IRFI4321PBF

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Infineon Technologies

IR MOSFET™ N-CHANNEL POWER MOSFET ; TO-220 FULLPAK PACKAGE; 16 MOHM;

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DocumentsIR Part Numbering System Datasheet

IRFI4321PBF

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Infineon Technologies

IR MOSFET™ N-CHANNEL POWER MOSFET ; TO-220 FULLPAK PACKAGE; 16 MOHM;

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DocumentsIR Part Numbering System Datasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	IRFI4321PBF

Current - Continuous Drain (Id) @ 25°C	34 A
Drain to Source Voltage (Vdss)	150 V
Drive Voltage (Max Rds On, Min Rds On)	10 V
FET Type	N-Channel
Gate Charge (Qg) (Max) @ Vgs [Max]	110 nC
Input Capacitance (Ciss) (Max) @ Vds	4440 pF
Mounting Type	Through Hole
Operating Temperature [Max]	150 °C
Operating Temperature [Min]	-55 °C
Package / Case	TO-220-3 Full Pack
Power Dissipation (Max)	46 W
Rds On (Max) @ Id, Vgs	16 mOhm
Supplier Device Package	TO-220AB Full-Pak
Technology	MOSFET (Metal Oxide)
Vgs (Max)	30 V
Vgs(th) (Max) @ Id	5 V

IRFI4321 Series

Part	Power Dissipation (Max)	Vgs(th) (Max) @ Id	FET Type	Operating Temperature [Min]	Operating Temperature [Max]	Drain to Source Voltage (Vdss)	Technology	Current - Continuous Drain (Id) @ 25°C	Input Capacitance (Ciss) (Max) @ Vds	Rds On (Max) @ Id, Vgs	Drive Voltage (Max Rds On, Min Rds On)	Gate Charge (Qg) (Max) @ Vgs [Max]	Vgs (Max)	Supplier Device Package	Mounting Type	Package / Case
Infineon Technologies IRFI4321PBF	46 W	5 V	N-Channel	-55 °C	150 °C	150 V	MOSFET (Metal Oxide)	34 A	4440 pF	16 mOhm	10 V	110 nC	30 V	TO-220AB Full-Pak	Through Hole	TO-220-3 Full Pack

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tube	1	$ 3.06
		10	$ 2.02
		100	$ 1.50
Newark	Each	1	$ 3.00
		10	$ 2.93
		25	$ 2.30
		50	$ 2.22
		100	$ 2.14
		250	$ 2.12
		500	$ 2.09

Description

General part information

IRFI4321 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