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RNMF12FTD249R - Stackpole Electronics, Inc.

Description: RES, MF, 1/2W, 249 ohm, 1%, 100 ppm

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RNMF12FTD249R Details

  • Manufacturer Part Number:

    RNMF12FTD249R

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    AXIAL LEADED

  • Reach Compliance Code:

    Compliant

  • Country Of Origin:

    Mainland China, Japan

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.21.00.90

  • Factory Lead Time:

    22 Weeks

  • Manufacturer:

    SEI Stackpole Electronics Inc

  • YTEOL:

    9

  • Additional Feature:

    FLAME PROOF, PRECISION

  • Construction:

    Tubular

  • JESD-609 Code:

    e3

  • Lead Diameter:

    0.56 mm

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    155 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Diameter:

    2.35 mm

  • Package Length:

    6.35 mm

  • Package Shape:

    TUBULAR PACKAGE

  • Package Style:

    Axial

  • Packing Method:

    TR, 12 INCH

  • Rated Power Dissipation (P):

    0.5 W

  • Rated Temperature:

    70 °C

  • Resistance:

    249 Ω

  • Resistor Type:

    FIXED RESISTOR

  • Surface Mount:

    NO

  • Technology:

    METAL FILM

  • Temperature Coefficient:

    100 ppm/°C

  • Terminal Finish:

    MATTE TIN

  • Terminal Shape:

    WIRE

  • Tolerance:

    1%

  • Working Voltage:

    350 V

RNMF12FTD249R Frequently Asked Questions (FAQs)

  • The recommended soldering temperature profile for RNMF12FTD249R is a peak temperature of 260°C (500°F) for 10-15 seconds, with a ramp-up rate of 3°C/s and a ramp-down rate of 6°C/s.
  • While the RNMF12FTD249R is a general-purpose resistor, it's not optimized for high-frequency applications. For frequencies above 1 MHz, it's recommended to use a high-frequency resistor with a lower inductance and capacitance, such as the RNCF series from Stackpole.
  • The RNMF12FTD249R has a maximum operating temperature of 155°C (311°F). While it can tolerate short-term excursions up to 200°C (392°F), prolonged exposure above 155°C may affect its performance and lifespan. For high-temperature applications, consider using a resistor with a higher temperature rating, such as the RNMF14 series from Stackpole.
  • The RNMF12FTD249R has an MSL rating of 1, which means it can be exposed to a relative humidity of 85% at 30°C (86°F) for 168 hours without being baked prior to reflow soldering.
  • Yes, the RNMF12FTD249R resistor from SEI Stackpole Electronics Inc is RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals) compliant, meeting the requirements for lead-free and halogen-free materials.

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RNMF12FTD249R Overview

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Part Image RNMF12FBD249R SEI Stackpole Electronics Inc

Fixed Resistor, Metal Film, 0.5W, 249ohm, 350V, 1% +/-Tol, 100ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT

Part Image RNM1/2T12491%R SEI Stackpole Electronics Inc

RESISTOR, METAL FILM, 0.5W, 1%, 100ppm, 249ohm, THROUGH HOLE MOUNT, AXIAL LEADED

Part Image RNMF1/2T12491%A SEI Stackpole Electronics Inc

RESISTOR, METAL FILM, 0.5W, 1%, 100ppm, 249ohm, THROUGH HOLE MOUNT, AXIAL LEADED

Part Image RNMF12FND249R SEI Stackpole Electronics Inc

Fixed Resistor, Metal Film, 0.53W, 249ohm, 350V, 1% +/-Tol, 100ppm/Cel, Through Hole Mount

Part Image RNM1/2T12491%T SEI Stackpole Electronics Inc

Fixed Resistor, Metal Film, 0.5W, 249ohm, 350V, 1% +/-Tol, 100ppm/Cel, Through Hole Mount

For a full list of alternate parts for RNMF12FTD249R, check out Findchips.com