EV Battery Management

In 2026, Stellantis will launch a demonstration fleet of Dodge Charger Daytonas powered by Factorial Energy’s solid-state batteries (SSBs). And Mercedes made history with the ...

Added monitoring of DC-link voltage for overvoltage and undervoltage helps to enhance battery-pack integrity.

It’s the start of Automotive Electrification Week at Electronic Design and Andy reflects on the history of battery-management systems and introduces the contributed and editors...

Marelli is bringing one of the most powerful tools for lab-testing EV batteries—electrochemical impedance spectroscopy (EIS)—under the hood.

By understanding second-life applications for BEV batteries, OEMs can reduce cost of ownership, improve maintainability, and create a circular economy for every pound of mined...

Monolithic ratiometric resistor dividers provide a low-drift solution for converting the high voltages in modern EV battery packs into voltages suitable for conversion and processing...

Dr. Veronika Wright, a globally recognized consultant in automotive electrification, provides an overview of automotive BMS and how emerging AI technologies can improve state ...

Precise emulation is transforming BMS testing by eliminating the inefficiencies of traditional methods, enabling engineers to simulate charge and discharge cycles rapidly and ...

Challenges surrounding battery packaging architecture include dealing with packaging space, thermal management, and optimizing battery-management systems.

Sponsored by Texas Instruments: Precision management of battery systems requires solutions such as resistor dividers, which offer remarkable specs to meet design demands.

Stellantis and Factorial unveiled the next chapter in their partnership with the latter’s solid-state battery technology, which offers over 390Wh/kg energy density. It will debut...

Explore several of the most common misconceptions about EV batteries and one of the most promising new technologies in the industry: the wireless BMS.

Learn more about the single monitoring unit (SMU) from LEM and how it could facilitate higher-accuracy, intelligent battery management in EVs.

TDK focuses on flexibility with xEVCap, its new modular DC-link capacitor solution for EV traction inverters.

Advanced cell monitoring boosts the performance, safety, and sustainability of high-power batteries.

Unico’s 4-channel, 5-V, 300-A advanced battery-cell formation device enables gigafactories to deliver lithium cells with 50% longer life and higher factory throughput.

The MC33777 combines critical pack-level monitoring functions into a single device for faster, safer, and more reliable EV battery management.

Toshiba’s TLX9152M photorelay, featuring an output withstand voltage of 900 V (min), is targeted at high-voltage automotive batteries.

Results from the most disruptive lithium battery research of the decade show that simply changing the way a cell is factory-charged can increase its life by 50%.

Amid slowing battery-powered electric-vehicle sales, automation drives advances in battery performance via data-driven testing and systems integration, elevating automotive tech...

Optimum testing and validation of battery-management systems using sensor simulation on a modular and scalable platform serves applications from automotive to aerospace.

Samsung’s latest solid-state EV battery, which boasts an energy density of 500 Wh/kg, is capable of a 600-mile charge in nine minutes and a 20-year lifespan.

Battery-monitoring solutions from Optimized Battery Systems offer complete control of cell- and pack-level critical parameters, allowing for higher measurement accuracy.

Learn more about Eatron’s efforts to integrate its AI-based battery-management software into Syntiant’s ultra-low-power AI chip.

STMicroelectronics’s automotive chip for battery-management applications has the ability to daisy-chain and monitor up to 31 devices.

We explore the strategies that improve EV battery safety and reduce thermal-runaway lithium-ion risks, from advanced battery-management systems to accurate state-of-charge measurements...

Flexibility is one of the advantages of a wireless EV BMS, but designers must also keep in mind cyber risks as well as the reliability and safety standards used across the automotive...

In addition to the 5C fast-charging G-current battery, Gotion High-tech unveiled a new all-solid-state battery technology and an NCM cylindrical Stellary battery at its recent...

Explore the challenges and solutions for EV battery performance in cold weather, including state-of-charge monitoring and advanced temperature-management techniques.

Developed by Texas Instruments, this IC initiates battery cutoff via a pyro, non-thermal fusing device.

