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
LSK389C TO-71 6L JFET 2N-CH 40V TO71 Linear Integrated Systems, Inc.	382	RFQ	Datasheet	LSK389	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	40 V	-	10 mA @ 10 V	-	300 mV @ 0.1 µA	25pF @ 10V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
U440 TO-71 6L ROHS JFET 2N-CH 25V TO71 Linear Integrated Systems, Inc.	958	RFQ	Datasheet	U440	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	25 V	-	-	-	-	3pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LS5911 SOT-23 6L ROHS JFET 2N-CH 25V 50MA SOT23-6 Linear Integrated Systems, Inc.	2,786	RFQ	Datasheet	LS5911	SOT-23-6	Cut Tape (CT)	Active	2 N-Channel (Dual)	25 V	25 V	7 mA @ 10 V	50 mA	1 V @ 1 mA	5pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	SOT-23-6
SST441 SOIC 8L JFET 2N-CH 25V 8SOIC Linear Integrated Systems, Inc.	2,198	RFQ	Datasheet	SST441	8-SOIC (0.154", 3.90mm Width)	Cut Tape (CT)	Active	2 N-Channel (Dual)	25 V	-	-	-	-	3pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
2N5564 TO-71 6L ROHS JFET 2N-CH 40V TO71 Linear Integrated Systems, Inc.	557	RFQ	Datasheet	2N5564	TO-71-6 Metal Can	Bulk	Obsolete	2 N-Channel (Dual)	40 V	-	7 mA @ 15 V	-	500 mV @ 2 mA	25pF @ 15V	50 Ohms	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
SST440 SOIC 8L JFET 2N-CH 25V 8SOIC Linear Integrated Systems, Inc.	127	RFQ	Datasheet	SST440	8-SOIC (0.154", 3.90mm Width)	Tube	Active	2 N-Channel (Dual)	25 V	-	-	-	-	3pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC
LSK389B TO-71 6L ROHS JFET 2N-CH 40V 10MA TO71 Linear Integrated Systems, Inc.	517	RFQ	Datasheet	LSK389	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	40 V	40 V	6 mA @ 10 V	10 mA	300 mV @ 1 µA	25pF @ 10V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
LSK389A TO-71 6L ROHS JFET 2N-CH 40V 10MA TO71 Linear Integrated Systems, Inc.	271	RFQ	Datasheet	LSK389	TO-71-6 Metal Can	Bulk	Active	2 N-Channel (Dual)	40 V	40 V	2.6 mA @ 10 V	10 mA	300 mV @ 1 µA	25pF @ 10V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-71
U421 TO-78 7L ROHS JFET 2N-CH 40V TO78-7 Linear Integrated Systems, Inc.	465	RFQ	Datasheet	U421	TO-78-7 Metal Can	Bulk	Active	2 N-Channel (Dual)	40 V	-	-	-	-	3pF @ 10V	-	500 mW	-55°C ~ 150°C (TJ)	-	-	Through Hole	TO-78-7
LSK389BSOIC8LTB ROHS JFET 2N-CH 40V 8SOIC Linear Integrated Systems, Inc.	117	RFQ	Datasheet	LSK389	8-SOIC (0.154", 3.90mm Width)	Tube	Active	2 N-Channel (Dual)	40 V	-	6 mA @ 10 V	-	300 mV @ 100 nA	25pF @ 10V	-	400 mW	-55°C ~ 150°C (TJ)	-	-	Surface Mount	8-SOIC

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.