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SP6659EK1 Datasheet(PDF) 5 Page - Sipex Corporation |
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SP6659EK1 Datasheet(HTML) 5 Page - Sipex Corporation |
5 / 11 page 5 Date: 9/25/06 Rev C SP6659 1.5MHz, 600mA Synchronous Buck Regulator © 2006 Sipex Corporation Figure 17: Efficiency Vs. Load Current, Vout =1.2V Figure 15: Efficiency Vs. Load Current, Vout =1.5V Figure 13: Efficiency Vs. Load Current, Vout =2.5V 2.5Vout Efficiency Vs Output Current 40 50 60 70 80 90 100 1 10 100 1000 Output Current (mA) Vin=2.7V Vin=3.3V Vin=4.2V Figure 18: Load Regulation Vout =1.2V 1.2Vout Load Regulation 1.190 1.200 1.210 1.220 1.230 0 100 200 300 400 500 600 700 Output Current (mA) Vin=4.2V Vin=3.3V Vin=2.7V 1.5Vout Load Regulation 1.480 1.490 1.500 1.510 1.520 0 100 200 300 400 500 600 700 Output Current (mA) Vin=4.2V Vin=3.3V Vin=2.7V 2.5Vout Load Regulation 2.480 2.490 2.500 2.510 2.520 0 100 200 300 400 500 600 700 Output Current (mA) Vin=4.2V Vin=3.3V Vin=2.7V Figure 16: Load Regulation Vout =1.5V Figure 14: Load Regulation Vout =2.5V TYPICAL PERFORMANCE CHARACTERISTICS Refer to the typical application schematic, VOUT = 1.8V, TAMB= +27°C 1.5Vout Efficiency Vs Output Current 40 50 60 70 80 90 100 1 10 100 1000 Output Current (mA) Vin=2.7V Vin=3.3V Vin=4.2V 1.2Vout Efficiency Vs Output Current 40 50 60 70 80 90 100 1 10 100 1000 Output Current (mA) Vin=2.7V Vin=3.3V Vin=4.2V |
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