CHS120483R3

Released 2016

Features of CHS120483R3

High efficiency 93% (CHS1204812)
Compact DC-DC Converter, "BRICK SIZE" which has been standard size for Telecommunication Market
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

CH(1)  S(2)  120(3)  48(4)  05(5)  -  (6)


(1) Series name
(2) Single output
(3) Output power
(4) Input voltage
  24: DC18 - 36V
  48: DC36 - 76V
(5) Output voltage
  3R3: 3.3V
  05: 5.0V
  12: 12V
  15: 15V
(6) Optional
  R: with Remote ON/OFF Positive logic control
  U: Shut down in protection circuit working
  S: SMD
  B: BasePlate option
  L2: Pin length 5.3mm
  L5: 5 pins option (+S, -S, TRM less)

Specification

Contents Specifications
Input Voltage DC36 - 76V
Output Wattage 99.0W
Voltage/Current 3.3V 30A
Adjustable  Voltage Range
External Resistor Calc
Fixed (TRM pin open), adjustable by external resistor
-10% / +15%
Protection Circuit And Others Overcurrent Protection Works over 105% of rating (Auto restart)
Overvoltage Protection 120 - 140% (Auto restart)
Remote ON/OFF Provided (Neqative Logic L: ON, H: OFF)
Remote Sensing Provided
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) , EN60950-1
Conducted Noise -
High Attenuation -
Others Dimensions (WxHxD) 33.0x10.5x22.86mm [1.3x0.41x0.9 inches]
33.5x12.7x23.36mm [1.32x0.5x0.92 inches] * (BasePlate Option)
Weight 19g max
28g max * (BasePlate Option)
Cooling Method Convection/Forced air/Conduction
Warranty Period 5-year
  • * For further information and how to use, please see in Cosel product catalog.

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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.