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BQ25619 Arkusz danych(PDF) 8 Page - Texas Instruments |
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BQ25619 Arkusz danych(HTML) 8 Page - Texas Instruments |
8 / 59 page 8 BQ25619 SLUSDF8A – JUNE 2019 – REVISED JULY 2019 www.ti.com Product Folder Links: BQ25619 Submit Documentation Feedback Copyright © 2019, Texas Instruments Incorporated Electrical Characteristics (continued) VVBUS_UVLOZ < VVBUS < VVBUS_OV and VVBUS > VBAT + VSLEEP, TJ = -40°C to +125°C, and TJ = 25°C for typical values (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VBAT_DPL BAT depletion falling threshold to turn off BATFET VBAT falling 2.18 2.62 V VPOORSRC Bad adapter detection threshold VBUS falling 3.75 3.9 4.0 V POWER-PATH MANAGEMENT VSYS_MIN Typical minimum system regulation voltage VBAT=3.2V < SYS_MIN = 3.5V, ISYS = 0A 3.5 3.65 V VSYS_OVP System overvoltage threshold VREG = 4.35V, Charge disabled, ISYS = 0A 4.7 V RON_RBFET Blocking FET on-resistance 45 mΩ RON_HSFET High-side switching FET on-resistance 62 mΩ RON_LSFET Low-side switching FET on-resistance 71 mΩ VBATFET_FWD BATFET forward voltage in supplement mode BAT discharge current 10mA, converter running 30 mV BATTERY CHARGER VREG_RANGE Typical charge voltage regulation range 3.5 4.52 V VREG_STEP Typical charge voltage step 4.3V < VREG < 4.52V 10 mV VREG_ACC Charge voltage accuracy VREG = 4.2V, TJ = –40°C - 85°C 4.179 4.2 4.221 V VREG_ACC Charge voltage accuracy VREG = 4.35V, TJ = –40°C - 85°C 4.329 4.35 4.371 V VREG_ACC Charge voltage accuracy VREG = 4.45V, TJ = –40°C - 85°C 4.428 4.45 4.472 V ICHG_RANGE Typical charge current regulation range 0 1.5 A ICHG_STEP Typical charge current regulation step 20 mA ICHG_ACC Fast charge current regulation accuracy ICHG = 0.24A, VBAT = 3.1V or 3.8V, TJ = –40°C - 85°C 0.216 0.24 0.264 A ICHG = 0.72A, VBAT = 3.1V or 3.8V, TJ = –40°C - 85°C 0.6768 0.72 0.7632 A ICHG = 1.50A, VBAT = 3.1V or 3.8V, TJ = –40°C - 85°C 1.41 1.5 1.59 A IPRECHG_RANGE Typical pre-charge current range 20 260 mA IPRECHG_STEP Typical pre-charge current step 20 mA IPRECHG_ACC Precharge current accuracy VBAT = 2.6V, IPRECHG = 40mA 28 40 52 mA VBAT = 2.6V, IPRECHG = 120mA 84 120 156 mA ITERM_RANGE Typical termination current range 20 260 mA ITERM_STEP Typical termination current step 20 mA ITERM_ACC Termination current accuracy ITERM=40mA, ICHG>260mA, VREG=4.35V, TJ = 0°C - 85°C 30 40 50 mA ITERM=20mA, ICHG<260mA, VREG=4.35V, TJ = 0°C - 85°C 10 20 30 mA VBAT_SHORTZ Battery short voltage rising threshold to start pre-charge VBAT rising 2.13 2.25 2.35 V VBAT_SHORT Battery short voltage falling threshold to stop pre-charge VBAT falling 1.85 2 2.15 V IBAT_SHORT Battery short trickle charging current VBAT < VBAT_SHORTZ 15 25 30 mA VBATLOWV Battery LOWV rising threshold to start fast-charge VBAT rising 3 3.12 3.24 V Battery LOWV falling threshold to stop fast-charge VBAT falling 2.7 2.8 2.9 V VRECHG Battery recharge threshold VRECHG=0, VBAT falling (default) 90 120 150 mV VRECHG=1, VBAT falling 185 210 245 mV |
Podobny numer części - BQ25619_V01 |
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Podobny opis - BQ25619_V01 |
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