IRLB8743PBF

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Infineon Technologies

MOSFET TRANSISTOR, N CHANNEL, 40 A, 30 V, 0.0025 OHM, 10 V, 1.8 V ROHS COMPLIANT: YES

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IRLB8743PBF

Active

Infineon Technologies

MOSFET TRANSISTOR, N CHANNEL, 40 A, 30 V, 0.0025 OHM, 10 V, 1.8 V ROHS COMPLIANT: YES

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Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	IRLB8743PBF

Current - Continuous Drain (Id) @ 25°C	78 A
Drain to Source Voltage (Vdss)	30 V
Drive Voltage (Max Rds On, Min Rds On)	10 V, 4.5 V
FET Type	N-Channel
Gate Charge (Qg) (Max) @ Vgs	54 nC
Input Capacitance (Ciss) (Max) @ Vds	5110 pF
Mounting Type	Through Hole
Operating Temperature [Max]	175 ░C
Operating Temperature [Min]	-55 °C
Package / Case	TO-220-3
Power Dissipation (Max)	140 W
Rds On (Max) @ Id, Vgs	3.2 mOhm
Supplier Device Package	TO-220AB
Technology	MOSFET (Metal Oxide)
Vgs (Max)	20 V
Vgs(th) (Max) @ Id	2.35 V

IRLB8743 Series

Part	Operating Temperature [Min]	Operating Temperature [Max]	FET Type	Mounting Type	Vgs (Max)	Rds On (Max) @ Id, Vgs	Technology	Drain to Source Voltage (Vdss)	Input Capacitance (Ciss) (Max) @ Vds	Power Dissipation (Max)	Gate Charge (Qg) (Max) @ Vgs	Supplier Device Package	Drive Voltage (Max Rds On, Min Rds On)	Current - Continuous Drain (Id) @ 25°C	Vgs(th) (Max) @ Id	Package / Case
Infineon Technologies IRLB8743PBF	-55 °C	175 ░C	N-Channel	Through Hole	20 V	3.2 mOhm	MOSFET (Metal Oxide)	30 V	5110 pF	140 W	54 nC	TO-220AB	4.5 V 10 V	78 A	2.35 V	TO-220-3

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	$ 1.47
		10	$ 0.94
		100	$ 0.64
		500	$ 0.55
Newark	Each	1	$ 0.80
		10	$ 0.80
		100	$ 0.77
		500	$ 0.64
		1000	$ 0.63
		3000	$ 0.63
		10000	$ 0.59

Description

General part information

IRLB8743 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