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TPS72101 Datasheet(PDF) 5 Page - Texas Instruments |
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TPS72101 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 14 page TPS72101, TPS72115 TPS72116, TPS72118 SLVS352B – DECEMBER 2001 – REVISED MAY 2002 www.ti.com 5 TYPICAL CHARACTERISTICS Figure 1 1.7995 1.7996 1.7997 1.7998 1.7999 1.8000 1.8001 1.8002 0 30 60 90 120 150 IO – Output Current – mA TPS72118 OUTPUT VOLTAGE vs OUTPUT CURRENT VI = 2.8 V Co = 1 µF TJ = 25° C Figure 2 TJ – Junction Temperature – °C TPS72118 OUTPUT VOLTAGE vs JUNCTION TEMPERATURE IO = 150 mA IO = 1 mA VI = 2.8 V Co = 1 µF 1.7900 1.7920 1.7940 1.7960 1.7980 1.8000 1.8020 1.8040 –40 –25 –10 5 20 35 50 65 80 95 110 125 Figure 3 0 100 200 300 400 500 600 700 –40 –25 –10 5 20 35 50 65 80 95 110 125 TJ – Junction Temperature – °C TPS72118 GROUND CURRENT vs JUNCTION TEMPERATURE IO = 150 mA VI = 2.8 V Co = 1 µF IO = 1 mA Figure 4 0 100 300 400 500 600 700 IO – Output Current – mA TPS72118 GROUND CURRENT vs OUTPUT CURRENT TJ = 25° C TJ = 125° C 0 60 90 120 150 TJ = –40° C VI = 2.8 V Co = 1 µF 30 200 Figure 5 TPS72118 OUTPUT SPECTRAL NOISE DENSITY vs FREQUENCY 0 0.5 1 1.5 2 2.5 100 1 k 10 k 100 k f – Frequency – Hz IO = 1 mA VI = 2.8 V Co = 1 µF IO = 150 mA Figure 6 f – Frequency – Hz IO = 1 mA VI = 2.8 V Co = 1 µF IO = 150 mA TPS72118 OUTPUT IMPEDANCE vs FREQUENCY 1 0.1 0.01 1 10 100 1 k 10 k 10 100 k 1 M 10 M 0.001 100 1 k Figure 7 IO = 150 mA IO = 10 mA VI = 2.8 V Co = 1 µF TJ – Junction Temperature – °C TPS72118 DROPOUT VOLTAGE vs JUNCTION TEMPERATURE 0 50 100 150 200 250 –40 –25 –10 5 203550658095 110 125 Figure 8 0 10 20 30 40 50 60 70 1 10 100 1 k 10 k 100 k 1 M f – Frequency – Hz TPS72118 POWER SUPPLY RIPPLE REJECTION vs FREQUENCY VI = 2.8 V Co = 1 µF IO = 150 mA Figure 9 TPS72118 OUTPUT VOLTAGE, ENABLE VOLTAGE vs TIME (START-UP) t – Time – µs 0 150 100 50 200 200 350 300 400 450 500 VI = 2.8 V VO = 1.8 V IO = 150 mA Co = 1 µF 1 2 1 0 2 3 VEN VO 0 |
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