S-8209B Datasheet (Seiko Instruments)

S-8209B, Battery Protection

Figure 4 Pin for charge control Pin for dischage control Connection pin for input positive power supply, 3 VDD for battery’s positive voltage Connection pin to capacitor for overcharge 4 CDT detection delay, for overdischarge detection delay Input pin for negative power supply, 5 VSS Connection pi

S-8209B Features

* (1) High-accuracy voltage detection circuit

* 1 3.55 V to 4.40 V (5 mV step)

* Overcharge detection voltage

* 1

* Overcharge release voltage 3.50 V to 4.40 V

* 2

* Cell-balance detection voltage

* 1 3.55 V to 4.40 V (5 mV step)

* 3

* 1

* Cell-balance re