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TPS65811 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS65811 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 100 page  www.ti.com ELECTRICAL CHARACTERISTICS – SYSTEM SEQUENCING AND OPERATING MODES TPS65810 TPS65811 SLVS658B – MARCH 2006 – REVISED FEBRUARY 2007 Over recommended operating conditions (typical values at TJ = 25°C), application circuit as in Figure 3 (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT QUIESCENT CURRENT BAT pin current, sleep IBAT(SLEEP) Input power not detected, V(BAT) = 4.2 V, Sleep mode set 400 µA mode set BAT pin current, charge Charger function enabled by I2C, termination detected, input IBAT(DONE) 3 µA terminated power detected and selected BAT pin current, charge Charger function disabled by I2C, termination not detected, IBAT(CHGOFF) 3 µA function OFF input power detected and selected Charger function disabled by I2C, termination not detected, AC or USB pin current, IINP(CHGOFF) input power detected and selected. All integrated supplies 200 µA charge function OFF and drivers OFF, no load at OUT pin. UNDERVOLTAGE LOCKOUT Internal UVLO detection NO POWER mode set at V(OUT) < VUVLO, VUVLO –3% 2.5 3% V threshold V(OUT) decreasing UVLO detection VUVLO_HYS V(OUT) increasing 120 mV hysteresis UVLO detection deglitch tDGL(UVLO) Falling voltage only 5 ms time SYSTEM LOW VOLTAGE THRESHOLD Minimum system voltage System voltage V(SYS_IN) decreasing, SLEEP mode set if VLOW_SYS 0.97 1 1.03 V detection threshold V(SYS_IN) < VLOW_SYS Minimum system voltage VHYS(LOWSYS) V(SYS_IN) increasing 50 mV detection hysteresis tDGL(LOWSYS) Minimum system voltage V(SYS_IN) decreasing 5 ms detection deglitch time THERMAL FAULT TSHUT Thermal shutdown Increasing junction temperature 165 °C Thermal shutdown THYS(SHUT) Decreasing junction temperature 30 °C hysteresis INTEGRATED SUPPLY POWER FAULT DETECTION Power good fault Falling output voltage, applies to all integrated supply outputs. VPGOOD 84% 90% 96% detection threshold Referenced to the programmed output voltage value Power good fault Rising output voltage, applies to all integrated supply outputs. VHYS(PGOOD) 3% 5% 7% detection hysteresis Referenced to VPGOOD threshold HOT RESET FUNCTION VHRSTON Low level input voltage RESET mode set at V(HOT_RESET) < VHRSTON 0.4 V VHRSTOFF High level input voltage HOT reset not active at V(HOT_RESET) > VHRSTOFF 1.3 V tDGL(HOTRST) Hot reset input deglitch 5 ms SYSTEM RESET – OPEN DRAIN OUTPUT RESPWRON VRSTLO Low level output voltage IIL = 10 mA, V(RESPWRON ) < VRSTLO 0 0.3 V ITRSTPWON Pull-up current source Internally connected to TRSTPWRON pin 0.9 1.0 1.2 µA KRESET Reset timer constant TRESET = KRESET × CTRSTPWON 1 ms/nF Copyright © 2006–2007, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): TPS65810 TPS65811 |
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