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 (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 release voltage 3.50 V to 4.40 V.
• 4.
• Overdischarge detection voltage 2.0 V to 3.0 V (10 mV step).
• 5.
• Overdischarge detection voltage 2.0 V to 3.4 V Settable delay time by exte.