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TPS77128DGKRG4 Datasheet(PDF) 8 Page - Texas Instruments |
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TPS77128DGKRG4 Datasheet(HTML) 8 Page - Texas Instruments |
8 / 28 page TPS77101/115/118/127/128/133/150 WITH RESET OUTPUT TPS77201/215/218/227/228/233/250 WITH POWER GOOD OUTPUT 150-mA LDO REGULATORS WITH 8-PIN MSOP PACKAGING SLVS225D – FEBRUARY 2000 – REVISED OCTOBER 2000 8 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating junction temperature range (–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 I(PG) = 300µA V(PG) ≤ 0.8 V 1.1 V PG Trip threshold voltage VO decreasing 79 85 %VO PG (TPS772xx) Hysteresis voltage Measured at VO 0.5 %VO (TPS772xx) Output low voltage VI = 2.7 V, I(PG) = 1mA 0.15 0.4 V Leakage current V(PG) = 5 V 1 µA Minimum input voltage for valid RESET I(RESET) = 300 µA 1.1 V Trip threshold voltage VO decreasing 92 98 %VO Reset Hysteresis voltage Measured at VO 0.5 %VO Reset (TPS771xx) Output low voltage VI = 2.7 V, I(RESET) = 1 mA 0.15 0.4 V Leakage current V(RESET) = 5 V 1 µA RESET time-out delay 220 ms 2 8 V Output IO = 150 mA, TJ = 25°C 150 2.8-V Output IO = 150 mA, 265 V Dropout voltage (see Note 6) 3 3 V Output IO = 150 mA, TJ = 25°C 115 mV VDO Dropout voltage (see Note 6) 3.3-V Output IO = 150 mA 200 mV 5 0 V Output IO = 150 mA, TJ = 25°C 75 5.0-V Output IO = 150 mA 115 NOTE 6: IN voltage equals VO(typ) – 100 mV; 1.5 V, 1.8 V, and 2.7 V dropout voltage limited by input voltage range limitations (i.e., 3.3 V input voltage needs to drop to 3.2 V for purpose of this test). TYPICAL CHARACTERISTICS Table of Graphs FIGURE V Output voltage vs Output current 2, 3 VO Output voltage vs Junction temperature 4, 5 Ground current vs Junction temperature 6 Power supply rejection ratio vs Frequency 7 Output spectral noise density vs Frequency 8 Zo Output impedance vs Frequency 9 V Dropout voltage vs Input voltage 10 VDO Dropout voltage vs Junction temperature 11 Line transient response 12, 14 Load transient response 13, 15 Output voltage and enable pulse vs Time 16 Equivalent series resistance (ESR) vs Output current 18 – 21 |
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