Rev. 1.3
14
https://www.hartmann-electronic.com/
3.4.3
Power Supply
The power supply has the following main features:
•
250W 3U x 8HP
•
Meet IEC 61000-3-2 harmonic correction
•
Internal OR-ing diodes for N+1 redundancy
•
Hot - swappable
•
Third-wire current sharing
•
EMI meet EN 55022 / FCC class A
•
CE marking compliance
•
Fully compliant with PICMG
Technical data
INPUT SPECIFICATION
Input Voltage
Typ. 90-264Vac.
Power Factor Correction
Meet Harmonic Correction IEC 61000-3-2. Power Factor typ. 0.95-
0.97.
Input Connector
Positronic 47-pin PCIH47M400A1.
Input Frequency
47-63Hz.
Inrush Current
Less than 30A @230Vac.
Input Current
2.8A @115Vac/1.4A @230Vac.
Dielectric Withstand
Meet IEC 60950-1 regulation.
EMI
Meet EN 55022 / FCC Class A.
Hold-up Time
5ms after power fail signal.
Earth Leakage
Less than 0.5mA @230Vac.
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 and thermostat for thermal sensor at [DEG#] pin.
OUTPUT SPECIFICATION
Output Voltage
+5V, +3.3V, +12V, -12V
Output Current
+5V: 33.0A, +3.3V: 33A, +12V: 6A, -12V: 1.5A
Output Wattage
Typ. 250W continuous.
Output Connector
Positronic 47-pin PCIH47M400A1.
Line Regulation
Typ. 0.1%.
Load Regulation
Typ. ±1-2%.
Noise & Ripple
Typ. 1% peak to peak or 50mV, whichever is greater.
OVP
Built-in at all outputs.
Adjustability
Available at VO1, VO2 & VO3.
Output Trim
Electrical trim available at VO1/VO2.[ADJ #]
Remote Sensing
Available at VO1, VO2 & VO3.
Hot-Swap
Available.
N+1 Redundancy
Installed with internal OR-ing diodes at all outputs
Current Sharing
Third-wire current sharing at VO1, VO2 & VO3.
Power OK Signal
Available for all output.
Over Current Protection (OCP)
Installed at each rail.
Overload Protection (OLP)
Fully protected against output overload or short circuit. Typical
120% max. load
GENERAL SPECIFICATION
Efficiency
Typ. 76-77 %.
Switching Frequency
120K Hz.
