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1SMB5943BT3G - onsemi

Description: Zener Voltage Range - 3.3 V to 200 V; ESD Rating of Class 3 (>16 KV) per Human Body Model; Flat Handling Surface for Accurate Placement; Package Design for Top Side or Bottom Circuit Board Mounting Mechanical Characteristics:; CASE: Void-free, transfer-molded plastic; FINISH: All external surfaces are corrosion resistant with readily solderable leads; MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260°C for 10 seconds; LEADS: Modified L-Bend providing more contact area to bond pads; POLARITY: Cathode indi

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Symbol
1SMB5943BT3G - onsemi - PCB symbol
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PCB Footprints
1SMB5943BT3G - onsemi PCB footprint - Diodes Moulded - Diodes Moulded - CASE 403A-03
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3D Models
1SMB5943BT3G - onsemi - 3D model - Diodes Moulded - CASE 403A-03
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1SMB5943BT3G Details

  • Manufacturer Part Number:

    1SMB5943BT3G

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SMB

  • Package Description:

    LEAD FREE, PLASTIC, CASE 403A-03, SMB, 2 PIN

  • Pin Count:

    2

  • Manufacturer Package Code:

    403A-03

  • Country Of Origin:

    Vietnam

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    6.65

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    86 Ω

  • JEDEC-95 Code:

    DO-214AA

  • JESD-30 Code:

    R-PDSO-L2

  • JESD-609 Code:

    e3

  • 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:

    3 W

  • Qualification Status:

    Not Qualified

  • Reference Voltage-Nom:

    56 V

  • Surface Mount:

    YES

  • Technology:

    ZENER

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    L BEND

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tol-Max:

    5%

  • Working Test Current:

    6.7 mA

1SMB5943BT3G Frequently Asked Questions (FAQs)

  • The recommended PCB footprint for the 1SMB5943BT3G is a standard SOD-323 package with a 1.7mm x 1.3mm body size. The recommended land pattern is available in the onsemi packaging specifications document.
  • To ensure reliable operation of the 1SMB5943BT3G in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device is operated within its specified temperature range.
  • The maximum surge current rating for the 1SMB5943BT3G is 30A for a 10/1000μs waveform, as specified in the datasheet. However, it is recommended to derate the surge current rating based on the specific application and environmental conditions.
  • Yes, the 1SMB5943BT3G is qualified for automotive applications and meets the requirements of AEC-Q101. However, it is recommended to consult with onsemi's automotive support team to ensure that the device meets the specific requirements of the application.
  • The 1SMB5943BT3G has an integrated ESD protection diode, but it is recommended to follow proper ESD handling and storage procedures to prevent damage to the device. Additional external ESD protection may be required depending on the specific application and environment.

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1SMB5943BT3G Overview

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1SMB5943BT3G Alternates

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Part Image 1SMB5943BT3 onsemi

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Part Image HSMBJ5943BE3TR Microsemi Corporation (now Microchip)

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Part Image HSMBJ5943BE3 Microsemi Corporation (now Microchip)

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Part Image HSMBJ5943BTR Microsemi Corporation (now Microchip)

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For a full list of alternate parts for 1SMB5943BT3G, check out Findchips.com