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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
LSK389A TO-71 6L ROHS Linear Integrated Systems, Inc.

LSK389A TO-71 6L ROHS

JFET 2N-CH 40V 10MA TO71

Linear Integrated Systems, Inc.

 271
RFQ
LSK389A TO-71 6L ROHS Datasheet

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 Linear Integrated Systems, Inc.

U421 TO-78 7L ROHS

JFET 2N-CH 40V TO78-7

Linear Integrated Systems, Inc.

 465
RFQ
U421 TO-78 7L ROHS Datasheet

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 Linear Integrated Systems, Inc.

LSK389BSOIC8LTB ROHS

JFET 2N-CH 40V 8SOIC

Linear Integrated Systems, Inc.

 117
RFQ
LSK389BSOIC8LTB ROHS Datasheet

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
JANTX2N4859 Microsemi Corporation

JANTX2N4859

JFET N-CH 30V TO18

Microsemi Corporation

 903
RFQ
JANTX2N4859 Datasheet

Datasheet

 		- TO-206AA, TO-18-3 Metal Can Bulk Active N-Channel 30 V 30 V 175 mA @ 15 V - 10 V @ 500 pA 18pF @ 10V (VGS) 25 Ohms 360 mW -65°C ~ 200°C (TJ) - - Through Hole TO-18
U423 TO-78 7L ROHS Linear Integrated Systems, Inc.

U423 TO-78 7L ROHS

JFET 2N-CH 40V TO78-7

Linear Integrated Systems, Inc.

 500
RFQ
U423 TO-78 7L ROHS Datasheet

Datasheet

 		U423 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
U422 TO-78 7L ROHS Linear Integrated Systems, Inc.

U422 TO-78 7L ROHS

JFET 2N-CH 40V TO78-7

Linear Integrated Systems, Inc.

 500
RFQ
U422 TO-78 7L ROHS Datasheet

Datasheet

 		U422 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
IJW120R100T1FKSA1 Infineon Technologies

IJW120R100T1FKSA1

JFET N-CH 1.2KV 26A TO247-3

Infineon Technologies

 6,892
RFQ
IJW120R100T1FKSA1 Datasheet

Datasheet

 		CoolSiC™ TO-247-3 Tube Obsolete N-Channel 1200 V 1200 V 1.5 µA @ 1200 V 26 A - 1550pF @ 19.5V (VGS) 100 mOhms 190 W -55°C ~ 175°C (TJ) - - Through Hole PG-TO247-3
IJW120R070T1FKSA1 Infineon Technologies

IJW120R070T1FKSA1

JFET PWR FIELD EFFECT

Infineon Technologies

 330
RFQ
IJW120R070T1FKSA1 Datasheet

Datasheet

 		CoolSiC™ TO-247-3 Bulk Active N-Channel 1200 V 1200 V 3.3 µA @ 1200 V 35 A - 2000pF @ 19.5V (VGS) 70 mOhms 238 W -55°C ~ 175°C (TJ) - - Through Hole PG-TO247-3
MRFG35010MR5 Freescale Semiconductor

MRFG35010MR5

JFET 3-PIN

Freescale Semiconductor

 235
RFQ

-

 * - Bulk Active - - - - - - - - - - - - - -
2N4416A Microchip Technology

2N4416A

JFET N-CH 35V TO72

Microchip Technology

 4,901
RFQ

-

 - TO-206AF, TO-72-4 Metal Can Bulk Active N-Channel 35 V 35 V 5 mA @ 15 V - 2.5 V @ 1 nA 4pF @ 15V - 300 mW -65°C ~ 200°C (TJ) - - Through Hole TO-72
JANTX2N4092UB Microsemi Corporation

JANTX2N4092UB

JFET N-CH 40V 4SMD

Microsemi Corporation

 101
RFQ

-

 - 4-SMD, No Lead Bulk Active N-Channel 40 V 40 V 15 mA @ 20 V - - 16pF @ 20V 50 Ohms 360 mW - Military MIL-PRF-19500/431 Surface Mount 4-SMD
JANTX2N4093UB Microsemi Corporation

JANTX2N4093UB

JFET N-CH 40V UB

Microsemi Corporation

 3,352
RFQ

-

 - 3-SMD, No Lead Bulk Active N-Channel 40 V 40 V 8 mA @ 20 V - - 16pF @ 20V 80 Ohms 360 mW - Military MIL-PRF-19500/431 Surface Mount UB
J175-D26Z Fairchild Semiconductor

J175-D26Z

JFET P-CH 30V 0.35W TO92

Fairchild Semiconductor

 126,108
RFQ
J175-D26Z Datasheet

Datasheet

 		- TO-226-3, TO-92-3 (TO-226AA) Formed Leads Bulk Active P-Channel 30 V - 7 mA @ 15 V - 3 V @ 10 nA - 125 Ohms 350 mW -55°C ~ 150°C (TJ) - - Through Hole TO-92-3
TF252TH-5-TL-H onsemi

TF252TH-5-TL-H

N-CHANNEL JFET

onsemi

 251,487
RFQ
TF252TH-5-TL-H Datasheet

Datasheet

 		- 3-SMD, Flat Leads Bulk Active N-Channel - - 210 µA @ 2 V 1 mA 1 V @ 1 µA 3.1pF @ 2V - 100 mW 150°C (TJ) - - Surface Mount 3-VTFP
2SK772E Sanyo

2SK772E

2SK772 - N-CHANNEL JUNCTION SILI

Sanyo

 2,500
RFQ
2SK772E Datasheet

Datasheet

 		* - Bulk Active - - - - - - - - - - - - - -
IFN201ST3TR InterFET

IFN201ST3TR

JFET N-Channel -40V Low Ciss

InterFET

 3,000
RFQ
IFN201ST3TR Datasheet

Datasheet

 		IFN201 SOT-23-3 Tape & Reel (TR) Active N-Channel - 40 V 1 mA @ 20 V - 1.1 V @ 10 nA 4pF @ 20V 850 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
IFN160BST3TR InterFET

IFN160BST3TR

JFET N-Channel -50V Low Ciss

InterFET

 3,000
RFQ
IFN160BST3TR Datasheet

Datasheet

 		IFN160 SOT-23-3 Tape & Reel (TR) Active N-Channel - 50 V 3 mA @ 5 V - 1 V @ 10 µA 4pF @ 10V 330 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
IFN160AST3TR InterFET

IFN160AST3TR

JFET N-Channel -50V Low Ciss

InterFET

 3,000
RFQ
IFN160AST3TR Datasheet

Datasheet

 		IFN160 SOT-23-3 Tape & Reel (TR) Active N-Channel - 50 V 1.5 mA @ 5 V - 600 mV @ 10 µA 4pF @ 10V 440 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
IFN160CST3TR InterFET

IFN160CST3TR

JFET N-Channel -50V Low Ciss

InterFET

 3,000
RFQ
IFN160CST3TR Datasheet

Datasheet

 		IFN160 SOT-23-3 Tape & Reel (TR) Active N-Channel - 50 V 6 mA @ 5 V - 1.3 V @ 10 µA 4pF @ 10V 290 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
SMP4221ATR InterFET

SMP4221ATR

JFET N-Channel -30V Low Ciss

InterFET

 3,000
RFQ
SMP4221ATR Datasheet

Datasheet

 		SMP4221 SOT-23-3 Tape & Reel (TR) Active N-Channel - 30 V 2.8 mA @ 15 V - 2.5 V @ 0.1 nA 3pF @ 15V 500 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
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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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