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1N5237B - onsemi

Description: Complete Voltage Range - 1.8 to 200 Volts; DO-204AH Package - Smaller than Conventional DO-204AA Package; Double Slug Type Construction; Metallurgically Bonded Construction Mechanical Characteristics:; CASE: Double slug type, hermetically sealed glass; MAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES: 230?C, 1/16", from case for 10 seconds; FINISH: All external surfaces are corrosion resistant with readily solderable leads; POLARITY: Cathode indicated by color band. When operated in zener mode, cathode will

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PCB Footprints
1N5237B - onsemi PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD CASE 017AG ISSUE O-1
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3D Models
1N5237B - onsemi  - 3D model - Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD CASE 017AG ISSUE O-1
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  • Datasheet Download Datasheet
  • Stock & Prices $ Price & Stock for 1N5237B
  • Part Number 1N5237B
  • Manufacturer onsemi
  • Pin Count 2
  • Part Category Zener Diode
  • Package Category Diodes, Axial Diameter Horizontal Mounting
  • Footprint Name Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD CASE 017AG ISSUE O-1
  • Released Date Aug 18, 2023
  • Last Modified Date Jan 22, 2025 4:53 PM UTC
  • Pinout / Pin List Click Here (Member Only)

1N5237B Details

  • Manufacturer Part Number:

    1N5237B

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    Axial Lead

  • Pin Count:

    2

  • Manufacturer Package Code:

    017AG

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Manufacturer:

    onsemi

  • YTEOL:

    5.93

  • Case Connection:

    ISOLATED

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    8 Ω

  • JEDEC-95 Code:

    DO-204AH

  • JESD-30 Code:

    O-LALF-W2

  • JESD-609 Code:

    e3

  • Knee Impedance-Max:

    500 Ω

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    200 °C

  • Operating Temperature-Min:

    -65 °C

  • Package Body Material:

    GLASS

  • Package Shape:

    ROUND

  • Package Style:

    LONG FORM

  • Polarity:

    UNIDIRECTIONAL

  • Power Dissipation-Max:

    0.5 W

  • Qualification Status:

    Not Qualified

  • Reference Voltage-Nom:

    8.2 V

  • Reverse Current-Max:

    3 µA

  • Reverse Test Voltage:

    6.5 V

  • Surface Mount:

    NO

  • Technology:

    ZENER

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

  • Voltage Temp Coeff-Max:

    0.062 mV/°C

  • Voltage Tol-Max:

    5%

  • Working Test Current:

    20 mA

1N5237B Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the 1N5237B is -65°C to +175°C.
  • To ensure stable zener operation, the 1N5237B should be biased with a minimum of 1 mA and a maximum of 30 mA, and the voltage across the diode should be within the specified zener voltage range.
  • The maximum power dissipation for the 1N5237B is 500 mW.
  • While the 1N5237B can be used as a voltage regulator, it is not recommended as it is not designed for that purpose. The 1N5237B is a zener diode, and its voltage regulation capabilities are limited. For voltage regulation, a dedicated voltage regulator IC is recommended.
  • To prevent electrostatic discharge (ESD) damage, handle the 1N5237B with ESD-safe materials, wear an ESD strap, and ensure the workspace is ESD-protected.

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1N5237B Overview

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Part Image 1N5237B Microchip Technology Inc

Voltage Regulator _ DO-35

Part Image 1N5237BTR onsemi

Zener Diode, 8.2V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-204AH

Part Image 1N5237B-T Rectron Semiconductor

Zener Diode, 8.2V V(Z), 5%, 0.5W, Silicon, Unidirectional, DO-35

Part Image 1N5237BTR Microsemi Corporation (now Microchip)

Zener Diode, 8.2V V(Z), 5%, 0.48W, Silicon, Unidirectional, DO-204AH

Part Image 1N5237BT-88 ROHM Semiconductor

Zener Diode, 0.5W, Silicon, Unidirectional, DO-35

For a full list of alternate parts for 1N5237B, check out Findchips.com