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AP3428WT-7 - Diodes Incorporated

Description: Switching Voltage Regulators DCDC Conv LV Buck TSOT25 T&R 3K

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Symbol
AP3428WT-7 - Diodes Incorporated - PCB symbol
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PCB Footprints
AP3428WT-7 - Diodes Incorporated PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - TSOT25(TYPE SM)
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3D Models
AP3428WT-7 - Diodes Incorporated - 3D model - SOT23 (5-Pin) - TSOT25(TYPE SM)
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AP3428WT-7 Details

  • Manufacturer Part Number:

    AP3428WT-7

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Package Description:

    TSOT-25, 5 PIN

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Diodes Incorporated

  • YTEOL:

    3

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.92 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.6 V

  • Output Voltage-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, VERY THIN PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.9 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1500 kHz

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    1.65 mm

AP3428WT-7 Frequently Asked Questions (FAQs)

  • A recommended PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and to use thermal vias to connect the exposed pad to the ground plane. This helps to dissipate heat efficiently.
  • To ensure stable output voltage regulation, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input voltage is within the recommended range, and that the output capacitor has a sufficient capacitance value.
  • The AP3428WT-7 is rated for operation up to 85°C ambient temperature. However, it's recommended to derate the device's power dissipation to ensure reliable operation at higher temperatures.
  • While it's possible to use a different inductor value, it's not recommended. The recommended inductor value is chosen to ensure optimal performance and stability. Using a different value may affect the regulator's stability and efficiency.
  • The AP3428WT-7 has built-in overcurrent protection. However, it's still recommended to add external protection components, such as fuses or PTC resistors, to protect the device and the system from overcurrent and short-circuit conditions.

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AP3428WT-7 Overview

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