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BQ78PL116RGZT Datasheet(PDF) 8 Page - Texas Instruments |
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BQ78PL116RGZT Datasheet(HTML) 8 Page - Texas Instruments |
8 / 37 page bq78PL116 SLUSAB8B – OCTOBER 2010 – REVISED FEBRUARY 2011 www.ti.com Coulomb-Count Characteristics (1) (2) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Resolution 5 nVh Intergral nonlinearity 0.008% Snap-to-zero (deadband) ±100(3) μV (1) Shares common input with current-sense section (CCBAT, CCPACK) (2) After calibration. Accuracy is dependent on system calibration and temperature. (3) Corresponds to ±10 mA with 10-mΩ sense resistor Current-Sense (Safety) Characteristics (1) over free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Measurement range –0.312 0.312 V Minimum threshold setting 25 42 mV Accuracy(1) Short-circuit detection –20 20 mV Overcurrent detection, charge and discharge –4 4 Short-circuit detection 10 Resolution mV Overcurrent detection, charge and discharge 1.25 Short-circuit detection 0.1 3.2 Duration ms Overcurrent detection, charge and discharge 0.9 106 (1) After calibration. Accuracy is dependent on system calibration and temperature coefficient of sense resistor. Internal Temperature-Sensor Characteristics (1) over free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Measurement range –30 85 °C Resolution 0.1 °C Accuracy(1) 0 ° to 85° ±2 °C (1) After calibration. Accuracy is dependent on system calibration. LDO Voltage Characteristics (1) over free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VLDO1 LDO1 operating voltage, referenced to Load = –200 μA 2.425 2.5 2.575 V VSS VLDO2 LDO2 operating voltage, referenced to V2 Load = –2 mA 2.425 2.5 2.575 V (1) After calibration. Accuracy is dependent on system calibration. External Temperature-Sensor Characteristics over free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Measurement range –40 90 °C Resolution 0.2 °C 25 ° ±2 Accuracy(1) °C 0 ° to 85° ±2 Source current 30 50 70 µA (1) After calibration. Accuracy is dependent on system calibration. 8 Submit Documentation Feedback © 2010–2011, Texas Instruments Incorporated Product Folder Link(s): bq78PL116 |
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