Battery Monitor IC Lithium Ion/Polymer 30-TSSOP

Description The BQ78350-R1A li-ion and LiFePO4 Battery Management Controller and companion to the BQ769x0 family of analog front end (AFE) protection devices provides a comprehensive set of Battery Management System (BMS) subsystems, helping to accelerate product development for faster time-to-market. The BQ78350-R1A controller and the BQ769x0 AFE support 3-series to 15-series cell applications. The BQ78350-R1A device provides an accurate fuel gauge and state-of-health (SoH) monitor, as well as cell balancing and a full range of voltage-, current-, and temperature-based protection features. Features Compensated end-of-discharge voltage (CEDV) gauging algorithm Supports SMBus host communication Flexible configuration for 3- to 5-series (BQ76920), 6- to 10-series (BQ76930), and 9- to 15-series (BQ76940) li-ion and LiFePO4 batteries Supports battery configurations up to 320 Ahr Supports charge and discharge current reporting up to 320 A On-chip temperature sensor option External NTC thermistor support from companion AFE Full array of programmable protection features Voltage, current, and temperature System components Lifetime data logging Supports CC-CV charging, including precharge, charge inhibit, and charge suspend Offers an optional resistor programmable SMBus slave address for up to eight different bus addresses Drives up to a 5-segment LED or LCD display for state-of-charge indication Provides SHA-1 authentication Applications • Light electric vehicles (levs): ebikes, escooters, pedelec, and pedal-assist bicycles • Power and gardening tools • Battery backup and uninterruptible power supply (UPS) systems • Wireless base station backup systems • Telecom power systems • Handheld vacuum cleaners and robot vacuums Package Includes 1 x Battery Monitor IC Lithium Ion/Polymer 30-TSSOP