Welcome To Roberts Warr Electronics Limited

FEATURES:

200W 3U X 9HP EUROCARD PACKAGE
36-72VDC NOMINAL 48VDC INPUT
INTERNAL OR-ING DIODES FOR N+1 REDUNDANCY
HOT-SWAPPABLE
THIRD-WIRE CURRENT SHARING
EMI MEET FCC CLASS B
CE MARKING COMPLIANCE
FULLY COMPLIANT WITH PICMG

FEATURES

INPUT SPECIFICATION

Input Voltage: Typ. 36-72Vdc,nominal input 48Vdc.
Input Connector: Positronic 47-pin PCIH47M400A1.
Inrush Current: Peak 6.76A @ nominal 48Vdc.
Input Current: 5.9A @ nominal input 48Vdc at full load.
0.2A @ nominal input 48Vdc at no-load.
Dielectric Withstand: Meet IEC 60950-1 regulation.
EMI: Meet FCC Class B.
Remote ON/OFF: Available at [INH#] & [EN#] pins.
Power Fail Signal: Available at [FAL#] pin.
Status LED: <Green> means valid input voltage.
<Amber> means a critical fault.
Thermal Protection (OTP): Installed NTC for thermal
sensor at [DEG#] pin.

OUTPUT SPECIFICATION

Output Voltage: See Ratings Chart.
Output Current: See Ratings Chart.
Output Wattage: Typ. 200W continuous.
Output Connector: Positronic 47-pin PCIH47M400A1.
Line Regulation: Typ. 0.2%.
Load Regulation: Typ. ±1.0%.
Noise & Ripple: Typ 1% Pk.-Pk. or 50mV,
whichever is greater.
OVP: Built-in at all outputs.
Adjustability: Available at VO1, 2, 3 & 4.
Remote Sensing: Available at VO1,VO2 VO3 and VO4.
Hot-Swap: Available.
N+1 Redundancy: Installed with internal OR-ing diodes at
all outputs for N+1 redundancy operation.
Current Sharing: Third-wire current sharing at VO1,2 & 3.
Over Current Protection (OCP): Installed in each rail.
Overload Protection (OLP): Fully protected against output
overload or short circuit. Typical 120-150% max. load.
Consult the factory for special OLP setting.

GENERAL SPECIFICATION

Efficiency: Typ. 70 %.
Switching Frequency: 120K Hz.
Circuit Topology: Forward circuit.
Transient Response: Peak deviation is 420mV and
recovers within 39.6mS for 50% load-change.
Safety Standard: IEC 60950-1 Class I.
Construction: Eurocard 3U X 9HP X 185mm
CompactPCI format.

Operating Temperature: -5 to +50 °C at full load
with specified air flow.
Deraes linearly to 50% at +70°C.
Storage Temperature: -40 to +85 °C.
Temperature Coefficient: Typ. ±0.02% / °C.
Cooling: At least 14CFM moving air is required to
achieve full rating power 200W in a confined area.
Power Density: 2.85 Watts/ Cubic Inch.