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SM15T18A - STMicroelectronics

Description: STMicroelectronics SM15T18A, Uni-Directional TVS Diode, 1500W, 2-Pin SMC

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SM15T18A - STMicroelectronics PCB footprint - Diodes Moulded - Diodes Moulded - SM15T18A
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SM15T18A Details

  • Manufacturer Part Number:

    SM15T18A

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DO-214AB

  • Package Description:

    SMC, 2 PIN

  • Pin Count:

    2

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Factory Lead Time:

    53 Weeks, 1 Day

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7.06

  • Additional Feature:

    UL RECOGNIZED

  • Breakdown Voltage-Max:

    18.9 V

  • Breakdown Voltage-Min:

    17.1 V

  • Breakdown Voltage-Nom:

    18 V

  • Clamping Voltage-Max:

    32.5 V

  • Configuration:

    SINGLE, 1 CHANNEL

  • Diode Element Material:

    SILICON

  • Diode Type:

    TRANS VOLTAGE SUPPRESSOR DIODE

  • JEDEC-95 Code:

    DO-214AB

  • JESD-30 Code:

    R-PDSO-C2

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Non-rep Peak Rev Power Dis-Max:

    1500 W

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Polarity:

    UNIDIRECTIONAL

  • Qualification Status:

    Not Qualified

  • Reference Standard:

    IEC-61000-4-2, 4-4, 4-5; MIL-STD-750; MIL-STD-883

  • Rep Pk Reverse Voltage-Max:

    15.3 V

  • Reverse Current-Max:

    5 µA

  • Reverse Test Voltage:

    15.3 V

  • Surface Mount:

    YES

  • Technology:

    AVALANCHE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    C BEND

  • Terminal Position:

    DUAL

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

    30

SM15T18A Frequently Asked Questions (FAQs)

  • A good PCB layout for the SM15T18A should ensure good thermal conductivity. Place the device near a thermal pad or a heat sink, and use thermal vias to dissipate heat. Keep the PCB layer stack-up symmetrical to minimize thermal resistance.
  • Choose an input capacitor with a low ESR (Equivalent Series Resistance) and a high ripple current rating. A ceramic capacitor with an X7R or X5R dielectric is recommended. The capacitor value should be between 10uF to 22uF, depending on the input voltage and current requirements.
  • The maximum allowed voltage on the enable pin (EN) is 6V. Exceeding this voltage may damage the device. Ensure that the voltage on the EN pin does not exceed the recommended maximum voltage.
  • To ensure stability, follow the recommended PCB layout and component placement guidelines. Use a low-ESR output capacitor, and ensure the output voltage is within the recommended range. Avoid using a capacitor with a high ESL (Equivalent Series Inductance) on the output.
  • The maximum power dissipation of the SM15T18A depends on the ambient temperature and the thermal resistance of the PCB. Refer to the datasheet for the power dissipation curves and thermal resistance values. Ensure the device operates within the recommended temperature range.

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SM15T18A Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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