S-8244ABKFM-CFKT2U データシートの表示（PDF） - Seiko Instruments Inc

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S-8244ABKFM-CFKT2U

BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)

Seiko Instruments Inc 

BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION)

S-8244 Series

Rev.6.4_02

 Block Diagram

VCC

SENSE

VC1

VC2

VC3

VSS

Overcharge detection

comparator 1

+

-

Reference voltage 1

Overcharge detection

comparator 2

+

-

Reference voltage 2

Control

logic

Overcharge detection

comparator 3

+

-

Reference voltage 3

Overcharge detection

comparator 4

+

-

Reference voltage 4

Overcharge

detection

delay circuit

ICT

CO

Remark In the case of Nch open-drain output, only the Nch transistor will be connected to the CO pin.

In the case of Pch open-drain output, only the Pch transistor will be connected to the CO pin.

Figure 1

2

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