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PR045A480T032FP Datasheet(PDF) 4 Page - Vicor Corporation |
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PR045A480T032FP Datasheet(HTML) 4 Page - Vicor Corporation |
4 / 13 page Parameter Min Typ Max Unit Note Output voltage range 26 48 55 Vdc Factorized Bus voltage (Vf) set by ROS Output power 0 320 W Output current 0 6.67 Adc DC current limit 7.0 8.0 8.8 Adc IL pin floating Average short circuit current 0.5 A Auto recovery Set point accuracy 1.5 % Line regulation 0.3 0.5 % Low line to high line Load regulation 0.5 0.7 % No CD resistor Load regulation (at VTM output) 1.0 2.0 % Adaptive Loop Current share accuracy 5 10 % Efficiency Full load 97.4 % See Figure 5,6 & 7 Output overvoltage set point 56 59.4 Vdc Output ripple voltage No external bypass 2.6 4.0 % Factorized Bus, see Figure 12 With 10 µF capacitor 1.4 2.2 % Factorized Bus, See Figure 13 Switching frequency .93 1.00 1.08 MHz Fixed frequency - across entire operating range Output turn-on delay From application of power 135 230 ms See Figure 1 From PC pin high 100 µs See Figure 2 Internal output capacitance 5 µF Ceramic Factorized Bus capacitance 47 µF Output Specifications (Conditions are at 45 Vin, 48 Vf [a], full load, and 25°C ambient unless otherwise specified) SPECIFICATIONS (CONT.) Pre-Regulator Module PR045A480T032FP vicorpower.com Rev. 1.1 Page 4 of 13 |
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