Designers of automotive battery management systems (BMS) can now deliver the highest level of safety for voltage, current, temperature, and communication while also saving space and reducing solution cost, with the MAX17852 14-channel, high-voltage, ASIL-D data-acquisition system from Maxim Integrated Products, Inc. Designed for integration within electric vehicles, hybrid electric vehicles, and other transportation systems, […]
R&D World Index: More vaccine and battery R&D coming
The R&D World Index (RDWI) for the week ending January 29, 2021 closed at 4,182.63 for the 25 companies in the R&D World Index. The Index was down -3.07% (or -132.45 basis points) from the week ending January 22, 2021. The stock of four R&D World Index members gained value from 0.12% (Oracle) to 2.66%…
TI offers new high-accuracy battery monitor and balancer
Texas Instruments (TI) has introduced a new automotive battery monitor and balancer that reports high-accuracy voltage measurements in systems up to 800 V. In addition, the BQ79616-Q1 streamlines Automotive Safety Integrity Level (ASIL) D compliance in hybrid electric vehicles (HEVs) and electric vehicles (EVs). Filtering system-level noise to accurately measure battery-cell voltage and temperature and…
TI launches industry’s top wireless battery-management solution
Texas Instruments (TI) recently released a major advancement in electric vehicle (EV) battery-management systems (BMS) – the industry’s highest-performing solution for wireless BMS, featuring the first independently assessed functional safety concept. Through an advanced wireless protocol with the industry’s best network availability, TI’s wireless BMS solution demonstrates how vehicle designers can remove heavy, costly, maintenance-prone…
Understanding stop/start automobile-engine design, Part 3: The battery situation
The stop/start approach has significant implications for the car’s battery and battery management system (BMS). Q: How does the battery charge/discharge cycle function in a non-stop/start vehicle? A: In a car without a stop/start system, starting the engine is a one-time event for the duration of the trip. While the engine is running, it also […]
Grade 0 automotive gate drivers optimized for 48-V battery systems
A series of 80-V motor drivers for advanced 48-V automotive systems address the need for flexible and reliable solutions in electric vehicles. Allegro’s new suite of fully integrated gate drivers offer optimized architecture and performance directly impacting vehicle weight, battery/fuel efficiency, and driver safety. The new gate drivers are designed to suit any load configuration […]
MCUs feature low-power animated display driver for battery-powered devices
System developers of battery-powered and other power-conscious designs with and without LCD displays can now easily add an array of innovative features using a new line of PIC eXtreme Low Power (XLP) microcontrollers (MCUs) from Microchip Technology Inc. Packed with 14 types of Core Independent Peripherals (CIPs) that operate outside the Central Processing Unit (CPU) for […]
Infineon offers new sensing and balancing IC for battery management systems
Infineon Technologies AG is expanding its product offering for battery management systems with a new sensing and balancing IC: the TLE9012AQU. The device is especially designed for batteries in hybrid and electric cars, but it is also suitable for other applications. The TLE9012AQU measures the voltage in up to 12 battery cells with an accuracy of ±…
Could there be a Li-ion battery shortage?
IDTechEx estimates total demand for Li-ion batteries to have been over 200 GWh in 2019 and forecast Li-ion demand for plug-in electric cars alone to be nearly 350 GWh by 2025, but can supply meet this demand? Automotive manufacturers the world over are now pledging to electrify their fleets. However, many traditional automotive manufacturers were…
How Nano One and Tesla are advancing battery systems
Canadian tech company, Nano One, has acquired a patented technology for the low-cost production of high-performance lithium-ion battery cathode materials used in electric vehicles, energy storage, and consumer electronics. The processing technology allows lower-cost feedstocks, simplifies the creation, and improves performance for a wide range of cathode elements. In particular, the patented coated nanocrystal promises…