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
SMP5115TR JFET P-Channel 30V Low Noise InterFET	3,000	-	RFQ	Datasheet	SMP5115	SOT-23-3	Tape & Reel (TR)	Active	P-Channel	-	30 V	25 mA @ 15 V	-	3.5 V @ 1 nA	12pF @ 10V	80 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5461TR JFET P-Channel 40V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP5461	SOT-23-3	Tape & Reel (TR)	Active	P-Channel	-	40 V	3.8 mA @ 15 V	-	3 V @ 1 µA	4pF @ 15V	420 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4117ATR JFET N-Channel -40V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP4117	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	40 V	60 µA @ 10 V	-	1.2 V @ 1 nA	1.8pF @ 10V	12.5 kOhms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMPJ270TR JFET P-Channel 30V Low Noise InterFET	3,000	-	RFQ	Datasheet	SMPJ270	SOT-23-3	Tape & Reel (TR)	Active	P-Channel	-	30 V	7 mA @ 10 V	-	1.5 V @ 1 nA	12pF @ 10V	130 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4118ATR JFET N-Channel -40V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP4118	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	40 V	130 µA @ 10 V	-	2 V @ 1 nA	1.8pF @ 10V	9 kOhms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4416ATR JFET N-Channel -35V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP4416	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	35 V	8 mA @ 15 V	-	3 V @ 1 nA	3.5pF @ 15V	180 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4338TR JFET N-Channel -50V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP4338	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	50 V	40 µA @ 15 V	-	700 mV @ 100 nA	3pF @ 15V	1.2 kOhms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4118TR JFET N-Channel -40V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMP4118	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	40 V	130 µA @ 10 V	-	2 V @ 1 nA	1.8pF @ 10V	9 kOhms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5462TR JFET P-Channel 40V Low Ciss InterFET	4,000	-	RFQ	Datasheet	SMP5462	SOT-23-3	Tape & Reel (TR)	Active	P-Channel	-	40 V	5.5 mA @ 15 V	-	4 V @ 1 µA	4pF @ 15V	350 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMPJ305TR JFET N-Channel -30V Low Ciss InterFET	3,000	-	RFQ	Datasheet	SMPJ305	SOT-23-3	Tape & Reel (TR)	Active	N-Channel	-	30 V	4 mA @ 15 V	-	2 V @ 1 nA	3.5pF @ 15V	250 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.