DESCRIPTION
●The LTC® 3300-2 is a fault-protected controller IC for transformer-based bidirectional active balancing of multi cell battery stacks. All associated gate drive circuitry, precision current sensing, fault detection circuitry and a robust serial interface with built-in watchdog timer are integrated.
●FEATURES
●Bidirectional Synchronous Flyback Balancing
●of Up to 6 Li-Ion or LiFePO4 Cells in Series
●Up to 10A Balancing Current (Set by Externals)
●Integrates Seamlessly with the LTC680x Family of Multicell Battery Stack Monitors
●Bidirectional Architecture Minimizes Balancing Time and Power Dissipation
●Up to 92% Charge Transfer Efficiency
●Stackable Architecture Enables >800V Systems
●Uses Simple 2-Winding Transformers
●1MHz Serial Interface with 4-Bit CRC Packet Error Checking
●Individually Addressable with 5-Bit Address
●Numerous Fault Protection Features
●48-Lead Exposed Pad QFN and LQFP Packages
●APPLICATIONS
●Electric Vehicles/Plug-in HEVs
●High Power UPS/Grid Energy Storage Systems
●General Purpose Multicell Battery Stacks
