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    1. Home/
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    3. Wireless & RF Semiconductors/
    4. RF Transistors/
    5. U309-E3 Vishay

    U309-E3 [Vishay]

    U309-E3
    U309-E3

    Part No:

    U309-E3

    Category:

    RF Transistors

    Manufacturer:

    Vishay

    Description:

    The J/SST/U308 series offers superb amplification characteristics. Of special interest is its high-frequency performance. Even at 450 MHz, this series offers high power gain at low noise.

    Datasheet:

    Product FAQ

    1. Is U309-E3 available for RFQ?

    Yes. U309-E3 by Vishay is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for U309-E3?

    Pricing for U309-E3 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of U309-E3?

    U309-E3 is a Vishay RF Transistors with Common Gate Forward Transconductance 450MHz Typ: 13 mS and Common Gate Output Conductance 450MHz Typ: 0.55 mS. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for U309-E3?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can U309-E3 be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to U309-E3?

    Yes. If U309-E3 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Vishay RF Transistors parts or compatible alternatives.

    RFQ

    Part Number:

    U309-E3

    Manufacturer:

    Vishay

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Ciss Max
    5pF
    Ciss Typ
    4pF
    Common Gate Forward Transconductance 450MHz Typ
    13 mS
    Common Gate Output Conductance 450MHz Typ
    0.55 mS
    Common Gate Power Gain 450MHz Typ
    11.5 dB
    Crss Max
    2.5pF
    Crss Typ
    1.9pF
    Equivalent Input Noise Voltage 100Hz Typ
    6 nV/√Hz
    Gate Current J Sst
    10mA
    Gate Current U
    20mA
    Gate Source Breakdown Voltage
    -25V
    Gfs Typ
    14 mS
    J Series Package
    TO-226AA (TO-92)
    J308 SST308 Gfs Min
    8 mS
    J308 SST308 IDSS Max
    60mA
    J308 SST308 IDSS Min
    12mA
    J308 SST308 VGS Off Max
    -6.5V
    J308 SST308 VGS Off Min
    -1V
    J309 SST309 Gfs Min
    10 mS
    J309 SST309 IDSS Max
    30mA
    J309 SST309 IDSS Min
    12mA
    J309 SST309 VGS Off Max
    -4V
    J309 SST309 VGS Off Min
    -1V
    J310 SST310 Gfs Min
    8 mS
    J310 SST310 IDSS Max
    60mA
    J310 SST310 IDSS Min
    24mA
    J310 SST310 VGS Off Max
    -6.5V
    J310 SST310 VGS Off Min
    -2V
    Lead Temperature
    300°C
    Noise Figure 450MHz Typ
    2.7 dB
    Operating Junction Temperature
    -55°C ~ 150°C
    Power Dissipation J Sst
    350mW
    Power Dissipation U
    500mW
    SST Series Package
    TO-236 (SOT-23)
    Storage Temperature J Sst Max
    150°C
    Storage Temperature J Sst Min
    -55°C
    Storage Temperature U Max
    175°C
    Storage Temperature U Min
    -65°C
    U Series Package
    TO-206AC (TO-52)
    U309 Gfs Min
    10 mS
    U309 IDSS Max
    30mA
    U309 IDSS Min
    12mA
    U309 VGS Off Max
    -4V
    U309 VGS Off Min
    -1V
    U310 Gfs Min
    10 mS
    U310 IDSS Max
    60mA
    U310 IDSS Min
    24mA
    U310 VGS Off Max
    -6V
    U310 VGS Off Min
    -2.5V

    Products Detail

    The J/SST/U308 series of N-Channel JFETs offers superb amplification characteristics with excellent high-frequency performance. The series provides high power gain at low noise even at 450 MHz. Available in multiple package options: J series in TO-226AA (TO-92) for automated assembly, SST series in TO-236 (SOT-23) for surface-mount capability, and U series in hermetically-sealed TO-206AC (TO-52) for military processing. Features include very low noise, very low distortion, high-speed switching capability, and high ac/dc switch off-isolation.

    Key Features

    • Excellent High Frequency Gain: Gps 11.5 dB @ 450 MHz, Very Low Noise: 2.7 dB @ 450 MHz, Very Low Distortion, High ac/dc Switch Off-Isolation, High Low-Level Signal Amplification, High-Speed Switching Capability

    Application scenarios

    • High-Frequency Amplifier/Mixer
    • Oscillator
    • Sample-and-Hold
    • Very Low Capacitance Switches

    Documents

    datasheets:

    vishay-j309tr1e3-datasheets-4901.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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