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PQ60018ETA45NNS Datasheet(PDF) 6 Page - SynQor Worldwide Headquarters |
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PQ60018ETA45NNS Datasheet(HTML) 6 Page - SynQor Worldwide Headquarters |
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6 / 14 page  Product # PQ60018ETL45 Phone 1-888-567-9596 www.synqor.com Doc.# 005-2ET618F Rev. B 06/01/09 Page 6 Input: Output: Current: Package: 35-75 V 1.8 V 45 A Eighth-brick Technical Specification 0 10 20 30 40 50 25 40 55 70 85 Ambient Air Temperature (ºC) 400 LFM (2.0 m/s) 300 LFM (1.5 m/s) 200 LFM (1.0 m/s) 100 LFM (0.5 m/s) Figure 5: Maximum output power-derating curves vs. ambient air tem- perature for airflow rates of 100 LFM through 400 LFM with air flow- ing from pin 3 to pin 1(nominal input voltage). Figure 6: Thermal plot of an open frame converter at 36.5 amp load current (65.6W) with 70°C air flowing at the rate of 200 LFM. Air is flowing across the converter from 3 to pin 1 (nominal input voltage). 60 65 70 75 80 85 90 95 100 0 5 10 15 20 25 30 35 40 45 Load Current (A) 35 Vin 48 Vin 75 Vin Figure 1: Efficiency at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at 25°C. 86 87 88 89 90 91 92 93 94 100 200 300 400 Air Flow (LFM) 25º C 40º C 55º C Figure 2: Efficiency at nominal output voltage and 60% rated power vs. airflow rate for ambient air temperatures of 25°C, 40°C, and 55°C (nominal input voltage). 0 2 4 6 8 10 12 14 0 5 10 15 20 25 30 35 40 45 Load Current (A) 35 Vin 48 Vin 75 Vin Figure 3: Power dissipation at nominal output voltage vs. load current for minimum, nominal, and maximum input voltage at 25°C. 1 2 3 4 5 6 7 8 100 200 300 400 Air Flow (LFM) 25º C 40º C 55º C Figure 4: Power dissipation at nominal output voltage and 60% rated power vs. airflow rate for ambient air temperatures of 25°C, 40°C, and 55°C (nominal input voltage). PQ60018ETL45 Figures |
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