
Power Supply Unit • 37
4.3 CompactPCI ETT PSU: cPS-P325/AC
Features
• 250W 3U x 8HP Eurocard package
• Meets EN 61000-3-2 active power factor correction
• Internal OR-ing diodes for N+1 redundancy
• Hot-swappable
• Active current sharing
• EMI meets EN 55022 / FCC CLASS A
• CE marking compliance
• Fully compliant with PICMG
Specifications
• Operating Temperature Range: -25°C
to +50°C
• Storage Temperature:
-40 to +85
°C
• Temperature Coefficient: Typ. ±0.3% /
°C
• Cooling: > 400 LFM moving air required to achieve full rated power
• Dimensions: Eurocard 3U x 8HP x 160mm CompactPCI format
• Efficiency: 81.5-82.6% typical
• Switching Frequency:
135K Hz
• Safety: IEC60950-1,CSA60950-1 & China CCC
• Circuit Topology: forward circuit
Input Characteristics
• Input Voltage: Typ. 90-264VAC
• Power Factor Correction: meets Harmonic Correction
EN 61000-3-2
• Input Connector: CompactPCI 47-pin power connector
• Input Frequency: 47-63Hz
• Inrush Current: ess than 15A@240VAC
• Input Current: 3.6A@230VAC/ 4A@260VAC
• EMI: Meets EN55022 / FCC Class A
• Hold-up Time: 20mS after power fail signal
• Remote ON/OFF: Available at [INH#] & [EN#] pins
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