S-8253D, S-8253C Datasheet (Seiko Instruments)

S-8253D, S-8253C, BATTERY PROTECTION IC

Connection pin for discharge control FET gate 1 DOP (CMOS output) 2 COP Connection pin for charge control FET gate (Nch open-drain output) 3 VMP Pin for voltage detection between VDD and VMP (Detection pin for overcurrent) Input pin for charge / discharge control signal, Pin for shorteni

S-8253D Features

* (1) High-accuracy voltage detection for each cell

* Overcharge detection voltage n (n = 1 to 3)

* Overcharge release voltage n (n = 1 to 3) 3.9 V to 4.4 V (50 mV step) 3.8 V to 4.4 V

* 1 Accuracy ±25 mV Accuracy ±50 mV

* Overdischarge detection voltage n (n = 1 to 3)