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AAT2554IRN-CAW-T1 Datasheet(PDF) 7 Page - Advanced Analogic Technologies |
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AAT2554IRN-CAW-T1 Datasheet(HTML) 7 Page - Advanced Analogic Technologies |
7 / 33 page Typical Characteristics – Step-Down Converter Line Regulation (VOUT = 1.8V) Input Voltage (V) -0.3 -0.2 -0.1 0.0 0.1 0.2 0.3 0.4 0.5 0.6 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 IOUT = 250mA IOUT = 10mA IOUT = 0mA IOUT = 50mA IOUT = 150mA Soft Start (VIN = 3.6V; VOUT = 1.8V; IOUT = 250mA; CFF = 100pF) Time (100µs/div) -5.0 -4.0 -3.0 -2.0 -1.0 0.0 1.0 2.0 3.0 4.0 5.0 -0.2 -0.4 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 VEN VO IL DC Load Regulation (VOUT = 1.2V; L = 1.5µH) Output Current (mA) -1.0 -0.5 0.0 0.5 1.0 0.1 1 10 100 1000 VIN = 5.0V VIN = 5.5V VIN = 2.7V VIN = 4.2V VIN = 3.6V Efficiency vs. Load (VOUT = 1.2V; L = 1.5µH) Output Current (mA) 30 40 50 60 70 80 90 100 0.1 1 10 100 1000 VIN = 3.6V VIN = 2.7V VIN = 5.5V VIN = 4.2V VIN = 5.0V DC Load Regulation (VOUT = 1.8V; L = 3.3µH) Output Current (mA) -1.0 -0.5 0.0 0.5 1.0 0.1 1 10 100 1000 VIN = 4.2V VIN = 3.6V VIN = 2.7V VIN = 5.5V VIN = 5.0V Efficiency vs. Load (VOUT = 1.8V; L = 3.3µH) Output Current (mA) 40 50 60 70 80 90 100 0.1 1 10 100 1000 VIN = 3.6V VIN = 2.7V VIN = 4.2V VIN = 5.0V VIN = 5.5V AAT2554 Total Power Solution for Portable Applications 2554.2007.01.1.2 7 |
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