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1N4742ATR - 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
1N4742ATR - onsemi PCB footprint - Diodes, Axial Diameter Horizontal Mounting - Diodes, Axial Diameter Horizontal Mounting - DO-204AL (DO-41)
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3D Models
1N4742ATR - onsemi  - 3D model - Diodes, Axial Diameter Horizontal Mounting - DO-204AL (DO-41)
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1N4742ATR Details

  • Manufacturer Part Number:

    1N4742ATR

  • 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

  • Reach Compliance Code:

    Compliant

  • 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:

    9 Ω

  • JEDEC-95 Code:

    DO-41

  • JESD-30 Code:

    O-LALF-W2

  • JESD-609 Code:

    e3

  • Knee Impedance-Max:

    700 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:

    12 V

  • Reverse Current-Max:

    5 µA

  • Reverse Test Voltage:

    9.1 V

  • Surface Mount:

    NO

  • Technology:

    ZENER

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    WIRE

  • Terminal Position:

    AXIAL

  • Voltage Tol-Max:

    5%

  • Working Test Current:

    21 mA

1N4742ATR Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the 1N4742ATR is -65°C to 150°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 leads. Avoid overheating the component.
  • The maximum power dissipation for the 1N4742ATR is 5 watts. Exceeding this limit can cause the component to fail.
  • Yes, the 1N4742ATR is suitable for high-reliability applications due to its high-quality construction and rigorous testing.
  • Handle the 1N4742ATR by the body, not the leads. Store the component in a dry, cool place, away from direct sunlight and moisture.

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1N4742ATR Overview

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1N4742ATR Alternates

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Part Image 1N4742AG EIC Semiconductor Inc

Zener Diode, 12V V(Z), 5%, 1W, Silicon, Unidirectional, DO-204AL, ROHS COMPLIANT, GLASS, DO-41, 2 PIN

Part Image 1N4742A Motorola Semiconductor Products

Zener Diode, 12V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41

Part Image MSP1N4742AP Microsemi Corporation (now Microchip)

Zener Diode, 12V V(Z), 5%, 1W, Silicon, Unidirectional, DO-204AL

Part Image MSP1N4742APTR Microsemi Corporation (now Microchip)

Zener Diode, 12V V(Z), 5%, 1W, Silicon, Unidirectional, DO-204AL

Part Image 1N4742AT50R Fairchild Semiconductor Corporation

Zener Diode, 12V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41

For a full list of alternate parts for 1N4742ATR, check out Findchips.com