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SML4738-E3/5A - Vishay

Description: Zener Diodes RECOMMENDED ALT 78-SML4738/5A

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SML4738-E3/5A - Vishay - PCB symbol
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PCB Footprints
SML4738-E3/5A - Vishay PCB footprint - Diodes Moulded - Diodes Moulded - SMA (DO-214AC
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SML4738-E3/5A - Vishay - 3D model - Diodes Moulded - SMA (DO-214AC
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SML4738-E3/5A Details

  • Manufacturer Part Number:

    SML4738-E3/5A

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Vishay Intertechnologies

  • YTEOL:

    6.65

  • Additional Feature:

    LOW IMPEDANCE

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    4.5 Ω

  • JEDEC-95 Code:

    DO-214AC

  • JESD-30 Code:

    R-PDSO-C2

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity:

    UNIDIRECTIONAL

  • Power Dissipation-Max:

    1 W

  • Qualification Status:

    Not Qualified

  • Reference Voltage-Nom:

    8.2 V

  • Surface Mount:

    YES

  • Technology:

    ZENER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    C BEND

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tol-Max:

    10%

  • Working Test Current:

    31 mA

SML4738-E3/5A Frequently Asked Questions (FAQs)

  • The recommended storage temperature for SML4738-E3/5A is -40°C to 100°C, as per Vishay's general guidelines for storage and handling of semiconductor devices.
  • While the SML4738-E3/5A is designed to operate in a wide range of temperatures, it's not recommended for use in high-humidity environments (> 80% RH) without proper protection, such as conformal coating or hermetic sealing, to prevent moisture-related issues.
  • The maximum allowable voltage for the SML4738-E3/5A is 5.5V, as specified in the datasheet. Exceeding this voltage may cause permanent damage to the device.
  • To prevent electrostatic discharge (ESD) damage, handle the SML4738-E3/5A with ESD-protective equipment, such as wrist straps, mats, and bags. Follow Vishay's ESD handling guidelines and industry standards (e.g., ANSI/ESD S20.20) for proper handling and storage.
  • The SML4738-E3/5A is designed for low-frequency applications (up to 100 kHz). While it may work in higher-frequency applications, its performance and reliability may be compromised. Consult Vishay's application notes or contact their technical support for guidance on high-frequency usage.

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SML4738-E3/5A Overview

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