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APW7143 Datasheet(PDF) 5 Page - Anpec Electronics Coropration |
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APW7143 Datasheet(HTML) 5 Page - Anpec Electronics Coropration |
5 / 19 page Copyright © ANPEC Electronics Corp. Rev. A.1 - Apr., 2008 APW7143 www.anpec.com.tw 5 Typical Operating Characteristics VIN Input Current vs. Supply Voltage Supply Voltage, V IN (V) Current-Limit Level (Peak Current) vs. Junction Temperature Junction Temperature, T J ( o C) Output Voltage vs. Input Voltage Input Voltage, V IN (V) Output Current vs. Efficiency Output Voltage vs. Output Current Output Current, I OUT(A) Output Current, I OUT(A) Junction Temperature, T J ( oC) Reference Voltage vs. Junction Temperature 0.784 0.788 0.792 0.796 0.800 0.804 0.808 0.812 0.816 -50 -25 0 25 50 75 100 125 150 3.2 3.22 3.24 3.26 3.28 3.3 3.32 3.34 3.36 3.38 3.4 0 1 2 3 (Refer to the application circuit 1 in the section “Typical Application Circuits”, V IN=12V, VOUT=3.3V, L1=4.7µH ) 0.0 0.5 1.0 1.5 2.0 0 2 4 6 8 10 12 14 V FB=0.85V 4.5 5 5.5 6 6.5 7 -40 -20 0 20 40 60 80 100 120 140 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 10 V IN=5V, VOUT=3.3V, L1=2.2µH V IN=12V, VOUT=5V, L1=6.8µH V IN=12V, VOUT=3.3V, L1=4.7µH 3.2 3.22 3.24 3.26 3.28 3.3 3.32 3.34 3.36 3.38 3.4 4 6 8 10 12 14 I OUT=500mA |
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