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BQ24745RHDR Datasheet(PDF) 6 Page - Texas Instruments |
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BQ24745RHDR Datasheet(HTML) 6 Page - Texas Instruments |
6 / 36 page www.ti.com ELECTRICAL CHARACTERISTICS bq24745 SLUS761 – DECEMBER 2007 7.0 V ≤ V(DCIN) ≤ 24 V, 0 °C < T J < +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 VDCIN_OP DCIN input voltage operating range 5 24 V CHARGE VOLTAGE REGULATION VVFB_OP VFB input voltage range 0 DCIN V 16.716 16.8 16.884 V ChargeVoltage() = 0x41A0 –0.5% 0.5% 12.592 12.529 12.655 V ChargeVoltage() = 0x3130 –0.5% 0.5% VVFB_REG _ACC VFB charge voltage regulation accuracy 8.350 8.4 8.450 V ChargeVoltage() = 0x20D0 –0.6% 0.6% 4.154 4.192 4.230 V ChargeVoltage() = 0x1060 –0.9% 0.9% VVFB_REG_ RNG TJ = 0 to 125°C, 1.024 V–19.2 V, Max DAC Charge voltage regulation range 1.024 19.2 V value is 19.2 V CHARGE CURRENT REGULATION VIREG_CHG_RNG Charge current regulation differential voltage VIREG_CHG = VCSOP – VCSON, Max DAC value 0 80.64 mV range is 80.64 mV 3968 mA ChargeCurrent() = 0x0F80 –3% 3% 2048 mA ChargeCurrent() = 0x0800 –5% 5% ICHRG_REG_ACC Charge current regulation accuracy 512 mA ChargeCurrent() = 0x0200 –25% 25% 128 mA ChargeCurrent() = 0x0080 –33% 33% INPUT CURRENT REGULATION VIREG_DPM_RNG Adapter current regulation differential voltage VIREG_DPM = VCSSP – VCSSN, Max DAC value 0 110.1 mV range is 110.084 mV 4096 mA InputCurrent() ≥ 0x0800 –3% 3% 2048 mA InputCurrent() = 0x0400 –5% 5% IINPUT_REG_ACC Input current regulation accuracy 512 mA InputCurrent() = 0x0100 –25% 25% 256 mA InputCurrent() = 0x0080 –33% 33% VREF REGULATOR VVREF_REG VREF regulator voltage VACIN > 0.6 V, 0 - 30 mA 3.267 3.3 3.333 V IVREF_LIM VREF current limit VVREF = 0 V, VACIN > 0.6 V 35 80 mA VDDP REGULATOR VVDDP_REG VDDP regulator voltage VACIN > 0.6 V, 0 - 50 mA 5.7 6.0 6.3 V VVDDP = 0 V, VACIN > 0.6 V 90 135 IVDDP_LIM VDDP current limit mA VVDDP = 5 V, VACIN > 0.6 V 80 6 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated Product Folder Link(s) :bq24745 |
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