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in power supply technology

SFSseries

SFS20

  • Production discontinued (May 20, 2024)
  • UL60950-1
  • C-UL (CSA60950-1)
  • EN62368-1
  • RoHS
    UL・C-UL
    TUV
    CE
    UKCA
Rated Input：DC36 - 76V
Rated Output Wattage：20W
Output Voltage：1.5V,1.8V,2.5V,3.3V,5V

*Product names under 2.5v output to discontinued（May,2023）

• SMD mounting type and through-hole mounting type
• Parallel operation is possible
• Built-in remote ON/OFF, alarm

Free warranty period 5-year

Release year: 2005

Technical features

  • Parallel Operation
  • Remote Control
  • Alarm
Type Model number Description PDF DXF
Instruction manual

*Some documents may not be listed. Please contact us for more details.

CAD data download

CAD data DXF Standard model
Safety certification
EU Declaration of Conformity
UK Declaration of Conformity

SF(1)  S(2)  20(3)  48(4)  3R3(5)  B(6)  

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

SFS20 specifications (overview)

Product SFS20481R5 SFS20481R8 SFS20482R5 SFS20483R3 SFS204805
Input voltage DC36 - 76V DC36 - 76V DC36 - 76V DC36 - 76V DC36 - 76V
Output Wattage 13.5W 14.4W 17.5W 19.8W 20.0W
Voltage・Current 1.5V 9.0A 1.8V 8.0A 2.5V 7.0A 3.3V 6.0A 5.0V 4.0A
Voltage variable range
Applicable standards Safety Certifications UL60950-1, C-UL (CSA60950-1) , EN62368-1
Structure External dimensions (W×H×D) 38.7x5.0x27.2mm [1.52x0.197x1.07 inches]
Cooling method Convection/Forced air
Technical data Characteristic data
Estimated life data - - - - -
EMC data
Reliability
MTBF

* For further information and how to use, please see in Cosel product catalog.

Recommended replacement products

  • MGS30

    • Active
    • UL60950-1
    • C-UL
    • EN62368-1
    • RoHS

    Rated Input: DC9 - 18V, DC18 - 36V, DC36 - 76V
    Rated Output Wattage: 30W
    Rated Output Voltage: 3.3V,5V,12V,15V

  • MGFS30

    • Active
    • UL60950-1
    • C-UL
    • EN62368-1
    • RoHS

    Rated Input: DC9 - 36V, DC18 - 76V
    Rated Output Wattage: 30W
    Rated Output Voltage: 3.3V,5V,12V,15V