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
LSK170D SOT-23 3L ROHS

LSK170D SOT-23 3L ROHS

JFET N-CH 40V SOT23-3

Linear Integrated Systems, Inc.

5,852
RFQ
LSK170D SOT-23 3L ROHSDatasheet LSK170D TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Active N-Channel 40 V - 18 mA @ 10 V - 200 mV @ 1 nA 20pF @ 15V - 400 mW -55°C ~ 135°C (TJ) - - Surface Mount SOT-23-3
2N4393 TO-18 3L ROHS

2N4393 TO-18 3L ROHS

JFET N-CH 40V TO18-3

Linear Integrated Systems, Inc.

452
RFQ
2N4393 TO-18 3L ROHSDatasheet 2N4393 TO-206AA, TO-18-3 Metal Can Bulk Active N-Channel 40 V - 5 mA @ 20 V - 500 mV @ 1 nA 14pF @ 20V 100 Ohms 1.8 W -55°C ~ 200°C (TJ) - - Through Hole TO-18-3
SMP152

SMP152

JFET N-Channel -20V Low Noise

InterFET

659
RFQ
SMP152Datasheet SMP152 SOT-23-3 Strip Active N-Channel - 20 V 14 mA @ 10 V - 1.2 V @ 1 nA 15pF @ 10V 42 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
SMPJ305

SMPJ305

JFET N-Channel -30V Low Ciss

InterFET

980
RFQ
SMPJ305Datasheet SMPJ305 SOT-23-3 Strip Active N-Channel - 30 V 4 mA @ 15 V - 2 V @ 1 nA 3.5pF @ 15V 250 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
LSK170C SOT-23 3L ROHS

LSK170C SOT-23 3L ROHS

JFET N-CH 40V 10MA SOT23-3

Linear Integrated Systems, Inc.

2,515
RFQ
LSK170C SOT-23 3L ROHSDatasheet LSK170C TO-236-3, SC-59, SOT-23-3 Cut Tape (CT) Active N-Channel 40 V 40 V 10 mA @ 10 V 10 mA 200 mV @ 1 nA 20pF @ 15V - 400 mW -55°C ~ 135°C (TJ) - - Surface Mount SOT-23-3
2N4416A TO-72 4L ROHS

2N4416A TO-72 4L ROHS

WIDEBAND, HIGH GAIN, SINGLE, N-

Linear Integrated Systems, Inc.

295
RFQ
2N4416A TO-72 4L ROHSDatasheet 2N4416A TO-206AF, TO-72-4 Metal Can Bulk Active N-Channel 35 V - - - - 0.8pF @ 15V - 300 mW -55°C ~ 135°C (TJ) - - Through Hole TO-72-4
LS840 TO-71 6L ROHS

LS840 TO-71 6L ROHS

JFET 2N-CH 60V TO71

Linear Integrated Systems, Inc.

989
RFQ
LS840 TO-71 6L ROHSDatasheet LS840 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
LSK170B TO-92 3L ROHS

LSK170B TO-92 3L ROHS

JFET N-CH 40V 10MA TO92

Linear Integrated Systems, Inc.

356
RFQ
LSK170B TO-92 3L ROHSDatasheet LSK170B TO-226-3, TO-92-3 (TO-226AA) Bulk Active N-Channel 40 V 40 V 6 mA @ 10 V 10 mA 200 mV @ 1 nA 20pF @ 15V - 400 mW -55°C ~ 135°C (TJ) - - Through Hole TO-92
2N4119A TO-72 4L

2N4119A TO-72 4L

JFET N-CH 40V TO72-4

Linear Integrated Systems, Inc.

538
RFQ
2N4119A TO-72 4LDatasheet 2N4119A TO-206AF, TO-72-4 Metal Can Bulk Active N-Channel 40 V - 200 µA @ 10 V - 2 V @ 1 nA 3pF @ 10V - 300 mW - - - Through Hole TO-72-4
SMPJ177

SMPJ177

JFET P-Channel 30V Low Noise

InterFET

960
RFQ
SMPJ177Datasheet SMPJ177 SOT-23-3 Strip Active P-Channel - 30 V 7 mA @ 15 V - 1.5 V @ 10 nA 12pF @ 0V 130 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
SST111 SOT-23 3L ROHS

SST111 SOT-23 3L ROHS

JFET N-CH 35V SOT23-3

Linear Integrated Systems, Inc.

