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
IF170DST3 JFET N-Channel -30V Low Noise InterFET	880	RFQ	Datasheet	IF170	SOT-23-3	Strip	Active	N-Channel	-	30 V	22 mA @ 10 V	-	1.5 V @ 1 nA	15pF @ 10V	38 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMPJ109 JFET N-Channel -25V Low Noise InterFET	980	RFQ	Datasheet	SMPJ109	SOT-23-3	Strip	Active	N-Channel	-	25 V	240 mA @ 15 V	-	3.5 V @ 0.5 nA	28pF @ 0V	10 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IF170BST3 JFET N-Channel -30V Low Noise InterFET	895	RFQ	Datasheet	IF170	SOT-23-3	Strip	Active	N-Channel	-	30 V	7 mA @ 10 V	-	800 mV @ 1 nA	15pF @ 10V	50 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP5114 JFET P-Channel 30V Low Noise InterFET	605	RFQ	Datasheet	SMP5114	SOT-23-3	Strip	Active	P-Channel	-	30 V	45 mA @ 15 V	-	6 V @ 1 nA	12pF @ 10V	65 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP4118A JFET N-Channel -40V Low Ciss InterFET	980	RFQ	Datasheet	SMP4118	SOT-23-3	Strip	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
SMPJ110 JFET N-Channel -25V Low Noise InterFET	475	RFQ	Datasheet	SMPJ110	SOT-23-3	Strip	Active	N-Channel	-	25 V	100 mA @ 15 V	-	2 V @ 0.5 nA	28pF @ 0V	15 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMP152 JFET N-Channel -20V Low Noise InterFET	659	RFQ	Datasheet	SMP152	SOT-23-3	Strip	Active	N-Channel	-	20 V	14 mA @ 10 V	-	1.2 V @ 1 nA	15pF @ 10V	42 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SMPJ305 JFET N-Channel -30V Low Ciss InterFET	980	RFQ	Datasheet	SMPJ305	SOT-23-3	Strip	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
SMPJ177 JFET P-Channel 30V Low Noise InterFET	960	RFQ	Datasheet	SMPJ177	SOT-23-3	Strip	Active	P-Channel	-	30 V	7 mA @ 15 V	-	1.5 V @ 10 nA	12pF @ 0V	130 Ohms	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
IF4500ST3 JFET N-Channel -20V Low Noise InterFET	935	RFQ	Datasheet	IF4500	SOT-23-3	Strip	Active	N-Channel	-	20 V	30 mA @ 15 V	-	1.2 V @ 1 nA	28pF @ 15V	20 Ohms	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.