Products > Discrete Semiconductors > Transistors > 2N4339

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Junction FETs Low Frequency/ Low Noise

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  • In-stock :1000
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2N4339 Product Details

Package : TO-18 Type


1. Exceptionally High Figure of Merit
2. Radiation Immunity
3. Extremely Low Noise and Capacitance
4. High Input Impedance

Absolute Maximum Ratings

1. Gate-Source or Gate-Drain Voltage : -50V
2. Gate Current : 50mA
3. Power Dissipation : 300mW


1. Low-level Choppers
2. Data Switches
3. Multiplexers and Low Noise Amplifiers

Other data sheets within the file : 2N4338, N4339, 2N4340, 2N4341, 2N4338-41, X2N4338-41


Technical Parameters

  • Transistor Polarity
  • N-Channel
  • Drain Current (Idss at Vgs=0)
  • 1.5 uA
  • Gate Source Breakdown Voltage
  • - 50 V
  • Configuration
  • Single
  • Mounting Style
  • Package / Case
  • TO-206AA
  • Packaging
  • Bulk
  • Forward Transconductance gFS (Max / Min)
  • 0.0008 S
  • Gate Source Cutoff Voltage
  • - 1.8 V
  • Resistance Drain Source RDS (on)
  • 1.7 kOhms
  • Factory Pack Quantity
  • 200

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Shipping More
Estimated Delivery Time: Jun 20 - Jun 25 days (choose Expedited at checkout).

Shipping & Payment


  • Shipping Type
  • Ship Fee
  • Lead Time
  • $20.00-$40.00 (0.50 KG)
  • 2-5 days
  • $20.00-$40.00 (0.50 KG)
  • 3-7 days
  • $20.00-$45.00 (0.50 KG)
  • 2-5 days
  • $25.00-$65.00 (0.50 KG)
  • 2-5 days
  • $25.00-$45.00 (0.50 KG)
  • 5-14 days
  • $2.00-$3.00 (0.10 KG)
  • 7-30 days

Processing Time:Shipping fee depend on different zone and country.


  • Terms of payment
  • Hand Fee
  • Payment Site
  • charge US$30.00 banking fee.
  • charge 4.0% service fee.
  • charge 3.5% service fee.
  • charge US$0.00 banking fee.
  • charge US$0.00 banking fee.

We provide high quality products, thoughtful service and after sale guarantee

  • We have rich products, can meet your various needs.

    We have rich products, can meet your various needs.

  • Minimum order quantity starts from 1pcs.

    Minimum order quantity starts from 1pcs.

  • Lowest international shipping fee starts from US$2.00.

    Lowest international shipping fee starts from US$2.00.

  • 90 days quality guarantee for all products.

    90 days quality guarantee for all products.


  • Step1:Product

    Step1: Products

  • Step2:Vacuum packaging

    Step2: Vacuum Packaging

  • Step3:Anti-static bag

    Step3: Anti-Static Bag

  • Step4:Individual packaging

    Step4: Individual Packaging

  • Step5:Packaging boxes

    Step5: Packaging Boxes

  • Step6:bar-code shipping tag

    Step6: Bar-Code Shipping Tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

Jotrin ESD packing


1.We provide 90 days warranty.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that 2N4339 is the original manufacturer or agent of MOTOROLA/VISHAY/SILICONIX?
We have a professional business development department to strictly test and verify the qualifications of MOTOROLA/VISHAY/SILICONIX original manufacturers and agents. All MOTOROLA/VISHAY/SILICONIX suppliers must pass the qualification review before they can publish their 2N4339 devices; we pay more attention to the channels and quality of 2N4339 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of 2N4339 chips? Including MOTOROLA/VISHAY/SILICONIX original factory information, JFET application, 2N4339 pictures?
You can use Jotrin's intelligent search engine, or filter by JFET category, or find it through MOTOROLA/VISHAY/SILICONIX brand manufacturer page.
Q: Are the MOTOROLA/VISHAY/SILICONIX's 2N4339 price and stock displayed on the platform accurate?
The MOTOROLA/VISHAY/SILICONIX's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for 2N4339, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
Q: Can I place an order offline?
Yes. We accept offline orders.
We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online.
Q: What forms of payment can I use in Jotrin?
TT Bank, Paypal, Credit Card, Western Union, and Escrow is all acceptable.
Q: How is the shipping arranged and track my package?
Customers can choose industry-leading freight companies, including DHL, FedEx, UPS, TNT, and Registered Mail.
Once your order has been processed for shipment, our sales will send you an e-mail advising you of the shipping status and tracking number.
Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days.
Q: What is the process for returns or replacement of 2N4339?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 2N4339 we delivered, we will accept the replacement or return of the 2N4339 only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of 2N4339.
(3)The 2N4339 is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy.
Q: How to contact us and get support, such as 2N4339 datasheet pdf, 2N4339 pin diagram?
Need any After-Sales service, please feel free contact us:

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