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PQ60120QTA12PNS Datasheet(PDF) 5 Page - SynQor Worldwide Headquarters |
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PQ60120QTA12PNS Datasheet(HTML) 5 Page - SynQor Worldwide Headquarters |
5 / 13 page Product # PQ60120QTA12 Phone 1-888-567-9596 www.synqor.com Doc.# 005-2QT612C Rev. A 10/4/04 Page 5 T Technical S echnical Specification pecification Input: Input: Output: Output: Current: Current: PPackage: ackage: 35-75 V 35-75 V 12 V 12 V 12 A 12 A Quarter-brick Quarter-brick 88 89 90 91 92 93 94 0 100 200 300 400 500 Air Flow (LFM) 25 C 40 C 55 C 3 4 5 6 7 8 9 0 100 200 300 400 500 Air Flow (LFM) 25 C 40 C 55 C 65 70 75 80 85 90 95 100 0.0 1.2 2.4 3.6 4.8 6.0 7.2 8.4 9.6 10.8 12.0 Load Current (A) 35 Vin 48 Vin 75 Vin Figure 1: Efficiency at nominal output voltage vs. load current for min- imum, nominal, and maximum input voltage at 25°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 16 025 7 10 12 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. 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). 0 1 2 3 4 5 6 7 8 9 10 11 12 025 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) 0 LFM (0 m/s) Figure 5: Maximum output power derating curves vs. ambient air tem- perature for airflow rates of 0 LFM through 400 LFM with air flowing across the converter from input to output (nominal input voltage). Figure 6: Thermal plot of converter at 11.2 amp load current (134W) with 55°C air flowing at the rate of 200 LFM. Air is flowing across the converter from input to output (nominal input voltage). Semiconductor junction temperature is within 1°C of surface temperature |
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