JFETs
Explore JFETs parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
2N4391JFET N-CH 40V TO18 |
2,706 |
|
Datasheet | - | - | Bulk | Active | N-Channel | 40 V | - | 50 mA @ 20 V | - | 4 V @ 1 nA | 14pF @ 20V | 30 Ohms | 1.8 W | -55°C ~ 125°C (TJ) | - | - | Through Hole | TO-18 |
|
|
2N3822JFET N-CH 50V TO72 |
5,074 |
|
Datasheet | - | TO-206AF, TO-72-4 Metal Can | Bulk | Discontinued at Digi-Key | N-Channel | 50 V | 50 V | 10 mA @ 15 V | - | 6 V @ 500 pA | 6pF @ 15V | - | 300 mW | -55°C ~ 200°C (TJ) | Military | MIL-PRF-19500/375 | Through Hole | TO-72 |
|
|
2N3821JFET N-CH 50V TO72 |
7,250 |
|
Datasheet | - | TO-206AF, TO-72-4 Metal Can | Bulk | Active | N-Channel | 50 V | 50 V | 2.5 mA @ 15 V | - | 4 V @ 0.5 nA | 6pF @ 15V | - | 300 mW | -55°C ~ 200°C (TJ) | Military | MIL-PRF-19500/375 | Through Hole | TO-72 |
|
|
MQ2N4392JFET N-CH TO18 |
3,031 |
|
Datasheet | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | N-Channel | - | - | - | - | - | - | - | - | - | - | - | Through Hole | TO-18 (TO-206AA) |
|
|
MQ2N4393JFET N-CH TO18 |
7,403 |
|
Datasheet | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | N-Channel | - | - | - | - | - | - | - | - | - | - | - | Through Hole | TO-18 (TO-206AA) |
|
|
MQ2N4391JFET N-CH TO18 |
9,921 |
|
Datasheet | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | N-Channel | - | - | - | - | - | - | - | - | - | - | - | Through Hole | TO-18 (TO-206AA) |
|
|
2N4391UBJFET N-CH |
9,400 |
|
Datasheet | - | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N4392UBJFET N-CH |
7,234 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N4393UBJFET N-CH |
5,973 |
|
Datasheet | - | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N4392UB/TRJFET |
6,164 |
|
Datasheet | * | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N4393UB/TRJFET |
2,899 |
|
Datasheet | - | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N4391UB/TRJFET |
2,004 |
|
Datasheet | - | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N5546JFET - DUAL |
7,322 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N5545JFET - DUAL |
4,599 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N5547JFET - DUAL |
7,032 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
MX2N4391JFET N-CH |
3,363 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
MX2N4392JFET N-CH |
9,720 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
MX2N4393JFET N-CH |
4,511 |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
2N4093JFET N-CH 40V TO18 |
7,394 |
|
Datasheet | - | TO-206AA, TO-18-3 Metal Can | Bulk | Discontinued at Digi-Key | N-Channel | 40 V | 40 V | 8 mA @ 20 V | - | - | 16pF @ 20V | 80 Ohms | 360 mW | -65°C ~ 175°C (TJ) | - | - | Through Hole | TO-18 |
|
|
2N4092JFET N-CH 40V TO18 |
5,438 |
|
Datasheet | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | N-Channel | 40 V | 40 V | 15 mA @ 20 V | - | - | 16pF @ 20V | 50 Ohms | 360 mW | -65°C ~ 175°C (TJ) | - | - | Through Hole | TO-18 |
Frequently Asked Questions
What are JFETs components used for?
JFETs components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right JFETs part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find JFETs parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
