S-8209B - Battery Protection

Product Overview

Seiko Instruments

Datasheet Details

Part number	S-8209B
Manufacturer	Seiko Instruments
File Size	428.37 KB
Description	Battery Protection
Datasheet	S-8209B Datasheet
Additional preview pages of the S-8209B datasheet.

Product details

Description

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 pin for battery’s negative voltage Output pin for discharge control 6 DO (Pch open drain output) Output pin for charge control 7 CO (Pch open drain output) Output pin for cell-balance control 8 CB (CMOS

Features

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.

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Published: Jun 26, 2009 |