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TPS77733DR Datasheet(PDF) 8 Page - Texas Instruments |
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TPS77733DR Datasheet(HTML) 8 Page - Texas Instruments |
8 / 26 page TPS77701, TPS77715, TPS77718, TPS77725, TPS77733 with RESET OUTPUT TPS77801, TPS77815, TPS77818, TPS77825, TPS77833 with PG OUTPUT FAST TRANSIENT RESPONSE 750mA LOW DROPOUT LINEAR REGULATORS SLVS230G − SEPTEMBER 1999 − REVISED JANUARY 2004 www.ti.com 8 electrical characteristics over recommended operating temperature range (TJ = −40 °C to 125°C), VI = VO(typ) + 1 V, IO = 1 mA, EN = 0 V, Co = 10 µF (unless otherwise noted) (continued) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Minimum input voltage for valid PG IO(PG) = 300 µA 1.1 V PG Trip threshold voltage VO decreasing 92 98 %VO PG (TPS778xx) Hysteresis voltage Measured at VO 0.5 %VO (TPS778xx) Output low voltage VI = 2.7 V, IO(PG) = 1 mA 0.15 0.4 V Leakage current V(PG) = 5 V 1 µA Input current (EN) EN = 0 V −1 0 1 A Input current (EN) EN = VI −1 1 µA TPS77733 IO = 750 mA, TJ = 25°C 260 Dropout voltage (1) TPS77733 IO = 750 mA, 427 mV Dropout voltage (1) TPS77833 IO = 750 mA, TJ = 25°C 260 mV TPS77833 IO = 750 mA, 427 (1) IN voltage equals VO(typ) − 100 mV; TPS77x01 output voltage set to 3.3 V nominal with external resistor divider. TPS77x15, TPS77x18, and TPS77x25 dropout voltage limited by input voltage range limitations (i.e., TPS77x33 input voltage needs to drop to 3.2 V for purpose of this test). TYPICAL CHARACTERISTICS Table of Graphs FIGURE VO Output voltage vs Output current 2, 3, 4 VO Output voltage vs Free-air temperature 5, 6, 7 Ground current vs Free-air temperature 8 Power supply ripple rejection vs Frequency 9 Output spectral noise density vs Frequency 10 Zo Output impedance vs Frequency 11 VDO Dropout voltage vs Input voltage 12 VDO Dropout voltage vs Free-air temperature 13 Input voltage (min) vs Output voltage 14 Line transient response 15, 17 Load transient response 16, 18 VO Output voltage vs Time 19 Equivalent series resistance (ESR) vs Output current 21 − 24 |
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