2,957
RFQ
SST111 SOT-23 3L ROHSDatasheet SST111 TO-236-3, SC-59, SOT-23-3 Cut Tape (CT) Active N-Channel 35 V - - - - 12pF @ 10V 30 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
2N4118A TO-72 4L ROHS

2N4118A TO-72 4L ROHS

JFET N-CH 40V TO72-4

Linear Integrated Systems, Inc.

762
RFQ
2N4118A TO-72 4L ROHSDatasheet 2N4118A TO-206AF, TO-72-4 Metal Can Bulk Active N-Channel 40 V - 80 µA @ 10 V - 1 V @ 1 nA 3pF @ 10V - 300 mW - - - Through Hole TO-72-4
IF4500ST3

IF4500ST3

JFET N-Channel -20V Low Noise

InterFET

935
RFQ
IF4500ST3Datasheet IF4500 SOT-23-3 Strip Active N-Channel - 20 V 30 mA @ 15 V - 1.2 V @ 1 nA 28pF @ 15V 20 Ohms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
LS846 SOT-23 3L ROHS

LS846 SOT-23 3L ROHS

JFET N-CH 60V SOT23-3

Linear Integrated Systems, Inc.

8,425
RFQ
LS846 SOT-23 3L ROHSDatasheet LS846 TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Active N-Channel 60 V - 1.5 mA @ 15 V - 1 V @ 1 nA 8pF @ 15V - 300 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
LSK170B SOT-23 3L ROHS

LSK170B SOT-23 3L ROHS

JFET N-CH 40V 10MA SOT23-3

Linear Integrated Systems, Inc.

10,713
RFQ
LSK170B SOT-23 3L ROHSDatasheet LSK170B TO-236-3, SC-59, SOT-23-3 Tape & Reel (TR) Active N-Channel 40 V 40 V 6 mA @ 10 V 10 mA 200 mV @ 1 nA 20pF @ 15V - 400 mW -55°C ~ 135°C (TJ) - - Surface Mount SOT-23-3
U309 TO-18 3L

U309 TO-18 3L

JFET N-CH 25V TO18-3

Linear Integrated Systems, Inc.

315
RFQ
U309 TO-18 3LDatasheet U309 TO-206AA, TO-18-3 Metal Can Bulk Active N-Channel 25 V - 12 mA @ 10 V - 1 V @ 1 nA 4pF @ 10V 35 Ohms 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-18-3
2N4391 TO-18 3L ROHS

2N4391 TO-18 3L ROHS

JFET N-CH 40V TO18-3

Linear Integrated Systems, Inc.

500
RFQ
2N4391 TO-18 3L ROHSDatasheet 2N4391 TO-206AA, TO-18-3 Metal Can Bulk Active N-Channel 40 V - 50 mA @ 20 V - 4 V @ 1 nA 14pF @ 20V 30 Ohms 1.8 W -55°C ~ 200°C (TJ) - - Through Hole TO-18-3
U308 TO-18 3L ROHS

U308 TO-18 3L ROHS

JFET N-CH 25V TO18-3

Linear Integrated Systems, Inc.

495
RFQ
U308 TO-18 3L ROHSDatasheet U308 TO-206AA, TO-18-3 Metal Can Bulk Active N-Channel 25 V - 12 mA @ 10 V - 1 V @ 1 nA 4pF @ 10V 35 Ohms 500 mW -55°C ~ 150°C (TJ) - - Through Hole TO-18-3
SMP5020

SMP5020

JFET P-Channel 25V Low Ciss

InterFET

980
RFQ
SMP5020Datasheet SMP5020 SOT-23-3 Strip Active P-Channel - 25 V 80 µA @ 15 V - 1 V @ 1 nA 4pF @ 15V 1.1 kOhms 350 mW -55°C ~ 150°C (TJ) - - Surface Mount SOT-23-3
2N3955A

2N3955A

JFET 2N-CH 50V TO71

Harris Corporation

162
RFQ
2N3955ADatasheet - TO-71-6 Metal Can Bulk Active 2 N-Channel (Dual) 50 V - - - - - - - - - - Through Hole TO-71
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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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