IRF840 Vishay, IRF840 Datasheet - Page 8

• Manufacturer Part Number: IRF840
• Description: MOSFET N-CH 500V 8A TO-220AB
• Manufacturer: Vishay
• Type: Power MOSFETr

Specifications of IRF840

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Standard
• Rds On (max) @ Id, Vgs: 850 mOhm @ 4.8A, 10V
• Drain To Source Voltage (vdss): 500V
• Current - Continuous Drain (id) @ 25° C: 8A
• Vgs(th) (max) @ Id: 4V @ 250µA
• Gate Charge (qg) @ Vgs: 63nC @ 10V
• Input Capacitance (ciss) @ Vds: 1300pF @ 25V
• Power - Max: 125W
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Number Of Elements: 1
• Polarity: N
• Channel Mode: Enhancement
• Drain-source On-res: 0.85Ohm
• Drain-source On-volt: 500V
• Gate-source Voltage (max): ±20V
• Drain Current (max): 8A
• Power Dissipation: 125W
• Output Power (max): Not RequiredW
• Frequency (max): Not RequiredMHz
• Noise Figure: Not RequireddB
• Power Gain: Not RequireddB
• Drain Efficiency: Not Required%
• Operating Temp Range: -55C to 150C
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 3 +Tab
• Package Type: TO-220AB
• Configuration: Single
• Transistor Polarity: N-Channel
• Resistance Drain-source Rds (on): 0.85 Ohms
• Drain-source Breakdown Voltage: 500 V
• Gate-source Breakdown Voltage: +/- 20 V
• Continuous Drain Current: 8 A
• Maximum Operating Temperature: + 150 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *IRF840; IRF840IR

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information provided herein to the maximum extent permitted by law. The product specifications do not expand or
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therein, which apply to these products.
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Document Number: 91000
www.vishay.com
Revision: 18-Jul-08
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