To be discontinued by (April, 2025)

Released 2003

Recommended Model for Replacement

Type Product Name Released Catalog
Instruction Manuals
Documents for replacement
PCB Mount type MGS30483R3 2010
  • Catalog
  • Instruction Manuals
  • PCB Mount type MGFS30483R3 2010
  • Catalog
  • Instruction Manuals
    • * For further information and how to use, please see in Cosel product catalog.

    Features of SFS30483R3

    • SMD mounting type and through-hole mounting type
    • High efficiency (synchronous rectifier circuit)
    • Parallel operation is possible
    • Built-in overcurrent, overvoltage and lowvoltage circuits
    • Built-in remote ON/OFF, alarm
    • High reliability: not built-in aluminum and tantalum electrolytic capacitor

    Ordering Information and Options

    SF(1)  S(2)  30(3)  48(4)  3R3(5)  B(6)  

    (1) Series name
    (2) Single output
    (3) Output wattage
    (4) Input voltage
       24: DC18 - 36V
       48: DC36 - 76V
    (5) Output voltage
    (6) Mounting type
      (Soldering process)
       B: SMD (Pb-free solder)
       C: DIP (Pb-free solder)


    Contents Specifications
    Input Voltage DC36 - 76V
    Output Wattage 29.7W
    Voltage/Current 3.3V 9.0A
    Adjustable  Voltage Range -
    Protection Circuit And Others Overcurrent Protection Works over 103% of rating
    Overvoltage Protection Works at 120 - 140% of rating
    Remote ON/OFF Provided (RC open: ON, short between RC and +Vin: OFF)
    Remote Sensing -
    Others -
    Operating Temperature/Humidity -40 to +85℃, 20 - 95%RH (Non condensing)
    Safety And Noise Regulations Agency Approvals (At only AC input) UL60950-1, C-UL (CSA60950-1) , EN62368-1
    Conducted Noise -
    High Attenuation -
    Others Dimensions (WxHxD) 38.7x8.0x31.2mm [1.52x0.315x1.23 inches]
    Weight 20g max
    Cooling Method Convection/Forced air
    Warranty Period 5-year
    • * For further information and how to use, please see in Cosel product catalog.

    Documents Download

    Technical Data
    CAD Data DXF
    • * For another documents aren't listed, please feel free to contact to a Cosel representative.
    Table1 Product Status Information
    No. Product Status Definition
    1 New Product New Product. Recommended for new design.
    2 Recommended Recommended for new design.
    3 blank Product in mass production
    4 NRND Not recommended for new design.
    5 To be discontinued PDN (Product Discontinuation Notice) is issued and LTB (Last Time Buy) is under consideration.
    6 Discontinued LTB order is no longer available.