Analog Devices Inc. HEV/EV Lithium-Ion Battery Maintenance Solution
Analog Devices HEV/EV Lithium-Ion Battery Maintenance Solution offers signal processing and high capability simulation technology that is known for excellent quality and reliability. Analog Devices also provides positive, cooperative relationships with the world’s leading automotive electronics manufacturers. This ideal background and our deep technological strength and system knowledge allows us to provide optimized solutions to satisfy challenging BMS requirements.
The latest 4th-generation lithium-ion battery monitor IC product, LTC6811, can manage and monitor up to 12 channels of voltage and temperature (future generations will provide more flexible channel numbers), with a high precision of over 1.2 mV. Multiple LTC6811s can be supported via daisy chaining. This IC provides the industry’s fastest conversion rate and best data protection. It is able to measure 12 channels of data within 290 μs. In addition, the IC provides passive battery unit balance control functions.
ISO SPI Architecture
Daisy Chain Architecture
AFE Battery Monitors
Analog Devices Inc. LTC6811 12-Channel Multi-Cell Battery Monitor
Measures up to 12 series-connected battery cells with a total measurement error of less than 1.2mV.
Active Balance
Analog Devices Inc. LT8584 Monolithic Flyback DC/DC Converter
Designed to actively balance high voltage stacks of batteries.
Analog Devices Inc. HEV/EV LTC3300 Multicell Battery Balancers
A fault-protected controller IC for bidirectional active balancing of multicell battery stacks.
Isolator
Analog Devices Inc. ADuM140x Quad-Channel Digital Isolators
Feature 4/0 channel directionality based on iCoupler® technology.
Analog Devices Inc. ADuM5401x Quad-Channel Digital Isolators
Feature 105°C maximum high temperature operation and Quad dc-to-25Mbps signal isolation channels.
ISO-CAN
Analog Devices Inc. ADM3054 High-Speed CAN Transceiver
A 5kVrms signal isolated controller area network (CAN) physical layer transceiver.
Analog Devices Inc. LTM2889 Isolated CAN µModule® Transceivers
Complete galvanically isolated Controller Area Network (CAN) µModule® (micromodule) transceivers.
Additional Resources
isoSPI
Analog Devices Inc. LTC6820 isoSPI Transceiver
Provides bidirectional SPI communications between two isolated devices, up to 1Mbps.