Product Summary

The IRFP440 is a power MOSFET. The IRF840 is designed using the company’s consolidated strip layout-based MESH OVERLAY] process. This technology matches and improves the performances compared with standard parts from various sources.


Parametrics

IRF840 absolute maximum ratings: (1)VDS Drain-source Voltage (VGS = 0): 500 V; (2)VDGR Drain- gate Voltage (RGS = 20 kW): 500 V; (3)VGS Gate-source Voltage: ± 20 V; (4)ID Drain Current (continuous)at Tc = 25 °C: 8.0 A; (5)ID Drain Current (continuous)at Tc = 100°C: 5.1 A; (6)IDM Drain Current (pulsed): 32 A; (7)Ptot Total Dissipation at Tc = 25 °C: 125 W; (8)Derating Factor: 1.0 W/°C; (9)dv/dt(1)Peak Diode Recovery voltage slope: 3.5 V/ns; (10)Tstg Storage Temperature: -65 to 150°C; (11)Tj Max. Operating Junction Temperature: 150°C.

Features

IRF840 features: (1)typical rds(on)= 0.75 w; (2)extremely high dv/dt capability; (3)100% avalanche tested; (4)verylow intrinsic capacitances; (5)gatecharge minimized.

Diagrams

IRF840 pin connection

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

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

0-1: $2.94
1-10: $2.40
10-100: $2.18
100-250: $1.95
IRF840, SiHF840
IRF840, SiHF840

Other


Data Sheet

Negotiable 
IRF840_R4943
IRF840_R4943

Fairchild Semiconductor

MOSFET N-CH POWER

Data Sheet

Negotiable 
IRF840A
IRF840A

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

0-725: $1.91
725-1000: $1.84
1000-2000: $1.79
IRF840A, SiHF840A
IRF840A, SiHF840A

Other


Data Sheet

Negotiable 
IRF840A_R4944
IRF840A_R4944

Fairchild Semiconductor

MOSFET TO-220AB

Data Sheet

Negotiable 
IRF840AL
IRF840AL

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

Negotiable 
IRF840ALPBF
IRF840ALPBF

Vishay/Siliconix

MOSFET N-Chan 500V 8.0 Amp

Data Sheet

0-1: $1.34
1-10: $1.18
10-100: $1.06
100-250: $0.99