CBS502428

To be discontinued by (May, 2024)

Released 2001

Features of CBS502428

• 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)  50(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 DC18 - 36V
Output Wattage 50.4W
Voltage/Current 28V 1.8A
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

Heat sink

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.