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B0503S-1WR2 - Mornsun Power

Description: DC/DC Unregulated Power Supply Module

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PCB Footprints
B0503S-1WR2 - Mornsun Power PCB footprint - Other - Other - B0503S-1WR2-1
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3D Models
B0503S-1WR2 - Mornsun Power  - 3D model - Other - B0503S-1WR2-1
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B0503S-1WR2 Details

  • Manufacturer Part Number:

    B0503S-1WR2

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SIP-4

  • ECCN Code:

    EAR99

  • Manufacturer:

    MORNSUN

  • YTEOL:

    5

  • Analog IC - Other Type:

    DC-DC UNREGULATED POWER SUPPLY MODULE

  • Approvals:

    UL, CB, CE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PSIP-T4

  • Length:

    11.6 mm

  • Line Regulation-Max:

    1.5%

  • Load Regulation-Max:

    18%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.303 A

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SIP

  • Package Equivalence Code:

    SIP4,.2

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Protections:

    SHORT CIRCUIT

  • Qualification Status:

    Not Qualified

  • Ripple Voltage (Main Out):

    0.053025 Vrms

  • Seated Height-Max:

    10.41 mm

  • Surface Mount:

    NO

  • Technology:

    HYBRID

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Total Power Output-Max:

    1 W

  • Trim/Adjustable Output:

    NO

  • Width:

    6 mm

B0503S-1WR2 Frequently Asked Questions (FAQs)

  • MORNSUN recommends a PCB layout with a large copper area connected to the tab of the device to dissipate heat effectively. A minimum of 1 oz copper thickness is recommended.
  • Yes, the B0503S-1WR2 is designed to withstand vibrations up to 10G peak acceleration, making it suitable for use in high-vibration environments.
  • To ensure reliability in high-temperature applications, MORNSUN recommends derating the output power by 2.5% per degree Celsius above 40°C. Additionally, ensure good airflow and a clean, dry environment.
  • MORNSUN recommends using a low-ESR ceramic capacitor with a value of 10uF to 22uF, rated for the input voltage range, to filter the input voltage and reduce ripple.
  • Yes, multiple B0503S-1WR2 converters can be paralleled to increase the output power. However, MORNSUN recommends using a master-slave configuration and ensuring that the output voltages are matched to within 1% to prevent current imbalance.

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B0503S-1WR2 Overview

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