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BQ2011SN Datasheet(PDF) 16 Page - Texas Instruments |
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BQ2011SN Datasheet(HTML) 16 Page - Texas Instruments |
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16 / 21 page  16 bq2011 DC Electrical Characteristics (TA = TOPR) Symbol Parameter Minimum Typical Maximum Unit Notes VCC Supply voltage 3.0 4.25 6.5 V VCC excursion from < 2.0V to ≥ 3.0V initializes the unit. VOS Offset referred to VSR - ±50 ±150 µV DISP = VCC VREF Reference at 25°C 5.7 6.0 6.3 V IREF = 5 µA Reference at -40°C to +85°C 4.5 - 7.5 V IREF = 5 µA RREF Reference input impedance 2.0 5.0 - M Ω VREF = 3V ICC Normal operation - 90 135 µAVCC = 3.0V, DQ = 0 - 120 180 µAVCC = 4.25V, DQ = 0 - 170 250 µAVCC = 6.5V, DQ = 0 VSB Battery input 0 - VCC V RSBmax SB input impedance 10 - - M Ω 0 < VSB < VCC IDISP DISP input leakage - - 5 µAVDISP = VSS IMODE MODE input leakage -0.2 - 0.2 µA DISP = VCC IRBI RBI data-retention current - - 100 nA VRBI > VCC < 3V RDQ Internal pulldown 500 - - K Ω VSR Sense resistor input -0.3 - 2.0 V VSR >VSS = discharge; VSR < VSS = charge RSR SR input impedance 10 - - M Ω -200mV < VSR < VCC VIHPFC PFC logic input high VCC - 0.2 - - V PFC VILPFC PFC logic input low - - VSS + 0.2 V PFC VIZPFC PFC logic input Z float - float V PFC IIHPFC PFC input high current - 1.2 - µAVPFC = VCC/2 IILPFC PFC input low current - 1.2 - µAVPFC = VCC/2 VOLSL SEGX output low, low VCC - 0.1 - V VCC = 3V, IOLS ≤ 1.75mA SEG1–SEG5 VOLSH SEGX output low, high VCC - 0.4 - V VCC = 6.5V, IOLS ≤ 11.0mA SEG1–SEG5 VOHML MODE output high, low VCC VCC - 0.3 - - V VCC = 3V, IOHMODE = -5.25mA VOHMH MODE output high, high VCC VCC - 0.6 - - V VCC = 6.5V, IOHMODE = -33.0mA IOHMODE MODE source current -33 - - mA At VOHMODE = VCC - 0.6V IOLS SEGX sink current 11.0 - - mA At VOLSH = 0.4V, VCC = 6.5V IOL Open-drain sink current 5.0 - - mA At VOL = VSS + 0.3V, DQ VOL Open-drain output low - - 0.5 V IOL ≤ 5mA, DQ VIHDQ DQ input high 2.5 - - V DQ VILDQ DQ input low - - 0.8 V DQ RFLOAT Float state external impedance - 5 - M Ω PFC Note: All voltages relative to VSS. |
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