S-8242B - BATTERY PROTECTION IC

Product Overview

Seiko Instruments

Datasheet Details

Part number	S-8242B
Manufacturer	Seiko Instruments
File Size	448.69 KB
Description	BATTERY PROTECTION IC
Datasheet	S-8242B Datasheet
Additional preview pages of the S-8242B datasheet.

Product details

Description

Figure 2 Connection of charge control FET gate (CMOS output) Connection of discharge control FET gate 2 DO (CMOS output) NC 1 3 No connection Connection for negative power supply input 4 VSS and negative voltage of battery 2 Connection for negative voltage of battery 1 5 VC and positive voltage of battery 2 Connection for positive power supply input 6 VDD and positive voltage of battery 1 NC 1 7 No connection Voltage detection between VM and VSS 8 VM (overcurrent/charger detection pin)

Features

s High-accuracy voltage detection for each cell.
Overcharge detection voltage n (n = 1, 2) 3.9 V to 4.5 V (50 mV steps) Accuracy ±25 mV.
Overcharge release voltage n (n = 1, 2) 3.8 V to 4.5 V.
1 Accuracy ±50 mV.
Overdischarge detection voltage n (n = 1, 2) 2.0 V to 3.0 V (100 mV steps) Accuracy ±50 mV.
2 Accuracy ±100 mV.
Overdischarge release voltage n (n = 1, 2) 2.0 V to 3.4 V.
1. Overcharge release voltage = Overcharge detection voltage.

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Published: Aug 23, 2009 |