EVL9962

EVL9962 Board based on 10-cells IC BMS

Parameters

Target Application	Automotive Battery Management System (BMS)
Core Product	L9965A
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Not Applicable
RoHs compliant	Not compliant
Grade	Industrial
Package Name	CARD

Description

The IC board integrates the L9962 BMS device, a complete battery pack monitoring, balancing, and protection system for Li-Ion and Li-Polymer cells in 4-10 series configurations. The L9962 evaluation kit consists of an expansion board containing the L9962 IC for battery pack monitoring solutions,...
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Key features

Key features
2 μA SHIPMENT - DEEP_SLEEP mode current and 2.5 μA standby consumption (with VREG LDO active) Integrated 3.3 V VREG LDO for supplying MCU and LEDs Measures cell voltage (4 to 10 cells), with over/undervoltage detection as well as balance undervoltage protection 12-bit voltage measurement with maximum error of ±7.5 mV in the [1.5 – 4.5] V range, for -40°C < TJ < 105°C Measures stack voltage, with over/under voltage detection and plausibility check vs. sum of cells Measures pack temperature via NTC, with over/under temperature detection Ratiometric temperature measurement with ±0.8% max. gain error in the [0.2 – VREG] V range, for -40°C < TJ < 105°C Measures battery current, with Coulomb counting, overcurrent (both directions) and short-circuit in discharge protection. 16-bit signed current measurement with a maximum error of 0.25%, for -40°C < TJ < 120°C after customer end of line calibration with a single point I²C peripheral for device programming and data transfers over the I²C bus Cell balancing supporting up to 70 mA per cell Dual configurable HS/LS predriver for pack relay management Pack fuse management Embedded NVM for configuration parameters storage with lock functionality High hot-plug robustness

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Parameters

Target Application	Automotive Battery Management System (BMS)
Core Product	L9965A
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Not Applicable
RoHs compliant	Not compliant
Grade	Industrial
Package Name	CARD

Description

Key features

Key features
2 μA SHIPMENT - DEEP_SLEEP mode current and 2.5 μA standby consumption (with VREG LDO active) Integrated 3.3 V VREG LDO for supplying MCU and LEDs Measures cell voltage (4 to 10 cells), with over/undervoltage detection as well as balance undervoltage protection 12-bit voltage measurement with maximum error of ±7.5 mV in the [1.5 – 4.5] V range, for -40°C < TJ < 105°C Measures stack voltage, with over/under voltage detection and plausibility check vs. sum of cells Measures pack temperature via NTC, with over/under temperature detection Ratiometric temperature measurement with ±0.8% max. gain error in the [0.2 – VREG] V range, for -40°C < TJ < 105°C Measures battery current, with Coulomb counting, overcurrent (both directions) and short-circuit in discharge protection. 16-bit signed current measurement with a maximum error of 0.25%, for -40°C < TJ < 120°C after customer end of line calibration with a single point I²C peripheral for device programming and data transfers over the I²C bus Cell balancing supporting up to 70 mA per cell Dual configurable HS/LS predriver for pack relay management Pack fuse management Embedded NVM for configuration parameters storage with lock functionality High hot-plug robustness