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
U406 TO-71 6L JFET 2N-CH 50V TO71 Linear Integrated Systems, Inc.	311	RFQ	Datasheet	U406	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	50 V	50 V	500 µA @ 10 V	-	500 mV @ 1 nA	8pF @ 15V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LS320 TO-72 4L JFET P-CH 25MA TO72-4 Linear Integrated Systems, Inc.	429	RFQ	Datasheet	-	TO-206AF, TO-72-4 Metal Can	Bulk	Active	P-Channel	-	20 V	-	25 mA	-	8pF @ 10V	-	200 mW	-55°C ~ 125°C (TJ)	-	-	Through Hole	TO-72-4
SST404 SOIC 8L-TR JFET 2N-CH 50V 8SOIC Linear Integrated Systems, Inc.	856	RFQ	Datasheet	SST404	8-SOIC (0.154", 3.90mm Width)	Cut Tape (CT)	Active	2 N-Channel (Dual)	50 V	50 V	500 µA @ 10 V	-	500 mV @ 1 nA	8pF @ 15V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
U405 TO-71 6L ROHS JFET 2N-CH 50V TO71 Linear Integrated Systems, Inc.	494	RFQ	Datasheet	U405	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	50 V	50 V	500 µA @ 10 V	-	500 mV @ 1 nA	8pF @ 15V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LSK170A TO-92 3L ROHS JFET N-CH 40V 10MA TO92 Linear Integrated Systems, Inc.	1,291	RFQ	Datasheet	LSK170A	TO-226-3, TO-92-3 (TO-226AA)	Bulk	Active	N-Channel	40 V	40 V	2.6 mA @ 10 V	10 mA	200 mV @ 1 nA	20pF @ 15V	-	400 mW	-55°C ~ 135°C (TJ)	-	-	Through Hole	TO-92
LSK489B SOT-23 6L ROHS JFET 2N-CH 60V SOT23-6 Linear Integrated Systems, Inc.	5,715	RFQ	Datasheet	LSK489	SOT-23-6	Cut Tape (CT)	Active	2 N-Channel (Dual)	60 V	-	2.5 mA @ 15 V	-	1.5 V @ 1 nA	8pF @ 15V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-6
LSK489A SOT-23 6L ROHS JFET 2N-CH 60V SOT23-6 Linear Integrated Systems, Inc.	1,297	RFQ	Datasheet	LSK489	SOT-23-6	Cut Tape (CT)	Active	2 N-Channel (Dual)	60 V	-	2.5 mA @ 15 V	-	1.5 V @ 1 nA	8pF @ 15V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-6
LS3956 TO-71 6L ROHS JFET 2N-CH 60V TO71 Linear Integrated Systems, Inc.	498	RFQ	Datasheet	LS3956	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	60 V	-	500 µA @ 20 V	-	1 V @ 1 nA	6pF @ 20V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LS844 TO-71 6L ROHS JFET 2N-CH 60V TO71 Linear Integrated Systems, Inc.	476	RFQ	Datasheet	LS844	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	60 V	-	1.5 mA @ 15 V	-	1 V @ 1 nA	8pF @ 15V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LS3955 TO-71 6L ROHS JFET 2N-CH 60V TO71 Linear Integrated Systems, Inc.	496	RFQ	Datasheet	LS3955	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	60 V	-	500 µA @ 20 V	-	1 V @ 1 nA	6pF @ 20V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LSK589 SOIC 8L ROHS JFET 2N-CH 25V 50MA 8SOIC Linear Integrated Systems, Inc.	4,971	RFQ	Datasheet	LSK589	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	2 N-Channel (Dual)	25 V	25 V	7 mA @ 10 V	50 mA	1.5 V @ 1 nA	5pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
LSK589 TO-71 6L ROHS JFET 2N-CH 25V 50MA TO71 Linear Integrated Systems, Inc.	685	RFQ	Datasheet	LSK589	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	25 V	25 V	7 mA @ 10 V	50 mA	1.5 V @ 1 nA	5pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LS844 TO-78 6L ROHS JFET 2N-CH 60V TO78-6 Linear Integrated Systems, Inc.	534	RFQ	Datasheet	LS844	TO-78-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	60 V	-	1.5 mA @ 15 V	-	1 V @ 1 nA	8pF @ 15V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-78-6
SST403 SOIC 8L-TR JFET 2N-CH 50V 8SOIC Linear Integrated Systems, Inc.	2,490	RFQ	Datasheet	SST403	8-SOIC (0.154", 3.90mm Width)	Cut Tape (CT)	Active	2 N-Channel (Dual)	50 V	50 V	500 µA @ 10 V	-	500 mV @ 1 nA	8pF @ 15V	-	300 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
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
LSK489 SOIC 8L ROHS JFET 2N-CH 60V 8SOIC Linear Integrated Systems, Inc.	210	RFQ	Datasheet	LSK489	8-SOIC (0.154", 3.90mm Width)	Tube	Active	2 N-Channel (Dual)	60 V	-	2.5 mA @ 15 V	-	1.5 V @ 1 nA	8pF @ 15V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
LS3958 SOIC 8L JFET 2N-CH 60V 8SOIC Linear Integrated Systems, Inc.	4,974	RFQ	Datasheet	LS3958	8-SOIC (0.154", 3.90mm Width)	Cut Tape (CT)	Active	2 N-Channel (Dual)	60 V	-	500 µA @ 20 V	-	1 V @ 1 nA	6pF @ 20V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
LS5912C SOT-23 6L ROHS JFET 2N-CH 25V SOT23-6 Linear Integrated Systems, Inc.	2,872	RFQ	Datasheet	LS5912C	SOT-23-6	Cut Tape (CT)	Active	2 N-Channel (Dual)	25 V	-	7 mA @ 10 V	-	1 V @ 1 nA	5pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-6
LS845 SOT-23 6L JFET 2N-CH 60V SOT23-6 Linear Integrated Systems, Inc.	3,000	RFQ	Datasheet	LS845	SOT-23-6	Tape & Reel (TR)	Active	2 N-Channel (Dual)	60 V	-	1.5 mA @ 15 V	-	1 V @ 1 nA	8pF @ 15V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-6
LS5912 TO-71 6L ROHS JFET 2N-CH 25V TO71 Linear Integrated Systems, Inc.	479	RFQ	Datasheet	LS5912	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	25 V	-	7 mA @ 10 V	-	1 V @ 1 nA	5pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71

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.