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BQ24010DRCR Datasheet(PDF) 3 Page - Texas Instruments |
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BQ24010DRCR Datasheet(HTML) 3 Page - Texas Instruments |
3 / 21 page bq24010,bq24012, bq24013, bq24014 SLUS530F − SEPTEMBER 2002 − REVISED AUGUST 2005 www.ti.com 3 ELECTRICAL CHARACTERISTICS over 0 _C ≤ TJ ≤ 125_C and recommended supply voltage, unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT CURRENT VCC current, ICC(VCC) VCC > VCC(min), STATx pins in OFF state 0 3.5 5 mA Sleep current, ICC(SLP) Sum of currents into OUT and BAT pins, VCC < V(SLP) 5 µA Input bias current on BAT pin, IIB(BAT) 500 nA Input current on TS pin, IIB(TS) VI(TS) ≤ 10 V 1 Input current on CE pin, IIB(CE) 1 µA Input bias current on TTE pin, IIB(TTE) 1 µA VOLTAGE REGULATION VO(REG) + V(DO−MAX) ≤ VCC , I(TERM) < IO(OUT) ≤ 1 A Output voltage, VO(REG) 4.20 V Voltage regulation accuracy TA = 25_C −0.5% 0.5% Voltage regulation accuracy −1% 1% Dropout voltage (V(IN) − V(OUT)), V(DO) VO(REG) + V(DO−MAX)) ≤ VCC, IO(OUT) = 1A 650 790 mV CURRENT REGULATION Output current range, IO(OUT) (1) VCC ≥ 4.5 V, VIN ≥ 4.5 V, VI(BAT) > V(LOWV), VIN − VI(BAT) > V(DO−MAX) 100 1000 mA Output current set voltage, V(SET) Voltage on ISET pin, VCC ≥ 4.5 V, VIN ≥ 4.5 V, VI(BAT) > V(LOWV), VIN − VI(BAT) > V(DO−MAX) VO(REG) = 4.2 V 2.45 2.50 2.55 V 50 mA ≤IO(OUT) ≤1000mA, VI(ISET) ≥ V(TAPER) 315 335 355 Output current set factor, K(SET) 10 mA ≤ IO(OUT) < 50mA, VI(ISET) ≥ V(TAPER) 315 372 430 Output current set factor, K(SET) 10 mA ≤ IO(OUT) < 50mA, VI(ISET) < V(TAPER) 350 1000 PRECHARGE AND SHORT-CIRCUIT CURRENT REGULATION Precharge to fast-charge transition threshold, V(LOWV) Voltage on BAT pin 2.80 2.95 3.10 V Precharge to short-circuit transition threshold, V(SC) Voltage on BAT pin 1.0 1.4 1.8 V Precharge range, IO(PRECHG)(2) V(SC) < VI(BAT) < V(LOWV), t < t(PRECHG) 10 100 mV Precharge set voltage, V(PRECHG) Voltage on ISET pin, V(SC) < VI(BAT) < V(LOWV) 225 250 280 mV Short circuit current, ISC V(SC) > VI(BAT) 660 900 1200 µA CHARGE TAPER AND TERMINATION DETECTION Charge taper detection range, I(TAPER)(3) VI(BAT) > V(RCH), t < t(TAPER) 10 100 mA Charge taper detection set voltage, V(TAPER) Voltage on ISET pin, VI(BAT) > V(RCH), t < t(TAPER), VI(BAT) = VO(REG) 225 250 275 mV Charge termination detection set voltage, V(TERM) Voltage on ISET pin, VI(BAT) = VO(REG), VI(BAT)>V(RCH),I(TERM)=K(SET)×V(TERM) /R(SET) 5.0 17.5 50.0 mV TEMPERATURE COMPARATOR Lower threshold, V(TS1) Voltage on TS pin 29 30 31 Upper threshold, V(TS2) Voltage on TS pin 60 61 62 %VCC Hysteresis 1 %VCC (1) I O(OUT) + K (SET) V (SET) R SET (2) I O(PRECHG) + K (SET) V (PRECHG) R SET (3) I O(TAPER) + K (SET) V (TAPER) R SET |
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