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TMMBAT46 - STMicroelectronics

Description: SMALL SIGNAL SCHOTTKY DIODE ,MINIMELF ,100 v ,150 ma .

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TMMBAT46 - STMicroelectronics - PCB symbol
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PCB Footprints
TMMBAT46 - STMicroelectronics PCB footprint - Other - Other - MINIMELF(glass)-2025
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TMMBAT46 Details

  • Manufacturer Part Number:

    TMMBAT46

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    MELF

  • Package Description:

    MELF-2

  • Pin Count:

    2

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.70

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Application:

    GENERAL PURPOSE

  • Breakdown Voltage-Min:

    100 V

  • Case Connection:

    ISOLATED

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    RECTIFIER DIODE

  • Forward Voltage-Max (VF):

    1 V

  • JESD-30 Code:

    O-LELF-R2

  • JESD-609 Code:

    e3

  • Moisture Sensitivity Level:

    1

  • Non-rep Pk Forward Current-Max:

    0.75 A

  • Number of Elements:

    1

  • Number of Phases:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -65 °C

  • Output Current-Max:

    0.15 A

  • Package Body Material:

    GLASS

  • Package Shape:

    ROUND

  • Package Style:

    LONG FORM

  • Peak Reflow Temperature (Cel):

    235

  • Power Dissipation-Max:

    0.15 W

  • Qualification Status:

    Not Qualified

  • Rep Pk Reverse Voltage-Max:

    100 V

  • Reverse Current-Max:

    5 µA

  • Reverse Test Voltage:

    75 V

  • Surface Mount:

    YES

  • Technology:

    SCHOTTKY

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    WRAP AROUND

  • Terminal Position:

    END

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

    30

TMMBAT46 Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN4979, which includes guidelines for thermal pad connection, copper pouring, and via placement to ensure optimal thermal performance.
  • The input capacitor selection depends on the input voltage, output voltage, and output current. A general guideline is to choose a capacitor with a voltage rating of at least 1.5 times the input voltage, and a capacitance value between 1uF to 10uF. Refer to the application note AN4979 for more detailed guidance.
  • The maximum allowed voltage drop across the internal FETs is not explicitly stated in the datasheet. However, as a general rule, it's recommended to keep the voltage drop below 1V to ensure reliable operation and minimize power losses.
  • The TMMBAT46 is rated for operation up to 150°C, but the maximum junction temperature (TJ) should not exceed 125°C. For high-temperature applications, consider using a heat sink or thermal interface material to ensure the device remains within the recommended operating temperature range.
  • The TMMBAT46 does not have a built-in overcurrent protection feature. However, you can implement external overcurrent protection using a sense resistor and a comparator or a dedicated overcurrent protection IC. Refer to the application note AN4979 for more information.

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TMMBAT46 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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