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DFA20E48S15 Datasheet(PDF) 4 Page - Power-One |
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DFA20E48S15 Datasheet(HTML) 4 Page - Power-One |
4 / 4 page 4 DFA20 SERIES – SINGLE OUTPUT 120 100 60 CURRENT LIMIT MODE > 80 40 20 0 080 20 40 100 120 140 60 OUTPUT VOLTAGE Vs. OUTPUT LOAD OUTPUT LOAD (%) Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load) 80 85 75 70 65 60 90 040 30 20 LINE = 72VDC LINE = 48VDC LINE = 36VDC 10 50 60 70 80 90 100 48 VOLT EFFICIENCY Vs. LOAD LOAD (%) NOTES ON USING THE CURVES 1) The input currents are for 20 watts of output power. For ±5 volt output models the current is approximately 15% less. 2) The efficiency curves are for 12 volt output models. To use for other models adjust as follows: ±5 volt models subtract approximately 3%. ±15volt models add approximately 1%. 80 75 70 65 85 040 30 20 LINE = 18VDC LINE = 12VDC LINE = 9VDC 10 50 60 70 80 90 100 12 VOLT EFFICIENCY Vs. LOAD LOAD (%) 85 80 75 70 65 915 16 17 14 13 12 100% FULL LOAD 50% FULL LOAD 10 11 18 12 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 80 85 75 70 65 90 040 30 20 LINE = 36VDC LINE = 24VDC LINE = 18VDC 10 50 60 70 80 90 100 24 VOLT EFFICIENCY Vs. LOAD LOAD (%) 85 80 75 70 90 18 30 32 34 28 26 24 100% FULL LOAD 50% FULL LOAD 20 22 36 24 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 85 75 80 70 65 60 90 36 60 64 68 56 52 48 100% FULL LOAD 50% FULL LOAD 40 44 72 48 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 1.0 0.8 0.6 0.2 0.4 0.0 040 30 20 100% LOAD 50% LOAD 10 50 60 80 70 48 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 2.0 1.5 1.0 0.5 0.0 020 15 10 100% LOAD 50% LOAD 525 30 40 35 24 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 4 3 2 1 0 08 6 4 100% LOAD 50% LOAD 2 10 12 16 14 18 12 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) www.power-one.com www.power-one.com For the Most Up-To-Date Information 24 Hours/Day—7 Days/Week |
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