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SM15T39AY - STMicroelectronics

Description: Peak pulse power: – 1500 W (10/1000 μs) – up to 10 kW (8/20 μs) • Stand-off voltage range from 5 V to 188 V • Unidirectional and bidirectional types • Low leakage current: 0.2 µA at 25 °C • Operating Tj max: 150 °C • High power capability at Tj max.: up to 1250 W (10/1000 µs) • Lead finishing: matte tin plating

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SM15T39AY - STMicroelectronics - PCB symbol
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SM15T39AY - STMicroelectronics PCB footprint - Diodes Moulded - Diodes Moulded - smc
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SM15T39AY - STMicroelectronics - 3D model - Diodes Moulded - smc
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SM15T39AY Details

  • Manufacturer Part Number:

    SM15T39AY

  • 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

  • Breakdown Voltage-Max:

    41 V

  • Breakdown Voltage-Min:

    37.1 V

  • Breakdown Voltage-Nom:

    39 V

  • Clamping Voltage-Max:

    53.9 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

  • 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:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Polarity:

    UNIDIRECTIONAL

  • Qualification Status:

    Not Qualified

  • Reference Standard:

    AEC-Q101; IEC-61000-4-2; ISO 10605; MIL-STD-750

  • Rep Pk Reverse Voltage-Max:

    33.3 V

  • Reverse Current-Max:

    0.2 µA

  • Reverse Test Voltage:

    33.3 V

  • Surface Mount:

    YES

  • Technology:

    AVALANCHE

  • Terminal Form:

    C BEND

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

SM15T39AY Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and a thermal relief pattern on the top layer. This helps to dissipate heat efficiently. Additionally, it's recommended to have a minimum of 2 oz copper thickness and a thermal via array under the package to improve heat dissipation.
  • To ensure reliable operation at high temperatures, it's essential to follow the recommended operating conditions, including the maximum junction temperature (Tj) of 150°C. Additionally, ensure proper thermal management, such as using a heat sink or thermal interface material, and follow the recommended PCB layout guidelines.
  • The SM15T39AY has built-in ESD protection, but it's still important to follow proper ESD handling procedures during assembly and testing. Ensure that the device is handled in an ESD-protected environment, and use ESD-protective packaging and materials.
  • To troubleshoot issues with the internal voltage regulator, check the input voltage, output voltage, and current consumption. Verify that the input voltage is within the recommended range, and that the output voltage is within the specified tolerance. Also, check for any signs of overheating or excessive current consumption.
  • Store the device in its original packaging, away from direct sunlight, moisture, and extreme temperatures. Handle the device by the body, avoiding touching the pins or electrical connections. Use anti-static wrist straps or mats when handling the device to prevent ESD damage.

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SM15T39AY Overview

Use the download button to access the SM15T39AY schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like SM15T, or try a keyword search, such as Transient Suppressors

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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SM15T39AY Alternates

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Part Image SM15T39A Vishay Intertechnologies

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