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LM3280 Scheda tecnica(PDF) 11 Page - Texas Instruments |
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LM3280 Scheda tecnica(HTML) 11 Page - Texas Instruments |
11 / 27 page 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 SUPPLY VOLTAGE (V) 1.490 1.495 1.500 1.505 1.515 1.520 1.510 IOUT = 300 mA IOUT = 150 mA IOUT = 50 mA -20 0 20 40 60 80 100 AMBIENT TEMPERATURE ( oC) 1.490 1.495 1.500 1.510 1.515 1.520 -40 IOUT = 50 mA IOUT = 100 mA IOUT = 300 mA 1.505 -20 0 20 40 60 80 100 AMBIENT TEMPERATURE ( oC) 150 200 300 400 450 500 -40 VIN = 4.2V ISW = 500 mA VIN = 2.7V VIN = 3.6V 350 250 -20 0 20 40 60 80 100 AMBIENT TEMPERATURE ( oC) 150 200 300 400 450 500 -40 VIN = 4.2V ISW = -200 mA VIN = 2.7V VIN = 3.6V 250 350 LM3280 www.ti.com SNOSAU4B – OCTOBER 2006 – REVISED FEBRUARY 2013 Typical Performance Characteristics (continued) (VIN = ENBUCK = 3.6V, ENLDOx = BYP = 0V, TA = 25°C, unless otherwise noted) RDSON RDSON vs vs Temperature (P-FET) Temperature (N-FET) Figure 27. Figure 28. PWM Output Voltage vs PWM Output Voltage vs Supply Voltage Temperature (VOUT = 1.5V) (VOUT = 1.5V) Figure 29. Figure 30. Copyright © 2006–2013, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: LM3280 |
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