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JFETs

Manufacturer 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




















































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price 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
U290 Vishay Siliconix

U290

JFET N-CH 30V TO206AC

Vishay Siliconix

 8,364
RFQ
U290 Datasheet

Datasheet

 		- TO-206AC, TO-52-3 Metal Can Tube Obsolete N-Channel 30 V - 500 mA @ 10 V - 4 V @ 3 nA 160pF @ 0V 3 Ohms 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-206AC (TO-52)
U290-E3 Vishay Siliconix

U290-E3

JFET N-CH 30V TO206AC

Vishay Siliconix

 6,542
RFQ
U290-E3 Datasheet

Datasheet

 		- TO-206AC, TO-52-3 Metal Can Tube Obsolete N-Channel 30 V - 500 mA @ 10 V - 4 V @ 3 nA 160pF @ 0V 3 Ohms 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-206AC (TO-52)
U291 Vishay Siliconix

U291

JFET N-CH 30V TO206AC

Vishay Siliconix

 5,620
RFQ
U291 Datasheet

Datasheet

 		- TO-206AC, TO-52-3 Metal Can Tube Obsolete N-Channel 30 V - 200 mA @ 10 V - 1.5 V @ 3 nA 160pF @ 0V 7 Ohms 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-206AC (TO-52)
U291-E3 Vishay Siliconix

U291-E3

JFET N-CH 30V TO206AC

Vishay Siliconix

 6,474
RFQ
U291-E3 Datasheet

Datasheet

 		- TO-206AC, TO-52-3 Metal Can Tube Obsolete N-Channel 30 V - 200 mA @ 10 V - 1.5 V @ 3 nA 160pF @ 0V 7 Ohms 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-206AC (TO-52)
U310-E3 Vishay Siliconix

U310-E3

JFET N-CH 25V TO206AC

Vishay Siliconix

 5,509
RFQ
U310-E3 Datasheet

Datasheet

 		- TO-206AC, TO-52-3 Metal Can Tube Obsolete N-Channel 25 V - 24 mA @ 10 V - 2.5 V @ 1 nA 5pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-206AC (TO-52)
LS841 TO-71 6L ROHS Linear Integrated Systems, Inc.

LS841 TO-71 6L ROHS

JFET 2N-CH 60V TO71

Linear Integrated Systems, Inc.

 2,362
RFQ
LS841 TO-71 6L ROHS Datasheet

Datasheet

 		LS841 TO-71-6 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-71
LSK489A SOIC 8L ROHS Linear Integrated Systems, Inc.

LSK489A SOIC 8L ROHS

JFET 2N-CH 60V 8SOIC

Linear Integrated Systems, Inc.

 6,126
RFQ
LSK489A SOIC 8L ROHS Datasheet

Datasheet

 		LSK489 8-SOIC (0.154", 3.90mm Width) 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
2N2609 Microchip Technology

2N2609

JFET P-CH 30V 10MA TO18

Microchip Technology

 4,103
RFQ
2N2609 Datasheet

Datasheet

 		- TO-206AA, TO-18-3 Metal Can Bag Active P-Channel 30 V - 2 mA @ 5 V 10 mA 750 mV @ 1 A 10pF @ 5V - 300 mW -65°C ~ 200°C (TJ) - - Through Hole TO-18 (TO-206AA)
U430 Vishay Siliconix

U430

JFET 2N-CH 25V TO78-6

Vishay Siliconix

 8,138
RFQ
U430 Datasheet

Datasheet

 		- TO-78-6 Metal Can Tube Obsolete 2 N-Channel (Dual) 25 V - 12 mA @ 10 V - 1 V @ 1 nA 5pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Surface Mount TO-78-6
U430-E3 Vishay Siliconix

U430-E3

JFET 2N-CH 25V TO78-6

Vishay Siliconix

 2,379
RFQ
U430-E3 Datasheet

Datasheet

 		- TO-78-6 Metal Can Tube Obsolete 2 N-Channel (Dual) 25 V - 12 mA @ 10 V - 1 V @ 1 nA 5pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Surface Mount TO-78-6
U431 Vishay Siliconix

