BQ78PL116

bq78PL116 www.ti.com SLUSAB8B – OCTOBER 2010 – REVISED FEBRUARY 2011 PowerLAN™ Master Gateway Battery Management Controller With PowerPump™ Cell Balancing Technology Check for Samples: bq78PL116 FEATURES 1 23 bq78PL116 Designed for Managing 3- to 16-Series-Cell Battery Systems – Support for LCD and Electronic Paper Displays or EPDs – Configurable for 11-A, 26-A, or 110-A Operating Currents Systems With More Than Four Series Cells Require External bq76PL102 Dual-Cell Monitors SmartSafety Features: – Prevention: Optimal Cell Management – Diagnosis: Improved Sensing of Cell Problems – Fail Safe: Detection of Event Precursors Rate-of-Change Detection of All Important Cell Characteristics: – Impedance – Cell Temperature PowerPump Technology Transfers Charge Efficiently From Cell to Cell During All Operating Conditions, Resulting in Longer Run Time and Cell Life – Includes User-Configurable PowerPump Cell-Balancing Modes High-Resolution 18-Bit Integrating Delta-Sigma Coulomb Counter for Precise Charge-Flow Measurements and Gas Gauging Multiple Independent Δ-Σ ADCs: One-per-Cell Voltage, Plus Separate Temperature, Current, and Safety Simultaneous, Synchronous Measurement of Pack Current and Individual Cell Voltages Very Low Power Consumption – < 400 μA Active, < 185 μA Standby, < 85 μA Ship, and < 1 μA Undervoltage Shutdown Accurate, Advanced Temperature Monitoring of Cells and MOSFETs With up to 4 Sensors Fail-Safe Operation of Pack Protection Circuits: Up ...