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SM4T18AY - STMicroelectronics

Description: STMicroelectronics SM4T18AY Uni-Directional TVS Diode, 400W peak, 2-Pin DO-214AC

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SM4T18AY - STMicroelectronics PCB footprint - Other - Other - SMA_UD
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SM4T18AY - STMicroelectronics  - 3D model - Other - SMA_UD
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SM4T18AY Details

  • Manufacturer Part Number:

    SM4T18AY

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DO-214AC

  • Package Description:

    ROHS COMPLIANT, PLASTIC, SMA, 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:

    6.1

  • Breakdown Voltage-Max:

    18.5 V

  • Breakdown Voltage-Min:

    16.7 V

  • Breakdown Voltage-Nom:

    17.6 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-214AC

  • JESD-30 Code:

    R-PDSO-C2

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Non-rep Peak Rev Power Dis-Max:

    400 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:

    AEC-Q101; IEC-61000-4-2; ISO 10605

  • Rep Pk Reverse Voltage-Max:

    15 V

  • Reverse Current-Max:

    0.2 µA

  • Reverse Test Voltage:

    15 V

  • Surface Mount:

    YES

  • Technology:

    AVALANCHE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    C BEND

  • Terminal Position:

    DUAL

SM4T18AY Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the SM4T18AY is 1.7V to 3.6V.
  • The SM4T18AY has an internal POR and BOR circuitry. The POR is triggered when the voltage supply drops below 1.4V, and the BOR is triggered when the voltage supply drops below 1.7V. You can use external resistors and capacitors to adjust the reset threshold and delay.
  • The SM4T18AY can operate up to 32 MHz with an external clock source, and up to 16 MHz with the internal RC oscillator.
  • The SM4T18AY has a 12-bit ADC with up to 16 channels. You can configure the ADC using the ADC_CR1 and ADC_CR2 registers. Make sure to follow the ADC calibration procedure and use the correct sampling time and conversion mode for your application.
  • The SM4T18AY is a 1.8V device, and it's not recommended to use it with a 5V system without proper level shifting or voltage regulation. You may need to use voltage dividers or level translators to ensure compatibility.

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SM4T18AY 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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