Discrete Semiconductor Products

IRFB4020PBF

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INFINEON

MOSFET TRANSISTOR, N CHANNEL, 18 A, 200 V, 100 MOHM, 10 V, 4.9 V ROHS COMPLIANT: YES

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DocumentsIR Part Numbering System Datasheet

Discrete Semiconductor Products

IRFB4020PBF

Active

INFINEON

MOSFET TRANSISTOR, N CHANNEL, 18 A, 200 V, 100 MOHM, 10 V, 4.9 V ROHS COMPLIANT: YES

Deep-Dive with AI

DocumentsIR Part Numbering System Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	IRFB4020PBF

Current - Continuous Drain (Id) @ 25°C	18 A
Drain to Source Voltage (Vdss)	200 V
Drive Voltage (Max Rds On, Min Rds On)	10 V
FET Type	N-Channel
Gate Charge (Qg) (Max) @ Vgs [Max]	29 nC
Input Capacitance (Ciss) (Max) @ Vds	1200 pF
Mounting Type	Through Hole
Operating Temperature [Max]	175 °C
Operating Temperature [Min]	-55 °C
Package / Case	TO-220-3
Power Dissipation (Max)	100 W
Rds On (Max) @ Id, Vgs	100 mOhm
Supplier Device Package	TO-220AB
Technology	MOSFET (Metal Oxide)
Vgs (Max)	20 V
Vgs(th) (Max) @ Id	4.9 V

IRFB4020 Series

Part	Rds On (Max) @ Id, Vgs	Vgs(th) (Max) @ Id	Supplier Device Package	Gate Charge (Qg) (Max) @ Vgs [Max]	Power Dissipation (Max)	Package / Case	Vgs (Max)	Current - Continuous Drain (Id) @ 25°C	Mounting Type	Drive Voltage (Max Rds On, Min Rds On)	FET Type	Operating Temperature [Max]	Operating Temperature [Min]	Technology	Drain to Source Voltage (Vdss)	Input Capacitance (Ciss) (Max) @ Vds
INFINEON IRFB4020PBF	100 mOhm	4.9 V	TO-220AB	29 nC	100 W	TO-220-3	20 V	18 A	Through Hole	10 V	N-Channel	175 °C	-55 °C	MOSFET (Metal Oxide)	200 V	1200 pF

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	6868	$ 1.66
	Tube	1	$ 1.88
		10	$ 1.22
		100	$ 0.83
		500	$ 0.78
Newark	Each	1	$ 1.69
		10	$ 1.39
		100	$ 0.78
		500	$ 0.64
		1000	$ 0.61

Description

General part information

IRFB4020 Series

The StrongIRFET™ power MOSFET family is optimized for low RDS(on)and high current capability. The devices are ideal for low frequency applications requiring performance and ruggedness. The comprehensive portfolio addresses a broad range of applications including DC motors, battery management systems, inverters, and DC-DC converters.

Documents

Technical documentation and resources