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INTELLIGENT BATTERY
( OZ8860, OZ890, OZ930, OZ8805, OZ8800/8801 )
Cool Battery Technology™ products are highly integrated, mixed signal ICs (Integrated Circuits) that provide next generation, high safety battery management for mobile applications such as notebook PCs, power tools, electric bikes, electric vehicles (EV), hybrid EV (HEV), and Uninterruptible Power Supply (UPS) systems, enabling longer battery operating time.
Safety features include patented Battery Management Unit* (BMU) controller ICs with next generation cell balancing architecture, and protection mechanisms to ensure the highest level of safety.
O2Micro also supplies Battery Charge controllers that provide complete solutions to ensure safe operation of LiIon, Li Polymer, NiMH and PbA (lead acid) battery packs, and long battery life.
BMU ICs ( OZ8860, OZ890, OZ930, OZ8805 )
FEATURES (OZ8860)
- High power BMU family
- Single chip analog front end + embedded µC
- Optimized for LiIon HEV/EV
- Sensor data pre-processing
- Battery protection – any chemistry
- Cell balancing
- Voltage and temperature monitor
- 40 QFN package (6 x 6mm)
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FEATURES (OZ890)
- High power BMU
- Highly integrated battery pack monitor and protection
- Supports 5~13 cells, and stackable up to 208 cells (up to 16 BMU ICs)
- Supports LiIon, Li Polymer and NiMH cells
- Programmable battery protection, any chemistry
- External/Internal cell balancing
- Voltage-based gauge/coulomb counting with external µC
- Voltage and temperature monitor
- 64 LQFP package (10 x 10mm)
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FEATURES (OZ930)
- Notebook BMU
- Embedded µC
- Supports LiIon and Li Polymer cells
- Battery protection, any chemistry
- Cell balancing
- Coulomb counting
- Voltage, current, and temperature measurement and monitor
- 48 QFN package (7 x 7mm)
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FEATURES (OZ8805)
- Efficient Smart Phone battery monitor and high accuracy Fuel Gauge
- Monitors:
- Battery voltage
- Temperature
- Coulomb counting (State of Charge)
- 10 DFN package (3 x 3mm)
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BATTERY PROTECTION ICs ( OZ8800/8801 )
FEATURES (OZ8800/8801)
- Secondary Level Protection IC – 7 Cells
- Ensures LiIon cell safety in case of BMU failure
- OZ8800: 7 Cells - 10 DFN package (3 x 3mm)
OZ8801: 4 Cells - 8 SOP package
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