S-8254A - BATTERY PROTECTION

Seiko Instruments

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Datasheet Details

Part number	S-8254A
Manufacturer	Seiko Instruments
File Size	334.33 KB
Description	BATTERY PROTECTION
Datasheet	S-8254A-SeikoInstruments.pdf

S-8254A Product details

Description

1 COP FET gate connection pin for charge control (Nch open drain output) 2 VMP Pin for voltage detection between VC1 and VMP (Pin for overcurrent 3 detection) 3 DOP FET gate connection pin for discharge control FET (CMOS output) 4 VINI Pin for voltage detection between VSS and VINI (Pin for overcurrent detection 1,2) 5 CDT Capacitor connection pin for delay for overdischarge detection, delay for overcurrent detection 1 6 CCT Capacitor connection pin for delay for overcharge current

Features

(1) High-accuracy voltage detection for each cell.
Overcharge detection voltage n (n = 1 to 4).
Overcharge release voltage n (n = 1 to 4) 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 4) 2.0 V to 3.0 V (100 mV step) Accuracy ±80 mV.
Overdischarge release voltage n (n = 1 to 4) 2.0 V to 3.4 V.
2 Accuracy ±100 mV (2) Three-level overcurrent protection.
Overcurre.

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Published: Oct 19, 2015 |