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SZMM3Z4V7T1G - onsemi

Description: Wide Zener Voltage Range Selection, 2.4V to 75V; VZ Tolerance Selection of ±5% (C Series); Very Small and Thin SMD package; Matte Tin(Sn) finish, Pb Free

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Symbol
SZMM3Z4V7T1G - onsemi - PCB symbol
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PCB Footprints
SZMM3Z4V7T1G - onsemi PCB footprint - Small Outline Diode - Small Outline Diode - SOD-323
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3D Models
SZMM3Z4V7T1G - onsemi - 3D model - Small Outline Diode - SOD-323
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SZMM3Z4V7T1G Details

  • Manufacturer Part Number:

    SZMM3Z4V7T1G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOD-323 2 LEAD

  • Pin Count:

    2

  • Manufacturer Package Code:

    477-02

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    10 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6.95

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    80 Ω

  • Forward Voltage-Max (VF):

    0.9 V

  • JESD-30 Code:

    R-PDSO-G2

  • JESD-609 Code:

    e3

  • Knee Impedance-Max:

    800 Ω

  • Moisture Sensitivity Level:

    1

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -65 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity:

    UNIDIRECTIONAL

  • Power Dissipation-Max:

    0.3 W

  • Reference Standard:

    AEC-Q101

  • Reference Voltage-Nom:

    4.7 V

  • Reverse Current-Max:

    3 µA

  • Reverse Test Voltage:

    2 V

  • Surface Mount:

    YES

  • Technology:

    ZENER

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tol-Max:

    6.38%

  • Working Test Current:

    5 mA

SZMM3Z4V7T1G Frequently Asked Questions (FAQs)

  • The recommended PCB footprint for the SZMM3Z4V7T1G is a standard SOD-123 package with a 1.7mm x 1.3mm body size. A minimum pad size of 0.8mm x 0.8mm is recommended for reliable soldering.
  • To ensure reliable operation in high-temperature environments, it is recommended to derate the power dissipation of the SZMM3Z4V7T1G according to the thermal derating curve provided in the datasheet. Additionally, ensure good thermal conduction between the device and the PCB, and consider using a heat sink if necessary.
  • The maximum allowable voltage transient for the SZMM3Z4V7T1G is 10% above the maximum rated voltage (7V) for a duration of less than 100ms. Exceeding this limit may cause device damage or failure.
  • Yes, the SZMM3Z4V7T1G can be used in switching regulator applications. However, ensure that the device is properly biased and that the switching frequency is within the recommended range (typically <100kHz). Additionally, consider the device's power dissipation and thermal management in the design.
  • The SZMM3Z4V7T1G has an internal ESD protection diode, but it is still recommended to follow proper ESD handling procedures during assembly and testing. Use an ESD wrist strap or mat, and ensure that the device is stored in an ESD-safe environment.

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SZMM3Z4V7T1G Overview

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Zener Diode, 4.7V V(Z), 5%, 0.3W, Silicon, Unidirectional