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MUR420RL - onsemi

Description: • Ultrafast 25 ns, 50 ns and 75 ns Recovery Times • 175°C Operating Junction Temperature • Low Forward Voltage • Low Leakage Current • High Temperature Glass Passivated Junction • Reverse Voltage to 600 V • Shipped in Plastic Bags, 500 per Bag • Available in Tape and Reel, 1500 per Reel, by Adding a “RLG’’ Suffix to the Part Number • MUR460 available in Fan Fold Ammo Pak, 1000 per Box, by adding a “FFG” suffix to the part number • These are Pb−Free Package

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PCB Footprints
MUR420RL - onsemi PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD CASE 267−03 (DO−201AD) ISSUE G
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3D Models
MUR420RL - onsemi  - 3D model - Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD CASE 267−03 (DO−201AD) ISSUE G
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  • Datasheet Download Datasheet
  • Stock & Prices $ Price & Stock for MUR420RL
  • Part Number MUR420RL
  • Manufacturer onsemi
  • Pin Count 2
  • Part Category Diode
  • Package Category Diodes, Axial Diameter Horizontal Mounting
  • Footprint Name Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD CASE 267−03 (DO−201AD) ISSUE G
  • Released Date Aug 22, 2025
  • Last Modified Date Aug 22, 2025 8:41 AM UTC
  • Pinout / Pin List Click Here (Member Only)

MUR420RL Details

  • Manufacturer Part Number:

    MUR420RL

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    Axial Lead 9.65x5.33mm, 25.4x1.22mm Pkg, Lead len/dia

  • Package Description:

    LEAD FREE, PLASTIC, CASE 267-03, 2 PIN

  • Pin Count:

    2

  • Manufacturer Package Code:

    267-05

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.80

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    FREE WHEELING DIODE, LOW LEAKAGE CURRENT

  • Application:

    ULTRA FAST RECOVERY

  • Breakdown Voltage-Min:

    200 V

  • Case Connection:

    ISOLATED

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    RECTIFIER DIODE

  • Forward Voltage-Max (VF):

    1.2 V

  • JEDEC-95 Code:

    DO-201AD

  • JESD-30 Code:

    O-PALF-W2

  • JESD-609 Code:

    e3

  • Non-rep Pk Forward Current-Max:

    125 A

  • Number of Elements:

    1

  • Number of Phases:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    175 °C

  • Operating Temperature-Min:

    -65 °C

  • Output Current-Max:

    4 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    ROUND

  • Package Style:

    LONG FORM

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Rep Pk Reverse Voltage-Max:

    200 V

  • Reverse Current-Max:

    5 µA

  • Reverse Recovery Time-Max:

    0.035 µs

  • Reverse Test Voltage:

    200 V

  • Surface Mount:

    NO

  • Terminal Finish:

    TIN

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

MUR420RL Frequently Asked Questions (FAQs)

  • A good PCB layout for the MUR420RL should consider the following: keep the leads as short as possible, use a ground plane to reduce noise, and place a 1-2uF ceramic capacitor between the anode and cathode to filter out high-frequency noise.
  • To ensure reliable operation at high temperatures, make sure to follow the recommended derating curves, provide adequate heat sinking, and consider using a thermally conductive interface material between the device and the heat sink.
  • The MUR420RL can withstand surge currents up to 400A for 10ms, but it's essential to follow the recommended surge current derating curves to ensure reliable operation.
  • Yes, the MUR420RL can be used in switching power supply applications, but it's crucial to consider the device's switching characteristics, such as the turn-on and turn-off times, and ensure that the circuit is designed to minimize voltage transients and ringing.
  • To select the correct fuse rating, consider the maximum expected fault current, the device's surge current rating, and the fuse's melting integral (I²t) rating. A fuse with a rating of 10-15A is typically recommended for the MUR420RL.

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MUR420RL Overview

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