HDC250P-48B Datasheet, PDF (1/2 Pages) HITRON ELECTRONICS CORPORTION – 36-72VDC INPUT RANGE DC-DC CONVERTER HOT-SWAP CompactPCI QUAD OUTPUT 250 WATTS ACTIVE CURRENT SHARING SWITCHING POWER SUPPLIES

H HiTRON
36-72VDC INPUT RANGE DC-DC CONVERTER HOT-SWAP CompactPCI
QUAD OUTPUT 250 WATTS ACTIVE CURRENT SHARING SWITCHING
POWER SUPPLIES HDC250P-48B SERIES
FEATURES:
250W 3U X 8HP EUROCARD PACKAGE
36-72VDC NOMINAL 48VDC INPUT
INTERNAL OR-ING DIODES FOR
N+1 REDUNDANCY
HOT-SWAPPABLE
THIRD-WIRE CURRENT SHARING
EMI MEET EN 55022 / FCC CLASS B
CE MARKING COMPLIANCE
FULLY COMPLIANT WITH PICMG
SPECIFICATION
INPUT SPECIFICATION
Input Voltage: Typ. 36-72Vdc,nominal input 48Vdc.
Input Connector: Positronic 47-pin PCIH47M400A1.
Inrush Current: Typ. 20A @ nominal 48Vdc.
Input Current: 6.6A @ nominal input 48Vdc.
Dielectric Withstand: Meet IEC 60950-1 regulation.
EMI: Meet EN 55022 / 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. 250W continuous.
Output Connector: Positronic 47-pin PCIH47M400A1.
Line Regulation: Typ. 0.1%.
Load Regulation: Typ. ±2.0%.
Noise & Ripple: Typ.1% Pk.-Pk. or 50mV,
whichever is greater.
OVP: Built-in at all outputs.
Adjustability: Available at VO1,2&3.
Output Trim: Electrical trim available at VO1/2.[ADJ #]
Remote Sensing: Available at VO1,VO2 & VO3.
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.
Power OK Signal: Available for all outputs.
Over Current Protection (OCP): Installed in each rail.
Overload Protection (OLP): Fully protected against output
overload or short circuit. Typical 120% max. load.
Consult the factory for special OLP setting.
GENERAL SPECIFICATION
Efficiency: Typ. 79 %.
Operating Temperature: 0 to +50 °C at full load
Switching Frequency: 120K Hz.
with specified air flow.
Circuit Topology: Forward circuit.
Deraes linearly to 50% at +70°C.
Transient Response: Peak transient less than 100mV
Storage Temperature: -40 to +85 °C.
and recovers within 2mS for 25% load-change.
Temperature Coefficient: Typ. ±0.02% / °C.
Safety Standard: IEC 60950-1 Class I.
Cooling: At least 16 cfm (500 lfm) moving air is
Construction: Eurocard 3U X 8HP X 160mm
required to achieve full rating power 250W
CompactPCI format. Front panel with either
in a confined area.
Ordinary handle or Extractor handle.
Power Density: 4.58 Watts/ Cubic Inch.
Note: Due to requests in market and advances in technology, specifications subject to change without notification.
-19-
For the details of safety approval, please consult the factory.