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DFA20E12D12 Datasheet(PDF) 4 Page - Power-One |
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DFA20E12D12 Datasheet(HTML) 4 Page - Power-One |
4 / 4 page 4 DFA20 SERIES – DUAL OUTPUT Typical Performance: (Tc=25°C, Vin=Nom VDC, Rated Load) 85 80 75 70 040 30 20 LINE = 18VDC LINE = 12VDC LINE = 9VDC 10 50 60 70 80 90 100 12 VOLT EFFICIENCY Vs. LOAD LOAD (%) 85 80 75 70 915 13 14 17 16 12 11 100% FULL LOAD 50% FULL LOAD 10 18 12 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 90 80 85 75 70 040 30 20 LINE = 36VDC LINE = 24VDC LINE = 18VDC 10 50 60 70 80 90 100 24 VOLT EFFICIENCY Vs. LOAD LOAD (%) 90 85 80 75 18 30 26 28 34 32 24 22 100% FULL LOAD 50% FULL LOAD 20 36 24 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 90 80 75 60 040 30 20 LINE = 72VDC LINE = 48VDC LINE = 36VDC 10 50 60 70 80 90 100 48 VOLT EFFICIENCY Vs. LOAD LOAD (%) 90 85 80 75 70 36 60 52 56 68 64 48 44 100% FULL LOAD 50% FULL LOAD 40 72 48 VOLT EFFICIENCY Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 1.00 0.50 0.75 0.25 0.00 040 30 20 100% LOAD 50% LOAD 10 50 60 70 80 48 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 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%. 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. 2.0 1.0 1.5 0.5 0.0 016 12 8 100% LOAD 50% LOAD 420 24 28 32 36 24 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) 3.5 3.0 2.0 2.5 1.0 1.5 0.5 0.0 08 6 4 100% LOAD 50% LOAD 210 12 14 16 18 12 VOLT INPUT CURRENT Vs. LINE INPUT VOLTAGE LINE INPUT (VOLTS) |
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