AO4840

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Part Number	AO4840
Manufacturer	Alpha & Omega Semiconductor Inc.
Category	Discrete Semiconductor › Transistors - FETs, MOSFETs - Arrays
Description	MOSFET 2N-CH 40V 6A 8-SOIC
Lifecycle	Active
RoHS	No RoHS Information
EDA/CAD Models	AO4840 PCB Footprint and Symbol
Warehouses	USA, Europe, China, Hong Kong SAR
Estimated Delivery	Dec 09 - Dec 13 2025(Choose Expedited Shipping)
Warranty	Up to 1 year [Limited-Warranty]*
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AO4840 Specifications

Part Number:	AO4840
Brand:	Alpha & Omega Semiconductor Inc.
Lifecycle:	Active
RoHS:	Lead free / RoHS Compliant
Category:	Discrete Semiconductor
Subcategory:	Transistors - FETs, MOSFETs - Arrays
Manufacturer:	Alpha & Omega Semiconductor Inc.
Product Status:	Not For New Designs
FET Type:	2 N-Channel (Dual)
FET Feature:	Logic Level Gate
Drain to Source Voltage (Vdss):	40V
Current - Continuous Drain (Id) @ 25°C:	6A
Rds On (Max) @ Id, Vgs:	30mOhm @ 6A, 10V
Vgs(th) (Max) @ Id:	3V @ 250µA
Gate Charge (Qg) (Max) @ Vgs:	10.8nC @ 10V
Input Capacitance (Ciss) (Max) @ Vds:	650pF @ 20V
Power - Max:	2W
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC

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