IRFI840BTU

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Part Number	IRFI840BTU
Manufacturer	Linear Technology
Category	Discrete Semiconductor › Transistors - FETs, MOSFETs - Single
Description	N-CHANNEL POWER MOSFET
Lifecycle	Active
RoHS	No RoHS Information
EDA/CAD Models	IRFI840BTU PCB Footprint and Symbol
Warehouses	USA, Europe, China, Hong Kong SAR
Estimated Delivery	Dec 11 - Dec 15 2025(Choose Expedited Shipping)
Warranty	Up to 1 year [Limited-Warranty]*
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IRFI840BTU Specifications

Part Number:	IRFI840BTU
Brand:	Linear Technology
Lifecycle:	Active
RoHS:	Lead free / RoHS Compliant
Category:	Discrete Semiconductor
Subcategory:	Transistors - FETs, MOSFETs - Single
Manufacturer:	Linear Technology
Product Status:	Active
FET Type:	N-Channel
Technology:	MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss):	500 V
Current - Continuous Drain (Id) @ 25°C:	8A (Tc)
Drive Voltage (Max Rds On, Min Rds On):	10V
Rds On (Max) @ Id, Vgs:	800mOhm @ 4A, 10V
Vgs(th) (Max) @ Id:	4V @ 250µA
Gate Charge (Qg) (Max) @ Vgs:	53 nC @ 10 V
Vgs (Max):	±30V
Input Capacitance (Ciss) (Max) @ Vds:	1800 pF @ 25 V
FET Feature:	-
Power Dissipation (Max):	3.13W (Ta), 134W (Tc)
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Through Hole
Supplier Device Package:	I2PAK (TO-262)
Package / Case:	TO-262-3 Long Leads, I²Pak, TO-262AA

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