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.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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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
SMP5020 JFET P-Channel 25V Low Ciss InterFET	980	-	RFQ	Datasheet	SMP5020	SOT-23-3	Strip	Active	P-Channel	-	25 V	80 µA @ 15 V	-	1 V @ 1 nA	4pF @ 15V	1.1 kOhms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IF170AST3 JFET N-Channel -30V Low Noise InterFET	990	-	RFQ	Datasheet	IF170	SOT-23-3	Strip	Active	N-Channel	-	30 V	4 mA @ 10 V	-	600 mV @ 1 nA	15pF @ 10V	80 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IFN201ST3TR JFET N-Channel -40V Low Ciss InterFET	3,000	-	RFQ	Datasheet	IFN201	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	40 V	1 mA @ 20 V	-	1.1 V @ 10 nA	4pF @ 20V	850 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IFN160BST3TR JFET N-Channel -50V Low Ciss InterFET	3,000	-	RFQ	Datasheet	IFN160	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	50 V	3 mA @ 5 V	-	1 V @ 10 µA	4pF @ 10V	330 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IFN160AST3TR JFET N-Channel -50V Low Ciss InterFET	3,000	-	RFQ	Datasheet	IFN160	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	50 V	1.5 mA @ 5 V	-	600 mV @ 10 µA	4pF @ 10V	440 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IFN160CST3TR JFET N-Channel -50V Low Ciss InterFET	3,000	-	RFQ	Datasheet	IFN160	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	50 V	6 mA @ 5 V	-	1.3 V @ 10 µA	4pF @ 10V	290 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4221ATR JFET N-Channel -30V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP4221	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	30 V	2.8 mA @ 15 V	-	2.5 V @ 0.1 nA	3pF @ 15V	500 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5486TR JFET N-Channel -25V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP5486	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	25 V	12 mA @ 15 V	-	4 V @ 10 nA	3.5pF @ 15V	150 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5484TR JFET N-Channel -25V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP5484	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	25 V	2.5 mA @ 15 V	-	1.5 V @ 10 nA	3.5pF @ 15V	320 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5485TR JFET N-Channel -25V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP5485	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	25 V	6 mA @ 15 V	-	2.5 V @ 10 nA	3.5pF @ 15V	220 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3

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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.