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
SMMBF4391LT1G onsemi

SMMBF4391LT1G

JFET N-CH 30V SOT23-3

onsemi

2,506
RFQ
SMMBF4391LT1G Datasheet

Datasheet

- TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Obsolete N-Channel 30 V 30 V 50 mA @ 15 V - 4 V @ 10 nA 14pF @ 15V (VGS) 30 Ohms 225 mW -55°C ~ 150°C (TJ) Automotive AEC-Q101 Surface Mount SOT-23-3 (TO-236)
J270 Fairchild Semiconductor

J270

JFET P-CH 30V TO92-3

Fairchild Semiconductor

30,053
RFQ
J270 Datasheet

Datasheet

- TO-226-3, TO-92-3 (TO-226AA) Bulk Obsolete P-Channel 30 V - 2 mA @ 15 V - 500 mV @ 1 nA - - 350 mW -55°C ~ 150°C (TJ) - - Through Hole TO-92-3
2SK715W-AC onsemi

2SK715W-AC

JFET N-CH 50MA 3SPA

onsemi

4,645
RFQ

-

- SC-72 Tape & Reel (TR) Obsolete N-Channel - 15 V 14.5 mA @ 5 V 50 mA 600 mV @ 100 µA 10pF @ 5V - 300 mW 125°C (TJ) - - Through Hole 3-SPA
2SK715U onsemi

2SK715U

JFET N-CH 50MA 3SPA

onsemi

5,709
RFQ

-

- SC-72 Bulk Obsolete N-Channel - 15 V 7.3 mA @ 5 V 50 mA 600 mV @ 100 µA 10pF @ 5V - 300 mW 125°C (TJ) - - Through Hole 3-SPA
J110RLRA onsemi

J110RLRA

TRANS GP JFET N-CH 25V TO-92

onsemi

15,967
RFQ
J110RLRA Datasheet

Datasheet

- TO-226-3, TO-92-3 Long Body, Formed Leads Bulk Obsolete N-Channel 25 V - 10 mA @ 15 V - 500 mV @ 1 µA - 18 Ohms 310 mW 135°C (TJ) - - Through Hole TO-92 (TO-226)
2SK2539-6-TB-E onsemi

2SK2539-6-TB-E

NCH J-FET

onsemi

11,198
RFQ
2SK2539-6-TB-E Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - -
2SK715W onsemi

2SK715W

JFET N-CH 50MA 3SPA

onsemi

4,611
RFQ

-

- SC-72 Bulk Obsolete N-Channel - 15 V 14.5 mA @ 5 V 50 mA 600 mV @ 100 µA 10pF @ 5V - 300 mW 125°C (TJ) - - Through Hole 3-SPA
2SK2539-7-TB-E onsemi

2SK2539-7-TB-E

NCH J-FET

onsemi

210,000
RFQ

-

* - Bulk Active - - - - - - - - - - - - - -
2SK937Y5-AA onsemi

2SK937Y5-AA

NCH J-FET

onsemi

35,000
RFQ
2SK937Y5-AA Datasheet

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - -
J111,126 NXP USA Inc.

J111,126

JFET N-CH 40V TO92-3

NXP USA Inc.

3,930
RFQ
J111,126 Datasheet

Datasheet

- TO-226-3, TO-92-3 (TO-226AA) Formed Leads Bulk Obsolete N-Channel 40 V 40 V 20 mA @ 15 V - 10 V @ 1 µA 6pF @ 10V (VGS) 30 Ohms 400 mW 150°C (TJ) - - Through Hole TO-92-3
2SK1109(2)-A Renesas Electronics Corporation

2SK1109(2)-A

JFET N-CH

Renesas Electronics Corporation

1,700
RFQ
2SK1109(2)-A Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - -
2N5639 Fairchild Semiconductor

2N5639

JFET N-CH 35V TO92

Fairchild Semiconductor

12,885
RFQ
2N5639 Datasheet

Datasheet

- TO-226-3, TO-92-3 (TO-226AA) Formed Leads Bulk Obsolete N-Channel 35 V 30 V 25 mA @ 20 V - - 10pF @ 12V (VGS) 60 Ohms 310 mW -65°C ~ 150°C (TJ) - - Through Hole TO-92 (TO-226)
PN4093 Fairchild Semiconductor

PN4093

JFET N-CH 40V TO92-3

Fairchild Semiconductor

6,175
RFQ
PN4093 Datasheet

Datasheet

- TO-226-3, TO-92-3 (TO-226AA) Bulk Obsolete N-Channel 40 V - 8 mA @ 20 V - 1 V @ 1 nA 16pF @ 20V 80 Ohms 625 mW -55°C ~ 150°C (TJ) - - Through Hole TO-92-3
MMBF4391 onsemi

MMBF4391

JFET N-CH 30V SOT23-3

onsemi

3,815
RFQ
MMBF4391 Datasheet

Datasheet

- TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Obsolete N-Channel 30 V - 50 mA @ 20 V - 4 V @ 1 nA 14pF @ 20V 30 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
MMBF5460 onsemi

MMBF5460

JFET P-CH 40V SOT23-3

onsemi

5,287
RFQ
MMBF5460 Datasheet

Datasheet

- TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Obsolete P-Channel 40 V - 1 mA @ 15 V - 750 mV @ 1 µA 7pF @ 15V - 225 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
IFN201AST3TR InterFET

IFN201AST3TR

JFET N-Channel -40V Low Ciss

InterFET

3,000
RFQ
IFN201AST3TR Datasheet

Datasheet

IFN201 SOT-23-3 Tape & Reel (TR) Active N-Channel - 40 V 800 µA @ 20 V - 800 mV @ 10 nA 4pF @ 20V 1.2 kOhms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
2SK2171-5-TD-E onsemi

2SK2171-5-TD-E

NCH J-FET

onsemi

5,000
RFQ

-

* - Bulk Active - - - - - - - - - - - - - -
MMBF5459 onsemi

MMBF5459

JFET N-CH 25V SOT23-3

onsemi

4,992
RFQ
MMBF5459 Datasheet

Datasheet

- TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Obsolete N-Channel 25 V - 4 mA @ 15 V - 2 V @ 10 nA 7pF @ 15V - 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
J111RLRPG onsemi

J111RLRPG

JFET N-CH 35V TO92

onsemi

7,098
RFQ
J111RLRPG Datasheet

Datasheet

- TO-226-3, TO-92-3 Long Body, Formed Leads Tape & Reel (TR) Obsolete N-Channel 35 V - 20 mA @ 15 V - 3 V @ 1 µA - 30 Ohms 350 mW -65°C ~ 150°C (TJ) - - Through Hole TO-92 (TO-226)
2SK3666-3-TB-E onsemi

2SK3666-3-TB-E

JFET N-CH 10MA SMCP

onsemi

2,513
RFQ
2SK3666-3-TB-E Datasheet

Datasheet

- TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Obsolete N-Channel - 30 V 1.2 mA @ 10 V 10 mA 180 mV @ 1 µA 4pF @ 10V 200 Ohms 200 mW 150°C (TJ) - - Surface Mount SMCP
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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.