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PQ60018EGL20 Datasheet(PDF) 5 Page - SynQor Worldwide Headquarters |
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PQ60018EGL20 Datasheet(HTML) 5 Page - SynQor Worldwide Headquarters |
5 / 13 page Product # PQ60018EGL20 Phone 1-888-567-9596 www.synqor.com Doc.# 005-2EG618G Rev. B 1/22/08 Page 5 Input: Input: Output: Output: Current: Current: PPackage: ackage: 35-75 V 35-75 V 1.8 V 1.8 V 20 A 20 A Eighth-brick Eighth-brick T Technical S echnical Specification pecification 60 65 70 75 80 85 90 95 0 2 4 6 8 10 12 14 16 18 20 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. 80 81 82 83 84 85 86 87 88 0 100 200 300 400 500 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). 0 1 2 3 4 5 6 7 0 2 4 6 8 10 12 14 16 18 20 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. 0.0 1.0 2.0 3.0 4.0 5.0 0 100 200 300 400 500 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). 0 2 4 6 8 10 12 14 16 18 20 025 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) 50 LFM (0.25 m/s) Figure 5: Maximum output power derating curves vs. ambient air tem- perature for airflow rates of 50 LFM through 400 LFM with air flowing across the converter from pin 3 to pin 1 (nominal input voltage). Figure 6: Thermal plot of converter at 20 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 (nominal input voltage). Semiconductor junction temperature is within 1°C of surface temperature |
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