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SMP5114 - InterFET

Description: JFET P-Channel 30V Low Noise

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Symbol
SMP5114 - InterFET - PCB symbol
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PCB Footprints
SMP5114 - InterFET PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - SOT-23-3-1
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3D Models
SMP5114 - InterFET - 3D model - SOT23 (3-Pin) - SOT-23-3-1
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SMP5114 Details

  • Manufacturer Part Number:

    SMP5114

  • Part Life Cycle Code:

    Contact Manufacturer

  • ECCN Code:

    EAR99

  • Manufacturer:

    InterFET Corporation

  • Configuration:

    SINGLE

  • Drain-source On Resistance-Max:

    75 Ω

  • FET Technology:

    JUNCTION

  • Feedback Cap-Max (Crss):

    7 pF

  • JEDEC-95 Code:

    TO-236

  • JESD-30 Code:

    R-PDSO-G3

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • Operating Mode:

    DEPLETION MODE

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Polarity/Channel Type:

    P-CHANNEL

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    YES

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

SMP5114 Frequently Asked Questions (FAQs)

  • A good PCB layout for the SMP5114 should ensure that the input and output pins are separated as much as possible to minimize parasitic inductance and capacitance. Additionally, the PCB should have a solid ground plane to reduce noise and improve stability.
  • To ensure proper biasing, the SMP5114 requires a voltage supply of 5V ± 10% and a current of 10mA to 20mA. The bias voltage should be applied to the VCC pin, and the input signal should be AC-coupled to the input pins.
  • The SMP5114 can handle input powers up to +20dBm (100mW) without damage. However, the maximum input power for optimal performance is typically around +15dBm (30mW).
  • To troubleshoot issues with the SMP5114, start by checking the PCB layout and ensuring that it meets the recommended layout guidelines. Next, verify that the bias voltage and current are within the recommended specifications. If the issue persists, try reducing the input power or adding additional decoupling capacitors to the power supply lines.
  • The SMP5114 is a commercial-grade device and is not intended for use in high-reliability or high-temperature applications. For such applications, a more ruggedized or industrial-grade device may be required.

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SMP5114 Overview

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