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MAX15053 Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX15053 Datasheet(HTML) 4 Page - Maxim Integrated Products |
4 / 21 page High-Efficiency, 2A, Current-Mode Synchronous, Step-Down Switching Regulator 4 ______________________________________________________________________________________ Typical Operating Characteristics (VIN = 5V, VOUT = 1.8V, ILOAD = 2A, Circuit of Figure 5, TA = +25NC, unless otherwise noted.) OUTPUT VOLTAGE vs. OUTPUT CURRENT 1.89 1.87 1.85 1.83 1.81 1.79 1.77 1.75 OUTPUT CURRENT (A) 0 0.5 1.0 2.0 1.5 2.5 3.0 VOUT = 5V VOUT = 3.3V OUTPUT VOLTAGE vs. SUPPLY VOLTAGE 1.89 1.87 1.85 1.83 1.81 1.79 1.77 1.75 SUPPLY VOLTAGE (V) 2.7 3.2 3.7 4.7 4.2 5.2 IOUT = 0.5A SWITCHING FREQUENCY vs. INPUT VOLTAGE INPUT VOLTAGE (V) 920 940 960 980 1000 1020 1040 1060 1080 1100 900 2.7 3.2 3.7 4.7 4.2 5.2 EFFICIENCY vs. OUTPUT CURRENT (SKIP MODE) OUTPUT CURRENT (mA) 55 60 65 70 75 80 85 90 95 100 50 VIN = 3.3V VOUT = 2.5V VOUT = 1.5V VOUT = 1.8V VOUT = 1.2V EFFICIENCY vs. OUTPUT CURRENT (SKIP MODE) OUTPUT CURRENT (mA) 55 60 65 70 75 80 85 90 95 100 50 VIN = 5V VOUT = 3.3V VOUT = 2.5V VOUT = 1.5V VOUT = 1.8V VOUT = 1.2V EFFICIENCY vs. OUTPUT CURRENT (PWM MODE) OUTPUT CURRENT (mA) 2000 1600 1200 800 400 55 60 65 70 75 80 85 90 95 100 50 0 2400 VOUT = 2.5V VOUT = 1.8V VOUT = 1.2V VIN = 3.3V VOUT = 1.5V EFFICIENCY vs. OUTPUT CURRENT (PWM MODE) OUTPUT CURRENT (mA) 2000 1600 1200 800 400 55 60 65 70 75 80 85 90 95 100 50 0 2400 VOUT = 3.3V VOUT = 1.8V VOUT = 1.2V VIN = 5V VOUT = 2.5V VOUT = 1.5V |
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