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STMicroelectronicsTO-261-4, TO-261AARoHS

STN4NF03L

MOSFET N-CH 30V 6.5A SOT223

STN4NF03L by STMicroelectronics
Subcategory

Transistors Fets Mosfets Single

Package

TO-261-4, TO-261AA

Series

STripFET™ II

Status

Active

$0.93 / unit (market reference)

MOQ: 1 pcs

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Parameters

ParameterValue
BrandSTMicroelectronics
ModelSTN4NF03L
Package / CaseTO-261-4, TO-261AA
Mounting TypeSurface Mount
Operating Temperature-55°C ~ 150°C (TJ)
FET TypeN-Channel
Drain to Source Voltage (Vdss)30 V
Rds On (Max)50mOhm @ 2A, 10V
Vgs(th) (Max)1V @ 250µA
Gate Charge (Qg)9 nC @ 10 V
Input Capacitance (Ciss)330 pF @ 25 V
Power Dissipation (Max)3.3W (Tc)
Drive Voltage5V, 10V
Supplier Device PackageSOT-223
RoHSRoHS
Part StatusActive

Application & Notes

STN4NF03L by STMicroelectronics is an N-channel power MOSFET rated at 30 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The TO-261-4, TO-261AA package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 50mOhm @ 2A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.

All Technical Specifications

FET TypeN-Channel
Vgs (Max)±16V
TechnologyMOSFET (Metal Oxide)
Vgs(th) (Max) @ Id1V @ 250µA
Rds On (Max) @ Id, Vgs50mOhm @ 2A, 10V
Power Dissipation (Max)3.3W (Tc)
Gate Charge (Qg) (Max) @ Vgs9 nC @ 10 V
Drain to Source Voltage (Vdss)30 V
Input Capacitance (Ciss) (Max) @ Vds330 pF @ 25 V
Drive Voltage (Max Rds On, Min Rds On)5V, 10V
Current - Continuous Drain (Id) @ 25°C6.5A (Tc)

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