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MMBF4393 - onsemi

Description: Obsolete - N-Channel JFET Transistor

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Symbol
MMBF4393 - onsemi - PCB symbol
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PCB Footprints
MMBF4393 - onsemi PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - SOT−23 (TO−236)_1
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3D Models
MMBF4393 - onsemi - 3D model - SOT23 (3-Pin) - SOT−23 (TO−236)_1
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MMBF4393 Details

  • Manufacturer Part Number:

    MMBF4393

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23 (TO-236) 2.90x1.30x1.00, 1.90P

  • Manufacturer Package Code:

    318

  • ECCN Code:

    EAR99

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Configuration:

    SINGLE

  • Drain-source On Resistance-Max:

    100 Ω

  • FET Technology:

    JUNCTION

  • Feedback Cap-Max (Crss):

    3.5 pF

  • JEDEC-95 Code:

    TO-236AB

  • JESD-30 Code:

    R-PDSO-G3

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • 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

  • Peak Reflow Temperature (Cel):

    260

  • Polarity/Channel Type:

    N-CHANNEL

  • Power Dissipation-Max (Abs):

    0.225 W

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    YES

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Transistor Application:

    SWITCHING

  • Transistor Element Material:

    SILICON

MMBF4393 Frequently Asked Questions (FAQs)

  • The maximum safe operating area (SOA) for the MMBF4393 is not explicitly stated in the datasheet. However, it can be estimated based on the device's thermal resistance, maximum junction temperature, and power dissipation. A safe operating area can be determined by plotting the device's voltage and current ratings on a graph, taking into account the thermal limitations.
  • To ensure proper biasing, follow the recommended biasing circuit and component values provided in the datasheet. Additionally, consider the device's current gain, Early voltage, and output impedance when designing the biasing circuit. It's also important to ensure the device is operated within its recommended operating conditions.
  • Thermal management is crucial for the MMBF4393. Ensure good heat sinking, use a thermally conductive material, and maintain a low thermal resistance between the device and heat sink. The maximum junction temperature (Tj) should not exceed 150°C. Monitor the device's temperature and adjust the heat sink design accordingly.
  • To prevent electrostatic discharge (ESD) damage, handle the MMBF4393 with ESD-protective equipment, such as wrist straps and mats. Ensure the device is stored in an ESD-protected environment, and use ESD-protected packaging during transportation and storage.
  • The MMBF4393's reliability and lifespan depend on various factors, including operating conditions, temperature, and handling. Onsemi provides reliability data in the datasheet, including the device's mean time to failure (MTTF) and failure rate. Follow recommended operating conditions and handling procedures to ensure optimal reliability and lifespan.

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MMBF4393 Overview

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MMBF4393 Alternates

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Part Image MMBF4393 Texas Instruments

N-CHANNEL, Si, SMALL SIGNAL, JFET, TO-236AB
Part Image MMBF4393LT1 Rochester Electronics LLC

Small Signal Field-Effect Transistor, 30V, 1-Element, N-Channel, Silicon, Junction FET, TO-236AB
Part Image MMBF4393_NL Fairchild Semiconductor Corporation

Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET
Part Image MMBF4393L Motorola Semiconductor Products

Small Signal Field-Effect Transistor, 30V, 1-Element, N-Channel, Silicon, Junction FET, TO-236AB
Part Image MMBF4393S62Z Fairchild Semiconductor Corporation

Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET
For a full list of alternate parts for MMBF4393, check out Findchips.com