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BQ24750 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ24750 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 35 page 
www.ti.com RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS bq24750 SLUS735 – DECEMBER 2006 over operating free-air temperature range (unless otherwise noted) MIN NOM MAX UNIT PH –1 24 PVCC, ACP, ACN, SRP, SRN, BAT, BATDRV, ACDRV 0 24 REGN, LODRV 0 6.5 VDAC, IADAPT 0 3.6 Voltage range VREF 3.3 V ACSET, SRSET, TS, ACDET, ACOP, CHGEN, CELLS, ACGOOD, DPMDET 0 5.5 VADJ 0 6.5 BTST, HIDRV with respect to AGND and PGND 0 30 AGND, PGND –0.3 0.3 Maximum difference voltage: ACP–ACN, SRP–SRN –0.3 0.3 Junction temperature range –40 125 °C Storage temperature range –55 150 7.0 V ≤ V PVCC≤ 24 V, 0°C < TJ < +125°C, typical values are at TA = 25°C, with respect to AGND (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT OPERATING CONDITIONS VPVCC_OP PVCC Input voltage operating range 5.0 24.0 V CHARGE VOLTAGE REGULATION VBAT_REG_RNG BAT voltage regulation range 4-4.512 V per cell, times 2,3,4 cells 8 18.048 V VVDAC_OP VDAC reference voltage range 2.6 3.6 V VADJ_OP VADJ voltage range 0 REGN V 8 V, 8.4 V, 9.024 V –0.5 0.5 Charge voltage regulation accuracy 12 V, 12.6 V, 13.536 V –0.5 0.5 % 16 V, 16.8 V, 18.048 V –0.5 0.5 Charge voltage regulation set to VADJ connected to REGN, 8.4 V, 12.6 V, –0.5 0.5 % default to 4.2 V per cell 16.8 V CHARGE CURRENT REGULATION VIREG_CHG Charge current regulation differential VIREG_CHG = VSRP– VSRN 0 100 mV voltage range VSRSET_OP SRSET voltage range 0 VDAC V VIREG_CHG = 40–100 mV –3 3 VIREG_CHG = 20 mV –5 5 Charge current regulation accuracy % VIREG_CHG = 5 mV –25 25 VIREG_CHG = 1.5 mV –33 33 INPUT CURRENT REGULATION VIREG_DPM Adapter current regulation differential VIREG_DPM = VACP– VACN 0 100 mV voltage range VACSET_OP ACSET voltage range 0 VDAC V VIREG_DPM = 40–100 mV –3 3 VIREG_DPM = 20 mV –5 5 Input current regulation accuracy % VIREG_DPM = 5 mV –25 25 VIREG_DPM = 1.5 mV –33 33 VREF REGULATOR VVREF_REG VREF regulator voltage VACDET > 0.6 V, 0-30 mA 3.267 3.3 3.333 V IVREF_LIM VREF current limit VVREF = 0 V, VACDET > 0.6 V 35 75 mA 6 Submit Documentation Feedback |
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