L9965A-TR

18 Cell Battery Management IC

Parameters

ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Automotive Safety
Package Name	TQFP-EP 64 10x10x1.0 mm

Description

The L9965A/L99BM218 is an 18-channel battery cell monitoring and balancing IC.

The device belongs to the L9965/L99BM2 chipset family for high-voltage battery management system monitoring and control (automotive/industrial respectively).

Key features

Key features
Temperature grade 1: –40°C to +125°C operating temperature range HBM ESD classification level 2 CDM ESD classification level C4B Fully synchronizedhigh-accuracymeasurements on cell voltage, busbar and stack voltage with dedicated ADC: Total error including aging and post soldering <1.4 mV at 3.3 V, -40°C to 105°C 16-bit resolution Cell range: -1 V to 5.5 V Integrated digital filtering with programmable cut-off frequency from 3.3 kHz to 4.4 Hz Fully redundant architecture Cell and busbar support on every channel Dedicated busbar channel with a ±1 V range Passive internal cell balancing up to 400mA, supporting time-continuous and PWM modes, with automatic cool down based onexternal NTC sensing. Overcurrent protection during balancing is also available inlow-powermode. IntegratedDC-DCconverter for energy efficiency: Deep sleep: <12 µA Cyclic Wake-up Mode: <20 µA Normal Mode: <3 mA 10 configurable GPIO SPIcontrollerand I2Ccontrollerperipherals for interfacing external EEPROMs and sensors SPItargetfor direct MCU interface Stackable architecture forhigh-voltagebattery packs up to 59 devices Embedded NVM for configurationparameter storageand runtime configuration integrity check Ultra-fast vertical interface peripheral for isolated communication Compatible with L9965C pack monitoring chip with a maxdesynchronizationtime of 7µsat system level

Out of Stock

Parameters

ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Automotive Safety
Package Name	TQFP-EP 64 10x10x1.0 mm

Description

The L9965A/L99BM218 is an 18-channel battery cell monitoring and balancing IC.

The device belongs to the L9965/L99BM2 chipset family for high-voltage battery management system monitoring and control (automotive/industrial respectively).

Key features

Key features
Temperature grade 1: –40°C to +125°C operating temperature range HBM ESD classification level 2 CDM ESD classification level C4B Fully synchronizedhigh-accuracymeasurements on cell voltage, busbar and stack voltage with dedicated ADC: Total error including aging and post soldering <1.4 mV at 3.3 V, -40°C to 105°C 16-bit resolution Cell range: -1 V to 5.5 V Integrated digital filtering with programmable cut-off frequency from 3.3 kHz to 4.4 Hz Fully redundant architecture Cell and busbar support on every channel Dedicated busbar channel with a ±1 V range Passive internal cell balancing up to 400mA, supporting time-continuous and PWM modes, with automatic cool down based onexternal NTC sensing. Overcurrent protection during balancing is also available inlow-powermode. IntegratedDC-DCconverter for energy efficiency: Deep sleep: <12 µA Cyclic Wake-up Mode: <20 µA Normal Mode: <3 mA 10 configurable GPIO SPIcontrollerand I2Ccontrollerperipherals for interfacing external EEPROMs and sensors SPItargetfor direct MCU interface Stackable architecture forhigh-voltagebattery packs up to 59 devices Embedded NVM for configurationparameter storageand runtime configuration integrity check Ultra-fast vertical interface peripheral for isolated communication Compatible with L9965C pack monitoring chip with a maxdesynchronizationtime of 7µsat system level