JFETs

Manufacturers 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

SMMBF4391LT1G

JFET N-CH 30V SOT23-3

onsemi

2,506
RFQ
SMMBF4391LT1GDatasheet - 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

J270

JFET P-CH 30V TO92-3

Fairchild Semiconductor

30,053
RFQ
J270Datasheet - 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

2SK715W-AC

JFET N-CH 50MA 3SPA

onsemi

4,645
RFQ
2SK715W-ACDatasheet - 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

2SK715U

JFET N-CH 50MA 3SPA

onsemi

5,709
RFQ
2SK715UDatasheet - 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

J110RLRA

TRANS GP JFET N-CH 25V TO-92

onsemi

15,967
RFQ
J110RLRADatasheet - 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

2SK2539-6-TB-E

NCH J-FET

onsemi

11,198
RFQ
2SK2539-6-TB-EDatasheet * - Bulk Active - - - - - - - - - - - - - -
2SK715W

2SK715W

JFET N-CH 50MA 3SPA

onsemi

4,611
RFQ
2SK715WDatasheet - 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

2SK2539-7-TB-E

NCH J-FET

onsemi

210,000
RFQ
2SK2539-7-TB-EDatasheet * - Bulk Active - - - - - - - - - - - - - -
2SK937Y5-AA

2SK937Y5-AA

NCH J-FET

onsemi

35,000
RFQ
2SK937Y5-AADatasheet * - Bulk Obsolete - - - - - - - - - - - - - -
J111,126

J111,126

JFET N-CH 40V TO92-3

NXP USA Inc.

3,930
RFQ
J111,126Datasheet - 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

2SK1109(2)-A

JFET N-CH

Renesas Electronics Corporation

1,700
RFQ
2SK1109(2)-ADatasheet * - Bulk Active - - - - - - - - - - - - - -
2N5639

2N5639

JFET N-CH 35V TO92

Fairchild Semiconductor

12,885
RFQ
2N5639Datasheet - 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

PN4093

JFET N-CH 40V TO92-3

Fairchild Semiconductor

6,175
RFQ
PN4093Datasheet - 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

MMBF4391

JFET N-CH 30V SOT23-3

onsemi

3,815
RFQ
MMBF4391Datasheet - 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

MMBF5460

JFET P-CH 40V SOT23-3

onsemi

5,287
RFQ
MMBF5460Datasheet - 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

IFN201AST3TR

JFET N-Channel -40V Low Ciss

InterFET

3,000
RFQ
IFN201AST3TRDatasheet 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

2SK2171-5-TD-E

NCH J-FET

onsemi

5,000
RFQ
2SK2171-5-TD-EDatasheet * - Bulk Active - - - - - - - - - - - - - -
MMBF5459

MMBF5459

JFET N-CH 25V SOT23-3

onsemi

4,992
RFQ
MMBF5459Datasheet - 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

J111RLRPG

JFET N-CH 35V TO92

onsemi

7,098
RFQ
J111RLRPGDatasheet - 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

2SK3666-3-TB-E

JFET N-CH 10MA SMCP

onsemi

2,513
RFQ
2SK3666-3-TB-EDatasheet - 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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Category Overview

JFETs Products & Selection Guide

JFETs are widely used in industrial automation, automotive electronics, communication equipment, consumer electronics, new energy systems, and many other electronic applications. We offer products from multiple manufacturers, packages, and specifications to help engineers and buyers compare and source suitable components.

Use the manufacturer, key specification, availability, and Datasheet filters to narrow down the right JFETs. If the exact part is not listed, submit an inquiry and our team can help check stock, lead time, and suitable alternatives.

FAQ

How do I choose the right JFETs?

Start with the required electrical specifications, package, operating temperature, application conditions, and manufacturer preference, then compare availability and lead time.

Can I order based on the stock shown on this page?

Inventory can change with supply conditions. For project or volume requirements, please submit an inquiry so current stock, pricing, and lead time can be confirmed.

What if the exact part number I need is not listed?

Send us the part number and required quantity. We can help source hard-to-find parts and suggest suitable alternatives based on key specifications.

Do you provide Datasheets and technical documents?

Yes. Use the Datasheet links in the product list to view available technical documents. If a document is unavailable, contact us and we can help check it.

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