S-19190 Series

www.sii-ic.com

FOR AUTOMOTIVE 105°C OPERATION

VOLTAGE MONITORING IC WITH CELL BALANCING FUNCTION

© SII Semiconductor Corporation, 2015-2017

1

The S-19190 Series is a voltage monitoring IC with a cell balancing function and includes a high-accuracy voltage

detection circuit and a delay circuit.

The S-19190 Series is suitable for cell balancing and overcharge protection of batteries and capacitors.

Caution This product can be used in vehicle equipment and in-vehicle equipment. Before using the product

in the purpose, contact to SII Semiconductor Corporation is indispensable.

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Features

• High-accuracy voltage detection circuit

Cell balancing detection voltage: 2.0 V to 4.6 V (5 mV step)

Accuracy

Accuracy

Cell balancing release voltage:

2.0 V to 4.6 V

*1

Accuracy

Accuracy

Overcharge detection voltage:

2.0 V to 4.6 V (5 mV step)

Accuracy

Accuracy

Overcharge release voltage:

2.0 V to 4.6 V

*2

Accuracy

Accuracy

• Built-in Nch transistor with ON resistance of 5 Ω typ. between the CB pin and the VSS pin

• Current consumption:

2.0

μA max. (Ta = +25°C)

• Delay times are generated only by an internal circuit (External capacitors are unnecessary).

• CO pin output form and output logic are selectable: CMOS output

Active "H", active "L"

Nch open-drain output

Active "H", active "L"

• Switchable to power-saving mode by using the CE

_____

pin

• Operation temperature range:

Ta =

−40°C to +105°C

• Lead-free (Sn 100%), halogen-free

• AEC-Q100 qualified

*3

*1. Cell balancing release voltage = Cell balancing detection voltage

− Cell balancing hysteresis voltage

(Cell balancing hysteresis voltage can be selected as 0 V or from a range of 0.1 V to 0.7 V in 50 mV step.)

*2. Overcharge release voltage = Overcharge detection voltage

− Overcharge hysteresis voltage

(Overcharge hysteresis voltage can be selected as 0 V or from a range of 0.1 V to 0.7 V in 50 mV step.)

*3. Contact our sales office for details.



Applications

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Package

• SOT-23-6