A7BE02AA
Overview
The A7B series are protection ICs for rechargeable Li-ion / Li-polymer battery by high withstand voltage CMOS process. These series protect single-cell Li-ion / Li-polymer battery from over-charge, over-discharge, charge over-current and discharge over-current.
- Over-charge detection Over-charge hysteresis Over-discharge detection Charge over-current detection Discharge over-current detection z Selectable detection voltage * * * * * * * * * * * *
- Over-charge detection Over-charge hysteresis Over-discharge detection Charge over-current detection Discharge over-current detection z Delay time (internal adjustment) * * * * *
- Over-charge detection delay time Over-discharge detection delay time Charge over-current detection delay time Discharge over-current detection delay time Load short-circuiting detection delay time Release delay time 1 Release delay time 2 z z High withstand voltage * * * * * * * * * * * * * * * * * * * *
- Absolute maximum rating Low current consumption * * * * * * * * * * * * * * * *
- Operation Over-discharge condition z ±25mV (Topr = 25°C) ±30mV (Topr = -5°C ~ +55°C) ±25mV ±2.5% ±30mV ±20mV 4.0V ~ 4.5V (5mV step) 0.0V ~ 0.4V (50mV step) 2.0V ~ 3.0V (5mV step) -0.25V ~ -0.05V (5mV step) 0.05V ~ 0.40V (5mV step) Typ. 1.0s Typ. 31.0ms Typ. 8.0ms Typ. 8.0ms Typ. 370μs Typ. 2.0ms Typ. 16.0ms 28V (VM & CO terminals) Typ. 3.0μA Max. 0.1μA Wide operating temperature range * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- -40°C ~ +
