CBS3502428

To be discontinued by (May, 2024)

Released 2005

Recommended Model for Replacement

Type Product Name Released Catalog
Instruction Manuals
Documents for replacement
Bus Converter・Power Module type CHS4002428 2013
  • Catalog
  • Instruction Manuals
    • * For further information and how to use, please see in Cosel product catalog.

    Features of CBS3502428

    • Compact DC-DC Converter, "HALF BRICK" 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
    • Mounting hole (M3 tapped)

    Ordering Information and Options

    CB(1)  S(2)  350(3)  48(4)  12(5)  -  (6)  

    (1) Series name
    (2) Single output
    (3) Output wattage
    (4) Input voltage
      24: DC18 - 36V
      48: DC36 - 76V
    (5) Output voltage
    (6) Optional
      R: with Remote ON/OFF
        Positive logic control
      T: with Mounting hole φ3.4 thru
      F□: with Addition of a Heat sink

    Specification

    Contents Specifications
    Input Voltage DC20 - 36V
    Output Wattage 350W
    Voltage/Current 28V 12.5A
    Adjustable  Voltage Range Fixed (TRM pin open), adjustable by external resistor
    16.8 - 30.8V
    Protection Circuit And Others Overcurrent Protection Works over 105% of rating and recovers automatically
    Overvoltage Protection 32.20 - 39.20V
    Remote ON/OFF Provided (Negative logic L: ON, H: OFF)
    Remote Sensing Provided
    Others -
    Operating Temperature/Humidity -40 to +100℃ (On aluminum base plate) , 20 - 95%RH (Non condensing) *
    Safety And Noise Regulations Agency Approvals (At only AC input) UL60950-1, C-UL, EN62368-1
    Conducted Noise -
    High Attenuation -
    Others Dimensions (WxHxD) 57.9x12.7x61.0mm [2.28x0.5x2.4 inches]
    Weight 83g max
    Cooling Method Conduction cooling (e.g. heat radiation from the aluminum base plate to the attached heat sink)
    Warranty Period 5-year
    • * For further information and how to use, please see in Cosel product catalog.

    Documents Download

    Technical Data
    CAD Data DXF
    3D CAD Data STEP
    IGES
    • * For another documents aren't listed, please feel free to contact to a Cosel representative.

    Optional Parts

    Category Part Number Description PDF DXF
    Heat sink
    F-CBS-F1 Heatsink for TUNS100, CBS, DHS200, DHS250 series.
    (Horizontal style)
    -
    F-CBS-F2 Heatsink for TUNS100, CBS, DHS200, DHS250 series.
    (Vertical style)
    -
    F-CBS-F3 Heatsink for TUNS100, CBS, DHS200, DHS250 series.
    (Horizontal style)
    -
    F-CBS-F4 Heatsink for TUNS100, CBS, DHS200, DHS250 series.
    (Vertical style)
    -
    F-CBS-F5 Heatsink for TUNS100, CBS, DHS200, DHS250 series.
    (Horizontal style)
    -
    F-CBS-F6 Heatsink for TUNS100, CBS, DHS200, DHS250 series.
    (Vertical style)
    -
    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.