JFETs

Explore JFETs parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks 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
J176 TO-92 3L ROHS JFET P-CH 30V TO92 Linear Integrated Systems, Inc.	1,022	RFQ	Datasheet	J176	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Active	P-Channel	30 V	-	2 mA @ 15 V	-	1 V @ 10 nA	-	250 Ohms	350 mW	-55°C ~ 135°C (TJ)	-	-	Through Hole	TO-92
LSBF510 SOT-23 3L ROHS JFET N-CH 30V 10MA SOT23-3 Linear Integrated Systems, Inc.	3,908	RFQ	Datasheet	-	TO-236-3, SC-59, SOT-23-3	Tape & Reel (TR)	Active	N-Channel	30 V	30 V	200 µA @ 15 V	10 mA	300 mV @ 10 nA	4.5pF @ 15V	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SST204 SOT-23 3L JFET N-CH 25V SOT23-3 Linear Integrated Systems, Inc.	3,000	RFQ	Datasheet	SST204	TO-236-3, SC-59, SOT-23-3	Tape & Reel (TR)	Active	N-Channel	25 V	-	200 µA @ 15 V	-	200 mV @ 10 nA	4.5pF @ 15V	-	350 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-3
SST201 SOT-23 3L ROHS JFET N-CH 40V SOT23-3 Linear Integrated Systems, Inc.	388	RFQ	Datasheet	SST201	TO-236-3, SC-59, SOT-23-3	Cut Tape (CT)	Obsolete	N-Channel	40 V	-	200 µA @ 15 V	-	300 mV @ 10 nA	4.5pF @ 15V	-	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
LS846 TO-92 3L ROHS JFET N-CH 60V TO92 Linear Integrated Systems, Inc.	954	RFQ	Datasheet	LS846	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Active	N-Channel	60 V	-	1.5 mA @ 15 V	-	1 V @ 1 nA	8pF @ 15V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92
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
LSK170D TO-92 3L ROHS JFET N-CH 40V TO92 Linear Integrated Systems, Inc.	358	RFQ	Datasheet	LSK170D	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Active	N-Channel	40 V	-	18 mA @ 10 V	-	200 mV @ 1 nA	20pF @ 15V	-	400 mW	-55°C ~ 135°C (TJ)	-	-	Through Hole	TO-92
LS840 TO-78 6L ROHS JFET 2N-CH 60V TO78-6 Linear Integrated Systems, Inc.	976	RFQ	Datasheet	LS840	TO-78-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	60 V	-	500 µA @ 20 V	-	1 V @ 1 nA	10pF @ 20V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-78-6
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
LSK189 TO-92 3L ROHS JFET N-CH 60V TO92 Linear Integrated Systems, Inc.	848	RFQ	Datasheet	LSK189	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Active	N-Channel	60 V	-	2.5 mA @ 15 V	-	1.5 V @ 1 nA	8pF @ 15V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-92
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
LSK170C TO-92 3L ROHS JFET N-CH 40V 10MA TO92 Linear Integrated Systems, Inc.	971	RFQ	Datasheet	LSK170C	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Active	N-Channel	40 V	40 V	10 mA @ 10 V	10 mA	200 mV @ 1 nA	20pF @ 15V	-	400 mW	-55°C ~ 135°C (TJ)	-	-	Through Hole	TO-92

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.