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HFA320NJ40D from IR,International Rectifier

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HFA320NJ40D

Manufacturer: IR

400V 320A HEXFRED Doubler Diode in a TO-244AB Non-Isolated package

Partnumber Manufacturer Quantity Availability
HFA320NJ40D IR 240 In Stock

Description and Introduction

400V 320A HEXFRED Doubler Diode in a TO-244AB Non-Isolated package The part **HFA320NJ40D** is manufactured by **International Rectifier (IR)**.  

Key specifications from the datasheet include:  
- **Type**: N-Channel RF Power MOSFET  
- **Voltage Rating (VDSS)**: 40V  
- **Current Rating (ID)**: 20A  
- **Power Dissipation (PD)**: 125W  
- **Gate-Source Voltage (VGS)**: ±20V  
- **Input Capacitance (Ciss)**: 200pF (typical)  
- **Output Capacitance (Coss)**: 80pF (typical)  
- **Reverse Transfer Capacitance (Crss)**: 15pF (typical)  
- **Turn-On Delay Time (td(on))**: 10ns (typical)  
- **Rise Time (tr)**: 15ns (typical)  
- **Turn-Off Delay Time (td(off))**: 25ns (typical)  
- **Fall Time (tf)**: 10ns (typical)  

The device is designed for **RF and switching applications**, including **VHF/UHF amplifiers** and **high-speed power switching**.  

(Note: Specifications are based on the manufacturer's datasheet.)

Application Scenarios & Design Considerations

400V 320A HEXFRED Doubler Diode in a TO-244AB Non-Isolated package

Alternative Part Number

  • STTH3002PI --: Ultrafast recovery diode with 300 A forward current and 200 V reverse voltage, close electrical match to the HFA320NJ40D in high-frequency rectification applications.
  • VS-300U40A --: 300 A ultrafast rectifier diode with 400 V rating, similar current and voltage class suitable for high-power switching and freewheeling duty.
  • DSEI2X101-04A --: Dual ultrafast diode module rated around 100 A per leg at 400 V, offering comparable fast-recovery performance for high-current rectifier designs.

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