S-8233CAFT-TB-G View Datasheet(PDF) - Seiko Instruments Inc

Part Name

Description

Manufacturer

S-8233CAFT-TB-G

BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK

Seiko Instruments Inc 

BATTERY PROTECTION IC FOR 3-SERIAL-CELL PACK

S-8233C Series

Rev.4.1_00

3. Over current detection

VCU

Battery VCD

voltage VDU

VDD

VCC

CSO

terminal

VSS

VCC

DSO

terminal

VSS

VCC

ISO

terminal

VSS

VCC

DO P

terminal

VSS

CO P

terminal

VSS

VCC

VMP

VIOV1

terminal V IOV2

VIOV3

Charger

connected

Load

connected

Mode*1

Delay tIOV1

V1, V2, and V3 batteries

Hi-z

Hi-z

Delay tIOV2

Hi-z

Delay tIOV2

Delay tIOV3

*1. Normal mode, Over charge mode, Over discharge mode, Over current mode CTL terminal

VSS→VCC

Figure 8

Hi-z

Charge/discharge

inhibit

CTL terminal

VCC→VSS

When the S-8233C series detects over current 1 or over current 2, ISO terminal goes ‘High’.

Delay time from load shorted to ISO terminal goes ‘High’ is Tiov2( at that case delay time isn’t Tiov3).

18

Seiko Instruments Inc.

Share Link: