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TPS76928 Datasheet(PDF) 5 Page - Texas Instruments |
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TPS76928 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 16 page TPS76901, TPS76912, TPS76915, TPS76918, TPS76925 TPS76927, TPS76928, TPS76930, TPS76933, TPS76950 ULTRALOW-POWER 100-mA LOW-DROPOUT LINEAR REGULATORS SLVS203D – JUNE 1999 – REVISED APRIL 2000 5 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating free-air temperature range, VI = VO(typ) + 1 V, IO = 100 mA, EN = 0 V, CO = 4.7 µF (unless otherwise noted) (continued) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT FB input current FB = 1.224 V (TPS76901) –1 1 µA High level enable input voltage 2.7 V < VI < 10 V 1.7 V Low level enable input voltage 2.7 V < VI < 10 V 0.9 V Power supply ripple rejection f = 1 kHz, CO = 10 µF, TJ = 25°C, See Note 4 60 dB Input current (EN) EN = 0 V –1 0 1 µA Input current (EN) EN = VI –1 1 µA IO = 50 mA, TJ = 25°C 60 TPS76928 IO = 50 mA, TJ = –40°C to 125°C 125 TPS76928 IO = 100 mA, TJ = 25°C 122 IO = 100 mA, TJ = –40°C to 125°C 245 IO = 50 mA, TJ = 25°C 57 TPS76930 IO = 50 mA, TJ = –40°C to 125°C 115 TPS76930 IO = 100 mA, TJ = 25°C 115 Dropout voltage (See Note 6) IO = 100 mA, TJ = –40°C to 125°C 230 mV Dropout voltage (See Note 6) IO = 50 mA, TJ = 25°C 48 mV TPS76933 IO = 50 mA, TJ = –40°C to 125°C 100 TPS76933 IO = 100 mA, TJ = 25°C 98 IO = 100 mA, TJ = –40°C to 125°C 200 IO = 50 mA, TJ = 25°C 35 TPS76950 IO = 50 mA, TJ = –40°C to 125°C 85 TPS76950 IO = 100 mA, TJ = 25°C 71 IO = 100 mA, TJ = –40°C to 125°C 170 NOTES: 4. Minimum IN operating voltage is 2.7 V or VO(typ) + 1 V, whichever is greater. Maximum IN voltage 10 V, minimum output current 10 µA, maximum output current 100 mA. 6. IN voltage equals VO(Typ) – 100mV; TPS76901 output voltage set to 3.3V nominal with external resistor divider. TPS76912, TPS76915, TPS76918, TPS76925, and TPS76927 dropout voltage limited by input voltage range limitations. TYPICAL CHARACTERISTICS Table of Graphs FIGURE VO Output voltage vs Output current 1, 2, 3 VO Output voltage vs Free-air temperature 4, 5, 6 Ground current vs Free-air temperature 7 Output spectral noise density vs Frequency 8 Zo Output impedance vs Frequency 9 VDO Dropout voltage vs Free-air temperature 10 Ripple rejection vs Frequency 11 LDO startup time 12 Line transient response 13, 15 Load transient response 14, 16 Equivalent series resistance (ESR) vs Output current 17, 19 Equivalent series resistance (ESR) vs Added ceramic capacitance 18, 20 |
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