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ACT2861 Datasheet(PDF) 10 Page - Qorvo, Inc |
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ACT2861 Datasheet(HTML) 10 Page - Qorvo, Inc |
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10 / 97 page  Data Sheet Rev. F, April 2022 | Subject to change without notice 10 of 97 www.qorvo.com © 2020 Qorvo US, Inc. All rights reserved. Confidential ACT2861 30V Buck-Boost Charger with Integrated MOSFETs and OTG ® BATTERY CHARGER (VIN = 12V, VBAT = 7.6V, TA = 25°C, unless otherwise specified) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT Battery Regulation Voltage Accuracy VBAT_REG_ACC VBAT = VBAT Register Setting Measured at VBATS Pin -0.5 0.5 % Fast Charge Current Range IFCHG_REG_RANGE With ICHG=100% register setting 0.5 5 A Fast Charge Current Regulation Accuracy (10m Ω current sensing resistor) IFCHG_REG_ACC VBAT= VBAT_LOW, ICHG=2A -5 +5 % VBAT= VBAT_LOW, ICHG=1A -10 +10 % VBAT= VBAT_LOW ICHG=500mA -20 +20 % Pre-charge Current Regulation Accuracy (10m Ω current sensing resistor) IPRECHG_ACC VBAT= VBAT_LOW, ICHG=250mA -30 +30 % VBAT= VBAT_LOW, ICHG=125mA -40 +40 % Termination Current Accuracy (default factory setting) VTERM_ACC VBATSHORT<VBAT<VBAT_LOW ITERM = 250mA -30 +30 % Battery Short Charge Current (default factory setting for ISHRT and VBATSHORT) ISHRT VBATSHORT<VBAT<VBAT_LOW ISHRT=200mA 120 200 280 mA VBAT < VBATSHORT -100mV VBAT > 3V ISHRT=400mA 300 400 400 mA Minimum Battery Voltage for Active I2C VBAT_UVLOZ VBAT rising Measured at VBATS Pin 3.75 3.9 4.15 V Battery LOW Threshold VBAT_LOW Pre-Charge to Fast Charge with VBAT Rising Relative to the factory default VBAT_LOW Register Setting Measured at VBATS Pin -3.3 VBAT_LOW + 3.3 % Battery LOW Hysteresis VBAT_LOW_HYST Fast Charge to Pre-Charge with VBAT Falling Relative to the factory default VBAT_LOW Register Setting Referenced to actual VBAT_LOW measurement Measured at VBATS Pin 3.3 6 8.6 % Battery Short Voltage VBATSHORT BAT Short Charge level to Pre- Charge level with VBAT rising Relative to the factory default VBATSHORT Register Setting Measured at VBATS Pin –2.5 VBATSHORT + 2.5 % Battery Short Voltage Hystere- sis VBATSHORT_HYST BAT Pre-Charge to Short Charge level with VBAT Falling Relative to the actual VBATSHORT measurement Measured at VBATS Pin 4 5 6 % Battery Good Voltage VBATGOOD VBAT Rising -3% VBAT_GOOD +3% % |
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