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BQ25871YFFR Datasheet(PDF) 7 Page - Texas Instruments |
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BQ25871YFFR Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 65 page  7 bq25871 www.ti.com SLUSCQ5 – OCTOBER 2016 Product Folder Links: bq25871 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated 6.5 Electrical Characteristics Unless otherwise noted, the specification in the following table applies over operating ambient temperature range –40 °C ≤ TA ≤ 85 °C. Typical values are for TA = 25 °C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT QUIESCENT CURRENTS IQ_OP VBUS operation quiescent current ADC disabled (ADC_EN = 0), charge disabled (CHG_EN = 0), EN = low, VVBUS= 3.6 V, VOUT floating, current into VBUS 100 125 µA ADC enabled (ADC_EN = 1), charge disabled (CHG_EN = 0), EN = high, VVBUS= 3.6 V, VOUT floating, current into VBUS 1.75 2.0 mA IQ_BAT Battery quiescent current ADC disabled (ADC_EN = 0), charge disabled (CHG_EN = 0), EN = low, VVOUT = 3.6 V, current into VOUT 20 30 µA ADC disabled (ADC_EN = 0), charge disabled (CHG_EN = 0), EN = high, VVOUT = 3.6 V, current into VOUT 80 120 µA ADC enable (ADC_EN = 1), charge disabled (CHG_EN = 0), EN = high, VVOUT = 3.6 V, current into VOUT 1.35 1.75 mA RESISTANCE AND LEAKAGE RON VBUS to VOUT resistance VVBUS = 3.6 V, TA = 25 °C 13 16 mΩ VVBUS = 3.6 V, –40 °C ≤ TA ≤ 85 °C 13 22 mΩ VVBUS_PD VBUS pull-down resistance VBUS_PD_EN = '1' 0.5 1.0 1.35 kΩ INTERNAL THRESHOLDS VBUS_PRESENT Rising 2.8 V Falling hysteresis 120 mV VBAT_INSERT Rising 2.8 V Falling hysteresis 120 mV TSHUT Internal thermal shutdown- rising 150 °C TSHUT_HYS TSHUT falling hysteresis 30 °C IRCP Current from VOUT to VBUS RCP_SET = '0' 0.10 0.25 0.40 A RCP_SET = '1' 2.75 3.00 3.25 A ISCP Short circuit current from VBUS to VOUT 10 A PROTECTION THRESHOLD and ACCURACY VDROP_OVP VDROP OVP range VBUS – VOUT. Programmable range 0 1000 mV VDROP OVP step size 0 mV ≤ VDROP_OVP ≤ 640 mV 10 mV 700 mV < VDROP_OVP ≤ 1000 mV 100 mV VDROP OVP comparator accuracy VDROP_OVP = 80 mV –8.0% 8.0% VDROP_OVP = 160 mV –5.0% 5.0% VDROP_ALM VDROP ALM range VBUS – VOUT. Programmable range 0 1000 mV VDROP ALM step size 0 mV ≤ VDROP_OVP ≤ 640 mV 10 mV 700 mV < VDROOP_OVP ≤ 1000 mV 100 mV VDROP ALM comparator accuracy VDROP_ALM = 80 mV –8.0% 8.0% VDROP_ALM = 160 mV –5.0% 5.0% VDROP ALM falling hysteresis 10 mV |
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