET for Industrial Applications

Purchase the STD4NK50Z online today—this high-voltage N-channel MOSFET offers low Rds(on), excellent switching capabilities, and robust protection features. Its compact DPAK package ensures reliable thermal performance and ease of installation for power supplies, lighting, and industrial automation systems. With built-in Zener diodes for ESD and transient voltage suppression, this device guarantees high reliability and longevity under demanding conditions. Order now to enhance your electronic and power conversion projects with industry-leading quality and performance.

Get STMicroelectronics STD4NK50Z today—built for precision, high voltage switching, and long-lasting durability in your power management systems.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STD4NK50ZT4?

You can click on the BUY or RFQ button to purchase STD4NK50ZT4 from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STD4NK50ZT4?

You can download the STD4NK50ZT4 datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STD4NK50ZT4?

STMICROELECTRONICS

STMICROELECTRONICS Part List

Browse and search other STMICROELECTRONICS parts, locate datasheets and stock

Sponsored by