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ROHM RFN20NS4SFHTL Fast Recovery Diode

The RFN20NS4SFH is a super fast recovery diode designed for high-speed switching applications and general rectification. It features low switching loss and high current overload capacity, constructed with silicon epitaxial planer type technology. With a repetitive peak reverse voltage of 430V and a forward current of 20A, it is suitable for demanding power rectification tasks in industrial electronics. Its compact design ensures reliable performance in various power supply and conversion circuits, making it an ideal choice for energy-efficient, high-speed switching applications.

Authorized Distributors
Source:Newark
Part No:RFN20NS4SFHTL
Stock:31
Inv Date:06-09-2026
Price: Unit price: $1.59
Buy/RFQ:
Source:DigiKey
Part No:RFN20NS4SFHTL
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.62321
Buy/RFQ:
Part No:RFN20NS4SFHTL
Stock:507
Inv Date:06-10-2026
Price: Unit price: $1.99
Buy/RFQ:

ROHM RFN20NS4SFHTL Fast Recovery Diode Specifications:

  • Repetitive peak reverse voltage: 430V
  • Direct voltage: 430V
  • Average rectified forward current: 20A at 30°C
  • Forward surge peak current: 100A at Tj=25°C
  • Junction temperature: 150°C
  • Storage temperature: -55°C to +150°C
  • Forward voltage: 1.55V
  • Reverse current: 0.05A at Vp=430V
  • Reverse recovery time: 30 ns
  • Thermal resistance: 3.0 °C/W junction to case

Buy the ROHM RFN20NS4SFH – Reliable Fast Recovery Diode for Industrial Applications

Purchase the ROHM RFN20NS4SFH online today and experience exceptional performance in high-speed rectification and energy-efficient power supplies. This diode offers low switching loss, high overload capacity, and reliable operation suitable for industrial electronics. Its silicon epitaxial planer construction ensures durability under demanding conditions. Whether you're upgrading existing systems or designing new power conversion circuits, this diode guarantees fast recovery times and stable operation, providing an optimal solution for demanding industrial, automation, and power management applications.

Get ROHM RFN20NS4SFH today—built for high-speed switching and long-lasting durability.

Frequently Asked Questions

Where can I buy ROHM RFN20NS4SFHTL?

You can click on the BUY or RFQ button to purchase RFN20NS4SFHTL from an authorized ROHM distributor.

How do I troubleshoot issues or seek technical support for part RFN20NS4SFHTL?

You can download the RFN20NS4SFHTL datasheet or visit the ROHM website for support.

Who is the manufacturer of RFN20NS4SFHTL?

ROHM

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