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WRB4812S-3WR2 - Mornsun Power

Description: SIP,21.9x9.2mm Isolated Power Modules ROHS 12V 3W isolated DC/DC converter

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PCB Footprints
WRB4812S-3WR2 - Mornsun Power PCB footprint - Other - Other - SIP-8
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3D Models
WRB4812S-3WR2 - Mornsun Power  - 3D model - Other - SIP-8
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WRB4812S-3WR2 Details

  • Manufacturer Part Number:

    WRB4812S-3WR2

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • Manufacturer:

    MORNSUN

  • YTEOL:

    6

  • Analog IC - Other Type:

    DC-DC REGULATED POWER SUPPLY MODULE

  • Input Voltage-Max:

    75 V

  • Input Voltage-Min:

    36 V

  • Input Voltage-Nom:

    48 V

  • Number of Functions:

    1

  • Number of Outputs:

    2

  • Number of Terminals:

    7

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.25 A

  • Output Voltage-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    SIP7/8,.1

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Qualification Status:

    Not Qualified

  • Surface Mount:

    NO

  • Temperature Grade:

    INDUSTRIAL

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

    NOT SPECIFIED

  • Total Power Output-Max:

    3 W

WRB4812S-3WR2 Frequently Asked Questions (FAQs)

  • MORNSUN provides a recommended PCB layout in their application note AN020, which includes guidelines for component placement, thermal management, and EMI reduction.
  • The WRB4812S-3WR2 has a maximum operating temperature of 85°C. To ensure reliable operation, ensure good airflow, use a heat sink if necessary, and follow the derating guidelines in the datasheet.
  • The maximum output capacitance is not explicitly stated in the datasheet. However, as a general rule, it's recommended to keep the output capacitance below 10uF to avoid stability issues. Consult with MORNSUN's technical support for specific guidance.
  • Yes, the WRB4812S-3WR2 can be used in redundant or parallel configurations. However, additional circuitry and design considerations are required to ensure proper operation and fault tolerance. Consult with MORNSUN's technical support for guidance.
  • The typical efficiency of the WRB4812S-3WR2 is around 85-90% depending on the input voltage, output voltage, and load conditions. Refer to the datasheet's efficiency curves for more information.

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WRB4812S-3WR2 Overview

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