Product Summary

The IRF840 is a Third generation Power MOSFET from Vishay which provides the designer with the best combination of fast switching, ruggedized device design, low on-resistance and cost-effectiveness.

Parametrics

IRF840 absolute maximum ratings: (1)Drain-Source Voltage: 500 V; (2)Gate-Source Voltage: ± 20 V; (3)Continuous Drain Current VGS at 10 V: 8.0 A at TC = 25 ℃, 5.1 A at TC = 100 ℃; (4)Pulsed Drain Currenta: 32 A; (5)Linear Derating Factor: 1.0 W/℃; (6)Single Pulse Avalanche Energy b: 510 mJ; (7)Repetitive Avalanche Current a: 8.0 A; (8)Repetitive Avalanche Energy a: 13 mJ; (9)Maximum Power Dissipation TC = 25 ℃: 125 W; (10)Peak Diode Recovery dV/dt c: 3.5 V/ns; (11)Operating Junction and Storage Temperature Range: -55 to + 150 ℃.

Features

IRF840 features: (1)Dynamic dV/dt Rating; (2)Repetitive Avalanche Rated; (3)Fast Switching; (4)Ease of Paralleling; (5)Simple Drive Requirements; (6)Lead (Pb)-free Available.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
IRF840, SiHF840
IRF840, SiHF840

Other


Data Sheet

Negotiable 
IRF840A, SiHF840A
IRF840A, SiHF840A

Other


Data Sheet

Negotiable 
IRF840AL
IRF840AL

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

Negotiable 
IRF840AS
IRF840AS

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

Negotiable 
IRF840ASTRL
IRF840ASTRL

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

Negotiable 
IRF840ASTRLPBF
IRF840ASTRLPBF

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

0-1: $1.76
1-10: $1.40
10-25: $1.34
25-100: $1.28
IRF840ASTRR
IRF840ASTRR

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

Negotiable 
IRF840ASTRRPBF
IRF840ASTRRPBF

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

0-1: $1.76
1-10: $1.40
10-25: $1.34
25-100: $1.28