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1N4937 - onsemi

Description: onsemi 600V 1A, Silicon Junction Diode, 2-Pin DO-41 1N4937

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PCB Footprints
1N4937 - onsemi PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - DO-204AL (DO-41)
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3D Models
1N4937 - onsemi  - 3D model - Diodes, Axial Diameter Horizontal Mounting - DO-204AL (DO-41)
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1N4937 Details

  • Manufacturer Part Number:

    1N4937

  • Brand Name:

    ON Semiconductor

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DO-41

  • Package Description:

    PLASTIC, 59-03, 2 PIN

  • Pin Count:

    2

  • Manufacturer Package Code:

    017AH

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.80

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    FREE WHEELING DIODE

  • Application:

    EFFICIENCY

  • Breakdown Voltage-Min:

    600 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-41

  • JESD-30 Code:

    O-PALF-W2

  • JESD-609 Code:

    e3

  • Non-rep Pk Forward Current-Max:

    30 A

  • Number of Elements:

    1

  • Number of Phases:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -65 °C

  • Output Current-Max:

    1 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:

    600 V

  • Reverse Current-Max:

    5 µA

  • Reverse Recovery Time-Max:

    0.3 µs

  • Reverse Test Voltage:

    600 V

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

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

    40

1N4937 Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the 1N4937 is -65°C to 175°C.
  • To ensure proper soldering, use a soldering iron with a temperature of 250°C to 260°C, and apply a small amount of solder to the anode and cathode pins. Avoid overheating the component.
  • The maximum surge current rating for the 1N4937 is 400A for a 10ms pulse.
  • Yes, the 1N4937 is suitable for use in switching power supply applications due to its fast recovery time and low forward voltage drop.
  • To prevent electrostatic discharge (ESD) damage, handle the 1N4937 with an anti-static wrist strap or mat, and store the component in an anti-static bag or container.

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1N4937 Overview

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1N4937 Alternates

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Image Part Number Model
Part Image 1N4937G Taiwan Semiconductor

Rectifier Diode, 1 Phase, 1 Element, 1A, 600V V(RRM), Silicon, DO-204AL

Part Image PG4937_AY_10001 PanJit Semiconductor

Rectifier Diode, 1 Phase, 1 Element, 1A, 600V V(RRM), Silicon, DO-41

Part Image 1N4937 Rugao Dachang Electronics Co Ltd

Rectifier Diode, 1 Phase, 1 Element, 1A, 600V V(RRM), Silicon, DO-41

Part Image 1N4937 Daco Semiconductor Co Ltd

Rectifier Diode, 1 Phase, 1 Element, 1A, 600V V(RRM), Silicon, DO-204AL

Part Image 1N4937-B Diodes Incorporated

Rectifier Diode, 1 Element, 1A, 600V V(RRM), Silicon, DO-41, ROHS COMPLIANT, PLASTIC PACKAGE-2

For a full list of alternate parts for 1N4937, check out Findchips.com