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TPS76718QDG4 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS76718QDG4 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 24 page TPS76715Q, TPS76718Q, TPS76725Q, TPS76727Q TPS76728Q, TPS76730Q, TPS76733Q, TPS76750Q, TPS76701Q FAST TRANSIENT RESPONSE 1A LOW DROPOUT LINEAR REGULATORS SLVS208I − MAY 1999 − REVISED JANUARY 2004 www.ti.com 7 electrical characteristics over recommended operating free-air temperature range, VI = VO(typ) + 1 V, IO = 1 mA, EN = 0 V, Co = 10 mF (unless otherwise noted) (continued) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Minimum input voltage for valid RESET IO(RESET) = 300 µA 1.1 V Trip threshold voltage VO decreasing 92 98 %VO Reset Hysteresis voltage Measured at VO 0.5 %VO Reset Output low voltage VI = 2.7 V, IO(RESET) = 1 mA 0.15 0.4 V Leakage current V(RESET) = 5 V 1 µA RESET time-out delay 200 ms Input current (EN) EN = 0 V −1 0 1 A Input current (EN) EN = VI −1 1 µA TPS76728 IO = 1 A, TJ = 25°C 500 TPS76728 IO = 1 A, TJ = −40°C to 125°C 825 TPS76730 IO = 1 A, TJ = 25°C 450 Dropout voltage (1) TPS76730 IO = 1 A, TJ = −40°C to 125°C 675 mV Dropout voltage (1) TPS76733 IO = 1 A, TJ = 25°C 350 mV TPS76733 IO = 1 A, TJ = −40°C to 125°C 575 TPS76750 IO = 1 A, TJ = 25°C 230 TPS76750 IO = 1 A, TJ = −40°C to 125°C 380 (1) IN voltage equals VO(typ) − 100 mV; TPS76701 output voltage set to 3.3 V nominal with external resistor divider. TPS76715, TPS76718, TPS76725, and TPS76727 dropout voltage limited by input voltage range limitations (i.e., TPS76730 input voltage needs to drop to 2.9 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, 9 Power supply ripple rejection vs Frequency 10 Output spectral noise density vs Frequency 11 Input voltage (min) vs Output voltage 12 Zo Output impedance vs Frequency 13 VDO Dropout voltage vs Free-air temperature 14 Line transient response 15, 17 Load transient response 16, 18 VO Output voltage vs Time 19 Dropout voltage vs Input voltage 20 Equivalent series resistance (ESR) vs Output current 22 − 25 |
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