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PQ40080QGA09PNS Datasheet(PDF) 5 Page - SynQor Worldwide Headquarters |
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PQ40080QGA09PNS Datasheet(HTML) 5 Page - SynQor Worldwide Headquarters |
5 / 14 page Input: Input: Output: Output: Current: Current: PPackage: ackage: 18-75 V 18-75 V 8.0 V 8.0 V 9 A 9 A Quarter-brick Quarter-brick T Technical S echnical Specification pecification Product # PQ40080QGA09 Phone 1-888-567-9596 www.synqor.com Doc.# 005-2QG380D Rev. A 02/07/06 Page 5 64 67 70 73 76 79 82 85 88 91 94 01 234 5 678 9 Load Current (A) 18 Vin 48 Vin 75 Vin Figure 1: Efficiency at nominal output voltage vs. load current for 18V, 48V and 75V input at 25°C. 87 88 89 90 91 92 0 100 200 300 400 Air Flow (LFM) 25 C 40 C 55 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, 48V input). 0 1 2 3 4 5 6 7 8 9 10 01 23 45 67 89 Load Current (A) 18 Vin 48 Vin 75 Vin Figure 3: Power dissipation at nominal output voltage vs. load current for 18V, 48V and 75V input at 25°C. 2 3 4 5 6 0 100 200 300 400 Air Flow (LFM) 25 C 40 C 55 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, 48V input). 6 7 8 9 10 25 40 55 70 85 Ambient Air Temperature (°C) 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 across the converter from pin 3 to pin 1 (24V input). Figure 6: Thermal plot of converter at 9 amp load current with 55°C air flowing at the rate of 200 LFM. Air is flowing across the converter sideways from pin 3 to pin 1 (24V input). |
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