Automotive ICs

For Automotive 105°C Operation Voltage Monitoring IC with Cell Balancing Function S-19190 Series

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.

Features

High-accuracy voltage detection circuit
Cell balancing detection voltage: 2.0 V ~ 4.6 V (5 mV step)
Accuracy ±12 mV (2.0 V≦Vbu<2.4 V)
Accuracy ±0.5% (2.4 V≦Vbu≦4.6 V)
Cell balancing release voltage: 2.0 V ~ 4.6 V*1
Accuracy ±24 mV (2.0 V≦Vbl<2.4 V)
Accuracy ±1.0% (2.4 V≦Vbl≦4.6 V)
Overcharge detection voltage: 2.0 V ~ 4.6 V (5 mV step)
Accuracy ±12 mV (2.0 V≦Vcu<2.4 V)
Accuracy ±0.5% (2.4 V≦Vcu≦4.6 V)
Overcharge release voltage: 2.0 V ~ 4.6 V*2
Accuracy ±24 mV (2.0 V≦Vcl<2.4 V)
Accuracy ±1.0% (2.4 V≦Vcl≦4.6 V)
Built-in Nch transistor with ON resistance of 5Ωtyp. 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℃ to +105℃
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

  • Rechargeable battery module
  • Capacitor module

Parts List

Product NamePackageCell Balancing
Detection
Voltage
[VBU]
(V)
Cell Balancing
Release
Voltage
[VBL]
(V)
Overcharge
Detection
Voltage
[VCU]
(V)
Overcharge
Release
Voltage
[VCL]
(V)
CO Pin
Output Form
CO Pin
Output Logic
Cell Balancing
Detection
Delay Time
[tBU]
(ms)
Cell Balancing
Release
Delay Time
[tBL]
(ms)
Overcharge
Detection
Delay Time
[tCU]
(ms)
Overcharge
Release
Delay Time
[tCL]
(ms)
Product Name
S-19190AOH-M6T1USOT-23-62.0002.0003.0003.000CMOS outputActive "H"1281.01281.0
S-19190AYH-M6T1USOT-23-64.1504.1504.2754.275CMOS outputActive "H"1281.010241.0

Please confirm the product name and specifications with the data sheet again.

Last modified: Aug. 08, 2016

  • These descriptions may be different from the actual product name and parameter.
    Please confirm the product name and specifications with the data sheet again.
  • The information herein is subject to change without notice.