U431

JFET 2N-CH 25V TO78-6

Vishay Siliconix

 9,483
RFQ
U431 Datasheet

Datasheet

 		- TO-78-6 Metal Can Tube Obsolete 2 N-Channel (Dual) 25 V - 24 mA @ 10 V - 2 V @ 1 nA 5pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-78-6
U440 Vishay Siliconix

U440

JFET 2N-CH 25V

Vishay Siliconix

 6,278
RFQ
U440 Datasheet

Datasheet

 		- TO-71-6 Tube Obsolete 2 N-Channel (Dual) 25 V - 6 mA @ 10 V - 1 V @ 1 nA 3pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Through Hole -
U440-E3 Vishay Siliconix

U440-E3

JFET 2N-CH 25V

Vishay Siliconix

 8,941
RFQ
U440-E3 Datasheet

Datasheet

 		- TO-71-6 Tube Obsolete 2 N-Channel (Dual) 25 V - 6 mA @ 10 V - 1 V @ 1 nA 3pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Through Hole -
U441 Vishay Siliconix

U441

JFET 2N-CH 25V

Vishay Siliconix

 7,872
RFQ
U441 Datasheet

Datasheet

 		- TO-71-6 Tube Obsolete 2 N-Channel (Dual) 25 V - 6 mA @ 10 V - 1 V @ 1 nA 3pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Through Hole -
U441-E3 Vishay Siliconix

U441-E3

JFET 2N-CH 25V

Vishay Siliconix

 2,536
RFQ
U441-E3 Datasheet

Datasheet

 		- TO-71-6 Tube Obsolete 2 N-Channel (Dual) 25 V - 6 mA @ 10 V - 1 V @ 1 nA 3pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Through Hole -
2N5277 Microchip Technology

2N5277

JFET

Microchip Technology

 3,065
RFQ

-

 * - Bulk Active - - - - - - - - - - - - - -
LS830 SOIC 8L Linear Integrated Systems, Inc.

LS830 SOIC 8L

JFET 2N-CH 40V 8SOIC

Linear Integrated Systems, Inc.

 5,717
RFQ
LS830 SOIC 8L Datasheet

Datasheet

 		LS830 8-SOIC (0.154", 3.90mm Width) Obsolete 2 N-Channel (Dual) 40 V 40 V 60 µA @ 10 V - 600 mV @ 1 nA 3pF @ 10V - 500 mW -55°C ~ 150°C (TJ) - - Surface Mount 8-SOIC
JANTX2N4857 Microsemi Corporation

JANTX2N4857

JFET N-CH 40V TO18

Microsemi Corporation

 9,389
RFQ
JANTX2N4857 Datasheet

Datasheet

 		- TO-206AA, TO-18-3 Metal Can Bulk Obsolete N-Channel 40 V 40 V 100 mA @ 15 V - 6 V @ 500 pA 18pF @ 10V (VGS) 40 Ohms 360 mW -65°C ~ 200°C (TJ) - - Through Hole TO-18
2N4393 Microchip Technology

2N4393

JFET N-CH 40V TO18

Microchip Technology

 3,797
RFQ
2N4393 Datasheet

Datasheet

 		- - Bulk Active N-Channel 40 V - 5 mA @ 20 V - 500 mV @ 1 nA 14pF @ 20V 100 Ohms 1.8 W -55°C ~ 125°C (TJ) - - Through Hole TO-18
2N4392 Microchip Technology

2N4392

JFET N-CH 40V TO18

Microchip Technology

 4,820
RFQ
2N4392 Datasheet

Datasheet

 		- - Bulk Active N-Channel 40 V - 25 mA @ 20 V - 2 V @ 1 nA 14pF @ 20V 60 Ohms 1.8 W -55°C ~ 125°C (TJ) - - Through Hole TO-18
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JFETs Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing JFETs components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports JFETs Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

JFETs FAQ

Can FPGAX source both active and end-of-life JFETs components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a JFETs sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.

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