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MCMF0W4FF3900A50 - Multicomp Pro

Description: Precision Metal Film Resistors

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PCB Footprints
MCMF0W4FF3900A50 - Multicomp Pro PCB footprint - Resistors, Axial Diameter Horizontal Mounting - Resistors, Axial Diameter Horizontal Mounting - MF25
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MCMF0W4FF3900A50 Details

  • Manufacturer Part Number:

    MCMF0W4FF3900A50

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    AXIAL LEADED

  • Reach Compliance Code:

    Unknown

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.21.00.90

  • Manufacturer:

    SPC Multicomp

  • YTEOL:

    9

  • Construction:

    Tubular

  • Lead Diameter:

    0.54 mm

  • Lead Length:

    28 mm

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    155 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Diameter:

    2.5 mm

  • Package Length:

    6.8 mm

  • Package Style:

    Axial

  • Rated Power Dissipation (P):

    0.25 W

  • Rated Temperature:

    70 °C

  • Resistance:

    390 Ω

  • Resistor Type:

    FIXED RESISTOR

  • Surface Mount:

    NO

  • Technology:

    METAL FILM

  • Temperature Coefficient:

    50 ppm/°C

  • Terminal Shape:

    WIRE

  • Tolerance:

    1%

  • Working Voltage:

    250 V

MCMF0W4FF3900A50 Frequently Asked Questions (FAQs)

  • The recommended land pattern for the MCMF0W4FF3900A50 can be found in the SPC Multicomp's application note or on their website. It typically includes a rectangular pad with a size of around 2.5mm x 1.5mm, with a solder mask clearance of 0.2mm.
  • The MCMF0W4FF3900A50 has a high power dissipation, so thermal management is crucial. Ensure good airflow around the component, use a heat sink if necessary, and follow the recommended PCB layout guidelines to minimize thermal resistance.
  • The maximum operating temperature range for the MCMF0W4FF3900A50 is typically -40°C to 150°C, but it's essential to check the datasheet for specific temperature ratings and derating curves.
  • The MCMF0W4FF3900A50 is designed to withstand moderate vibrations, but it's essential to check the component's vibration rating and ensure that the PCB is properly secured and mounted to prevent damage.
  • To ensure reliability in a humid environment, follow proper storage and handling procedures, use a conformal coating or potting compound, and ensure the PCB is designed with moisture-resistant materials and components.

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MCMF0W4FF3900A50 Overview

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Part Image MF25390R SPC Multicomp

Fixed Resistor, Metal Film, 0.25W, 390ohm, 250V, 1% +/-Tol, 50ppm/Cel

Part Image 271-390/AP Xicon Passive Components

Fixed Resistor, Metal Film, 0.25W, 390ohm, 250V, 1% +/-Tol, 50ppm/Cel

Part Image 271-390/REEL-RC Xicon Passive Components

Fixed Resistor, Metal Film, 0.25W, 390ohm, 250V, 1% +/-Tol, -50,50ppm/Cel,

Part Image 271-390/REEL Xicon Passive Components

Fixed Resistor, Metal Film, 0.25W, 390ohm, 250V, 1% +/-Tol, 50ppm/Cel