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TPS62732 Datasheet(PDF) 9 Page - Texas Instruments |
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TPS62732 Datasheet(HTML) 9 Page - Texas Instruments |
9 / 27 page I = 1 mA 25ºC OUT DC/DC mode bypass mode 2 2.05 2.1 2.15 2.2 2.25 2.3 1.9 2 2.1 2.2 2.3 2.4 2.5 V - Input Voltage - V IN I = 20 mA -40ºC OUT I = 1 mA 85ºC OUT I = 20 mA 25ºC OUT I = 1 mA -40ºC OUT I = 20 mA 85ºC OUT ON/BYP = high automatic transition into bypass mode falling VIN 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 1.9 2.3 2.9 3.5 3.9 V - Input Voltage - V IN 2.1 2.7 2.5 3.1 3.3 3.7 T = -40°C A T = 25°C A T = 50°C A T = 60°C A T = 70°C A T = 85°C A T = -20°C A T = 0°C A DC/DC mode bypass mode 2 2.05 2.1 2.15 2.2 2.25 2.3 1.9 2 2.1 2.2 2.3 2.4 2.5 V - Input Voltage - V IN I = 1 mA -40ºC OUT I = 1 mA 25ºC OUT I = 1 mA 85ºC OUT I = 20 mA -40ºC OUT I = 20 mA OUT I = 20 mA 85ºC OUT ON/BYP = high automatic transition into bypass mode rising V IN 0 500 1000 1500 2000 2500 3000 3500 0 10 20 30 40 50 I - Output Current - mA OUT L = 2.2 H Murata LQM21PN2R2, C = 2.2 F, ON/BYP = V m m OUT IN V = 2.3 V IN V = 2.5 V IN V = 2.7 V IN V = 3 V IN V = 3.3 V IN V = 3.6 V IN TPS62730 www.ti.com SLVSAC3 – MAY 2011 TYPICAL CHARACTERISTICS (continued) Figure 9. rDS(ON) NMOS vs Input Voltage Figure 10. Automatic Transition into Bypass Mode - Falling VIN Figure 11. Automatic Transition into Bypass Mode - Rising Figure 12. Switching Frequency vs IOUT vs VIN VIN Copyright © 2011, Texas Instruments Incorporated 9 |
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