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1N4746A - 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
1N4746A - onsemi PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - EDEC DO-41
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1N4746A - onsemi  - 3D model - Diodes, Axial Diameter Horizontal Mounting - EDEC DO-41
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1N4746A Details

  • Manufacturer Part Number:

    1N4746A

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    Axial Lead / DO-41

  • Pin Count:

    2

  • Manufacturer Package Code:

    017AH

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • 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

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

  • Voltage Tol-Max:

    5%

  • Working Test Current:

    14 mA

1N4746A Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the 1N4746A is -65°C to +175°C.
  • To ensure the 1N4746A is used within its SOA, follow the maximum ratings and electrical characteristics specified in the datasheet, and consider factors such as power dissipation, voltage, and current.
  • The typical reverse recovery time of the 1N4746A is not specified in the datasheet, but it is typically in the range of 1-10 ns for zener diodes.
  • No, the 1N4746A is a zener diode designed for voltage regulation and not suitable for high-frequency switching applications.
  • To prevent electrostatic discharge (ESD) damage, handle the 1N4746A with ESD-protective equipment, such as wrist straps and mats, and follow proper handling and storage procedures.

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1N4746A Overview

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1N4746A Alternates

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Image Part Number Model
Part Image MV1N4746AGTR Microchip Technology Inc

Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-204AL

Part Image TC1N4746A.TB Tak Cheong Electronics (Holdings) Co Ltd

Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS PACKAGE-2

Part Image 1N4746A,113 NXP Semiconductors

Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41

Part Image 1N4746A-T3 Sangdest Microelectronics (Nanjing) Co Ltd

Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41

Part Image MSP1N4746APE3 Microsemi Corporation (now Microchip)

Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-204AL

For a full list of alternate parts for 1N4746A, check out Findchips.com