JFETs

Use the filters and product table below to compare JFETs components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	FET Type	Voltage - Breakdown (V(BR)GSS)	Drain to Source Voltage (Vdss)	Current - Drain (Idss) @ Vds (Vgs=0)	Current Drain (Id) - Max	Voltage - Cutoff (VGS off) @ Id	Input Capacitance (Ciss) (Max) @ Vds	Resistance - RDS(On)	Power - Max	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
2N4339 JFET N-CH 50V TO206AA Vishay Siliconix	8,897	-	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Obsolete	N-Channel	50 V	-	500 µA @ 15 V	-	600 mV @ 100 nA	7pF @ 15V	-	300 mW	-55°C ~ 175°C (TJ)	-	-	Through Hole	TO-206AA (TO-18)
2N4339-E3 JFET N-CH 50V TO206AA Vishay Siliconix	4,792	-	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Bulk	Obsolete	N-Channel	50 V	-	500 µA @ 15 V	-	600 mV @ 100 nA	7pF @ 15V	-	300 mW	-55°C ~ 175°C (TJ)	-	-	Through Hole	TO-206AA (TO-18)
2N4117A JFET N-CH 40V TO206AF Vishay Siliconix	3,267	-	RFQ	Datasheet	-	TO-206AF, TO-72-4 Metal Can	Bulk	Obsolete	N-Channel	40 V	-	30 µA @ 10 V	-	600 mV @ 1 nA	3pF @ 10V	-	300 mW	-55°C ~ 175°C (TJ)	-	-	Through Hole	TO-206AF (TO-72)
2N4117A-E3 JFET N-CH 40V TO206AF Vishay Siliconix	7,961	-	RFQ	Datasheet	-	TO-206AF, TO-72-4 Metal Can	Bulk	Obsolete	N-Channel	40 V	-	30 µA @ 10 V	-	600 mV @ 1 nA	3pF @ 10V	-	300 mW	-55°C ~ 175°C (TJ)	-	-	Through Hole	TO-206AF (TO-72)
2N5433 JFET N-CH 25V TO206AC Vishay Siliconix	4,005	-	RFQ	Datasheet	-	TO-206AC, TO-52-3 Metal Can	Tube	Obsolete	N-Channel	25 V	-	100 mA @ 15 V	-	3 V @ 3 nA	30pF @ 0V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-206AC (TO-52)
2N5433-E3 JFET N-CH 25V TO206AC Vishay Siliconix	2,141	-	RFQ	Datasheet	-	TO-206AC, TO-52-3 Metal Can	Tube	Obsolete	N-Channel	25 V	-	100 mA @ 15 V	-	3 V @ 3 nA	30pF @ 0V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-206AC (TO-52)
2N5114 JFET P-CH TO206AA Vishay Siliconix	4,691	-	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Tube	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	Through Hole	TO-206AA (TO-18)
2N5114-E3 JFET P-CH TO206AA Vishay Siliconix	7,033	-	RFQ	Datasheet	-	TO-206AA, TO-18-3 Metal Can	Tube	Obsolete	-	-	-	-	-	-	-	-	-	-	-	-	Through Hole	TO-206AA (TO-18)
U290 JFET N-CH 30V TO206AC Vishay Siliconix	8,364	-	RFQ	Datasheet	-	TO-206AC, TO-52-3 Metal Can	Tube	Obsolete	N-Channel	30 V	-	500 mA @ 10 V	-	4 V @ 3 nA	160pF @ 0V	3 Ohms	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-206AC (TO-52)
U290-E3 JFET N-CH 30V TO206AC Vishay Siliconix	6,542	-	RFQ	Datasheet	-	TO-206AC, TO-52-3 Metal Can	Tube	Obsolete	N-Channel	30 V	-	500 mA @ 10 V	-	4 V @ 3 nA	160pF @ 0V	3 Ohms	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-206AC (TO-52)

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FREQUENTLY ASKED QUESTIONS

JFETs FAQ

Common questions about filtering, comparing and sourcing JFETs components.

How can I narrow the JFETs selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific JFETs part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.