Discontinued (May, 2023)

Released 2003
Rated Input: DC18 - 36V, DC36 - 76V *
Rated Output Wattage: 45 - 102W
Rated Output Voltage: 1.5V,1.8V,2.5V,3.3V,5V,6V,12V,15V
*Input voltage range depends on model
Warranty Period 5-year

Recommended Model for Replacement

Type Model Name Released Catalog
Instruction Manuals
Documents for replacement
Bus Converter・Power Module type CHS80 2011
  • Catalog
  • Instruction Manuals
  • Bus Converter・Power Module type CHS120 2016
  • Catalog
  • Instruction Manuals
    • * For further information and how to use, please see in Cosel product catalog.

    Features of CES

    • Compact DC-DC Converter, "BRICK SIZE" which has been standard size for Telecommunication Market
    • High efficiency
    • High density
    • High reliability: not built-in aluminum and tantalum electrolytic capacitor
    • Built-in overcurrent, overvoltage and thermal protection circuits
    • Built-in remote ON/OFF

    Ordering Information and Options

    CE(1)  S(2)  48(3)  018(4)  -  30(5)  -  (6)  

    (1) Series name
    (2) Single output
    (3) Input voltage
      24: DC18 - 36V
      48: DC36 - 76V
    (4) Output voltage
      015: 1.5V
      018: 1.8V
      025: 2.5V
      033: 3.3V
      050: 5V
      060: 6V
      120: 12V
      150: 15V
    (5) Output current
    (6) Optional
      S: SMD
      R: with Remote ON/OFF
        Positive logic control
      V: Ouput voltage setting ±1%
      N: Auto restart from thermal protection

    Product Line-up

    Product Name Output Wattage Output Voltage・Current
    CES24033-25 82.5W 3.3V 25A
    CES24050-16 80.0W 5V 16A
    CES24120-6 72.0W 12V 6.0A
    CES24150-4 60.0W 15V 4.0A
    CES48015-30 45.0W 1.5V 30.0A
    CES48018-30 54.0W 1.8V 30.0A
    CES48025-25 62.5W 2.5V 25.0A
    CES48033-25 82.5W 3.3V 25.0A
    CES48050-16 80.0W 5V 16.0A
    CES48120-6 72.0W 12V 6.0A
    CES48150-4 60.0W 15V 4.0A
    CES48033-30 99.0W 3.3V 30.0A
    CES48050-20 100.0W 5V 20.0A
    CES48060-17 102.0W 6V 17.0A
    • * For further information and how to use, please see in Cosel product catalog.
    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.