H HiTRON
36-72VDC INPUT RANGE DC-DC PCB OPEN FRAME
MULTI-OUTPUT 55-60 WATTS INTERNAL SWITCHING
POWER CONVERTERS HDA55 SERIES
FEATURES:
ꢀ PCB OPEN FRAME FORMAT
ꢀ LOW PROFILE & COMPACT SIZE
ꢀ 36-72VDC NOMINAL 48VDC INPUT
ꢀ EMI MEET EN 55022 & FCC CLASS B
ꢀ CE MARKING COMPLIANCE
SPECIFICATION
INPUT SPECIFICATION
OUTPUT SPECIFICATION
Output Voltage: See Ratings Chart.
Output Current: See Ratings Chart.
Output Wattage: Typ. 55Watts continuous.
Output Connector: Molex V-M.
Input Voltage: Typ. 36-72Vdc.
nominal input 48Vdc.
Line Regulation: Typ. 0.1-0.5%.
Load Regulation: Main VO1 typ. ±1.0-2.0%.
Input Connector: Molex V-M.
Aux.VO2 typ. ±3.0-5.0%.(Stacked-on)
Aux.VO3 typ. ±2.0-3.0%.(P.R.)
Input Current: 1.5A @ nominal input 48Vdc.
Dielectric Withstand: Meet IEC 60950-1 regulation.
EMI: Meet EN 55022 & FCC Class B.
Noise & Ripple: Typ. 1% peak to peak.
OVP: Built-in at main VO1.
Adjustability: Available at main VO1.
Overload Protection (OLP): Fully protected against
output overload or short circuit.
Consult the factory for special OLP setting.
GENERAL SPECIFICATION
Efficiency: Typ. 78%.
Switching Frequency: 40K Hz.
Operating Temperature: 0 to +50°C at full load,
derating to half @ +70°C.
Circuit Topology: Fixed Frequency Flyback Circuit.
Transient Response: Typ. 2 mS following a 25%
load change.
Storage Temperature: -40°C to +85°C.
Temperature Coefficient: ±0.03%/°C.
Cooling: Convection cooling is adequate. Moving air is
recommended for operating in a confined area.
Construction: PCB open frame format.
Safety Standard: IEC 60950-1 Class I.
Power Density: 3.1Watts / Cubic Inch.
Note: Due to requests in market and advances in technology, specifications subject to change without notification.
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