JFETs

Review JFETs Transistors components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.

If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.

Mfr. Part #	Availability	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
SMP5486 JFET N-Channel -25V Low Ciss InterFET	990	RFQ	Datasheet	SMP5486	SOT-23-3	Strip	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
SMP4341 JFET N-Channel -50V Low Ciss InterFET	990	RFQ	Datasheet	SMP4341	SOT-23-3	Strip	Active	N-Channel	-	50 V	4.5 mA @ 15 V	-	3.5 V @ 100 nA	3pF @ 15V	450 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5116 JFET P-Channel 30V Low Noise InterFET	970	RFQ	Datasheet	SMP5116	SOT-23-3	Strip	Active	P-Channel	-	30 V	10 mA @ 15 V	-	2 V @ 1 nA	12pF @ 10V	110 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4117 JFET N-Channel -40V Low Ciss InterFET	980	RFQ	Datasheet	SMP4117	SOT-23-3	Strip	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
SMP5115 JFET P-Channel 30V Low Noise InterFET	980	RFQ	Datasheet	SMP5115	SOT-23-3	Strip	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
SMP4338 JFET N-Channel -50V Low Ciss InterFET	760	RFQ	Datasheet	SMP4338	SOT-23-3	Strip	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
IF140AST3 JFET N-Channel -20V Low Ciss InterFET	960	RFQ	Datasheet	IF140	SOT-23-3	Strip	Active	N-Channel	-	20 V	7 mA @ 15 V	-	3 V @ 5 nA	1.8pF @ 15V	220 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IF140ST3 JFET N-Channel -20V Low Ciss InterFET	955	RFQ	Datasheet	IF140	SOT-23-3	Strip	Active	N-Channel	-	20 V	4 mA @ 15 V	-	2 V @ 5 nA	1.8pF @ 15V	300 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IF1320ST3 JFET N-Channel -20V Low Noise InterFET	850	RFQ	Datasheet	IF1320	SOT-23-3	Strip	Active	N-Channel	-	20 V	10 mA @ 10 V	-	1.1 V @ 0.5 nA	15pF @ 10V	50 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4117A JFET N-Channel -40V Low Ciss InterFET	995	RFQ	Datasheet	SMP4117	SOT-23-3	Strip	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

FAQ

Frequently Asked Questions

What are JFETs components used for?

JFETs components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right JFETs part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find JFETs parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.