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1N4746ATR - onsemi

Description: Zener Voltage Range - 3.3 V to 91 V; ESD Rating of Class 3 (>16 KV) per Human Body Model; DO-41 (DO-204AL) Package; Double Slug Type Construction; Metallurgical Bonded Construction; Oxide Passivated Die Mechanical Characteristics:; CASE: Double slug type, hermetically sealed glass; FINISH: All external surfaces are corrosion resistant and leads are readily solderable; MAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES: 230°C, 1/16" from the case for 10 seconds; POLARITY: Cathode indicated by polarity band; MOU

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PCB Footprints
1N4746ATR - onsemi PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD / DO−41 CASE 017AH ISSUE O
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1N4746ATR - onsemi  - 3D model - Diodes, Axial Diameter Horizontal Mounting - AXIAL LEAD / DO−41 CASE 017AH ISSUE O
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  • Datasheet Download Datasheet
  • Stock & Prices $ Price & Stock for 1N4746ATR
  • Part Number 1N4746ATR
  • 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 / DO−41 CASE 017AH ISSUE O
  • Released Date Dec 14, 2019
  • Last Modified Date Jan 22, 2025 4:53 PM UTC
  • Pinout / Pin List Click Here (Member Only)

1N4746ATR Details

  • Manufacturer Part Number:

    1N4746ATR

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    Axial Lead / DO-41

  • Manufacturer Package Code:

    017AH

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    22 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    5.85

  • Case Connection:

    ISOLATED

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    20 Ω

  • JEDEC-95 Code:

    DO-41

  • JESD-30 Code:

    O-PALF-W2

  • JESD-609 Code:

    e3

  • Knee Impedance-Max:

    750 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:

    1 W

  • Qualification Status:

    Not Qualified

  • Reference Voltage-Nom:

    18 V

  • Reverse Current-Max:

    5 µA

  • Reverse Test Voltage:

    13.7 V

  • Surface Mount:

    NO

  • Technology:

    ZENER

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

  • Voltage Tol-Max:

    5%

  • Working Test Current:

    14 mA

1N4746ATR Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the 1N4746ATR is -65°C to 150°C.
  • To ensure proper biasing, the 1N4746ATR should be operated with a voltage supply between 3.5V and 30V, and the input voltage should be at least 1.5V higher than the output voltage.
  • The maximum power dissipation for the 1N4746ATR is 500mW.
  • Yes, the 1N4746ATR can be used in switching regulator applications, but it's essential to ensure that the device is properly biased and that the input voltage is within the recommended range.
  • To prevent ESD damage, it's recommended to use proper ESD protection measures, such as using an ESD wrist strap or mat, and handling the device by the body or leads to prevent static discharge.

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1N4746ATR Overview

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Part Image MQ1N4746APTR Microsemi Corporation (now Microchip)

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Part Image MX1N4746APE3TR Microsemi Corporation (now Microchip)

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Part Image MX1N4746APTR Microsemi Corporation (now Microchip)

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For a full list of alternate parts for 1N4746ATR, check out Findchips.com