S-8213 Series

www.sii-ic.com

BATTERY PROTECTION IC FOR 2-SERIAL / 3-SERIAL CELL PACK

(SECONDARY PROTECTION)

© SII Semiconductor Corporation, 2012-2015

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The S-8213 Series is used for secondary protection of lithium-ion rechargeable batteries, and incorporates a high-accuracy

voltage detection circuit and a delay circuit. Short-circuits between VC3 to VSS accommodate serial connection of two cells or

three cells.



Features

• High-accuracy voltage detection circuit for each cell

Overcharge detection voltage n (n = 1 to 3)

4.10 V to 4.50 V (in 50 mV steps)

Accuracy:

±25 mV (Ta = +25°C)

Accuracy:

±30 mV (Ta = 0°C to +60°C)

Overcharge hysteresis voltage n (n = 1 to 3)

0 V

± 25 mV, −0.05 V ± 25 mV, −0.40 V ± 80 mV

• Delay times for overcharge detection can be set by an internal circuit only (external capacitors are unnecessary)

• Output form is selectable:

CMOS output, Nch open-drain output

• Output logic is selectable:

Active "H", Active "L"

• High-withstand voltage:

Absolute maximum rating 26 V

• Wide operation voltage range:

3.6 V to 24 V

• Wide operation temperature range:

Ta =

−40°C to +85°C

• Low current consumption

− 1.0 V for each cell:

2.0

μA max. (Ta = +25°C)

At 2.0 V for each cell:

0.3

μA max. (Ta = +25°C)

*1. Refer to " Product Name Structure" for details.



Application

• Lithium-ion rechargeable battery pack (for secondary protection)



Packages

• SOT-23-6

• SNT-6A