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BQ25700ARSNR Datasheet(PDF) 8 Page - Texas Instruments |
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BQ25700ARSNR Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 82 page  8 bq25700A SLUSCQ8 – MAY 2017 www.ti.com Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. 7.4 Thermal Information THERMAL METRIC(1) bq25700A UNIT RSN (WQFN) 32 PINS RθJA Junction-to-ambient thermal resistance 37.2 °C/W RθJC(top) Junction-to-case (top) thermal resistance 26.1 °C/W RθJB Junction-to-board thermal resistance 7.8 °C/W ψJT Junction-to-top characterization parameter 0.3 °C/W ψJB Junction-to-board characterization parameter 7.8 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance 2.3 °C/W 7.5 Electrical Characteristics over TJ = –40 to 125°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VINPUT_OP Input voltage operating range 3.5 26 V REGULATION ACCURACY MAX SYSTEM VOLTAGE REGULATION VSYSMAX_RNG System voltage regulation, measured on VSYS 1.024 19.2 V VSYSMAX_ACC System voltage regulation accuracy (charge disable) REG0x15() = 0x41A0H (16.800 V) VSRN + 160 mV V –2% 2% REG0x15() = 0x3130H (12.592 V) VSRN + 160 mV V –2% 2% REG0x15() = 0x20D0H (8.400 V) VSRN + 160 mV V –3% 3% REG0x15() = 0x1060H (4.192 V) VSRN + 160 mV V –3% 3% MINIMUM SYSTEM VOLTAGE REGULATION VSYSMIN_RNG System voltage regulation, measured on VSYS 1.024 19.2 V VSYSMIN_REG_ACC Minimum system voltage regulation accuracy (charge enable, VBAT below REG0x3E() setting) REG0x3E() = 0x3000H 12.288 V –2% 2% REG0x3E() = 0x2400H 9.216 V –2% 2% REG0x3E() = 0x1800H 6.144 V –3% 3% REG0x3E() = 0x0E00H 3.584 V –3% 4% CHARGE VOLTAGE REGULATION VBAT_RNG Battery voltage regulation 1.024 19.2 V VBAT_REG_ACC Battery voltage regulation accuracy (charge enable) (0°C to 85°C) REG0x15() = 0x41A0H 16.8 V –0.5% 0.5% REG0x15() = 0x3130H 12.592 V –0.5% 0.5% REG0x15() = 0x20D0H 8.4 V –0.6% 0.6% REG0x15() = 0x1060H 4.192 V –1.1% 1.2% |
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