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RB400DT146 - ROHM Semiconductor

Description: 40V, 500mA, SOT-346, Schottky Barrier Diode

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Symbol
RB400DT146 - ROHM Semiconductor - PCB symbol
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PCB Footprints
RB400DT146 - ROHM Semiconductor PCB footprint - Other - Other - SOT-346
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3D Models
RB400DT146 - ROHM Semiconductor - 3D model - Other - SOT-346
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RB400DT146 Details

  • Manufacturer Part Number:

    RB400DT146

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.70

  • Factory Lead Time:

    17 Weeks

  • Manufacturer:

    ROHM Semiconductor

  • YTEOL:

    6.08

  • Additional Feature:

    HIGH RELIABILITY

  • Application:

    GENERAL PURPOSE

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    RECTIFIER DIODE

  • Forward Voltage-Max (VF):

    0.55 V

  • JESD-30 Code:

    R-PDSO-G3

  • JESD-609 Code:

    e1

  • Moisture Sensitivity Level:

    1

  • Non-rep Pk Forward Current-Max:

    3 A

  • Number of Elements:

    1

  • Number of Phases:

    1

  • Number of Terminals:

    3

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    0.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Rep Pk Reverse Voltage-Max:

    20 V

  • Surface Mount:

    YES

  • Technology:

    SCHOTTKY

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    GULL WING

  • Terminal Position:

    DUAL

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

    10

RB400DT146 Frequently Asked Questions (FAQs)

  • A thermal pad is recommended under the IC to improve heat dissipation. A 2-layer PCB with a solid ground plane on the bottom layer and a small thermal relief pattern on the top layer is recommended.
  • To ensure stable output voltage regulation, it is recommended to use a 10uF or larger output capacitor with a low ESR (Equivalent Series Resistance) and to minimize the distance between the output capacitor and the RB400DT146.
  • Although the datasheet specifies a maximum input voltage of 6.5V, it is recommended to limit the input voltage to 5.5V or less to ensure reliable operation and to prevent damage to the internal circuitry.
  • While the RB400DT146 is rated for operation up to 105°C, it is recommended to derate the output current and to ensure good airflow or heat sinking to prevent overheating, especially in high-temperature environments.
  • Check the PCB layout for any signs of noise or oscillation, ensure the output capacitor is properly sized and placed, and verify that the input voltage is within the recommended range. Also, check for any signs of overheating or thermal issues.

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RB400DT146 Overview

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