Sponsored by Texas Instruments: Innovative semiconductor technologies are playing a pivotal role in the development of safety and efficiency in electric-vehicle BMS.

Taifang pulled the covers off its Battery Intelligent Monitoring System, which leverages the company’s elastic-wave technology, to monitor and report collisions experienced by...

A unique peel-and-stick thermal sensor works to keep the high-voltage battery packs in EVs from overheating—and potentially from exploding into flames.

Panasonic Energy and battery materials company Sila signed an agreement for Sila's novel nano-composite silicon anode, said to deliver a 20% increase in EV range and improve battery...

The next-generation battery-management IC helps ensure electric-vehicle batteries perform at their best.

With an extension to 2025, the UKRI hopes to encourage more participants in developing and commercializing advanced EV batteries in its Faraday Battery Challenge.

The increasing adoption of electric vehicles is intensifying the challenge of effective testing and validation of battery management systems.

Ionblox said its new lithium-silicon batteries for EVs enable charging of 60% of capacity in just five minutes and 80% in 10 minutes.

Here’s a look at the inner workings of Neutron Controls’ latest development platform for electric-vehicle battery-management systems (BMS).

Intelligent chip-on-cell technology enables a sustainable battery value chain, which has gained in importance since designing batteries for sustainability has become an economic...

Toyota recently announced a new battery-electric-vehicle factory that will begin production of models in 2026. Development of next-generation batteries, consisting of liquid- ...

Due to the myriad technology alternatives out there, selecting the best EV current-sensing method becomes a challenge.

Lee Goldberg has something interesting to say about where EVs are headed over the next decade.

Cell balancing is vital to improving EVs. Implementing cell balancing depends on overcoming measurement challenges and mastering methods of keeping cells in sync electrically....

Increasing usage of high-density modular power and the adoption of 48-V battery technology will drive the race by automotive manufacturers to electrify their fleets.

A modular multilevel inverter maximizes the power output of batteries that have aged out of electric vehicles.

A cell contacting system from Molex bundles together prismatic and cylindrical cells into larger EV battery modules.

The next generation of EVs will require battery packs that are safer, more compact, cost-effective, and easier to service. Wireless battery-management technology has the potential...

Battery test labs will utilize efficient equipment but can still require high power from the ac grid. Understanding how to calculate that power is key to ensure you don’t overtax...

How will next-gen battery-management systems help overcome key issues involved with current and future electric-vehicle batteries? This article highlights some of the new BMS ...

Due to their efficiency and faster charging benefits, 800-V systems are on the fast track to being incorporated in the latest electric-vehicle designs. This article highlights...

Delta-Q Technologies’ Mourad Chergui discusses how the company is making the shift to high-voltage EV batteries.

Texas Instruments introduced its latest battery-management chip that's designed to provide more accurate mileage estimates for electric vehicles.

Though relative newcomers to the automotive industry, there’s a concerted effort to develop hydrogen-powered vehicles. It’s driven by the fact that the transportation industry...

Electric-vehicle makers are turning to 800-V systems to solve range and charging time issues that have created barriers with consumers and slowed the rollout of EVs. Here’s how...

The century-long reign of the internal-combustion-engine powertrain now has an expiration date.

Test cells of Enovix’s new silicon-anode, lithium-ion battery technology, called 3D Silicon, charge from 0 to 80% in as little as 5.2 minutes.

To reduce weight, space, and cost, designers are turning to wireless battery-management system technology, which is involved with a battery’s entire lifecycle from assembly to...

The industry wants to know when electric cars will be available for everyone, but it’s essential to understand the limiting component to answer that question.

The company is looking to complete the development of its “ground truth perception technology” by the mid-2020s and its cobalt-free all-solid-state batteries by 2028.

One way to overcome issues with cost when considering increased use of silicon in EV batteries is to optimize current manufacturing processes.

Designers of automotive power systems must consider mitigation techniques needed to reign in EMI disturbances to the overall electronic system in the automotive vehicle. This ...

The battery management ICs in electric vehicles have become a big battleground for chip makers in recent years. In this gallery, we look at some of the latest products in the ...

These battery-management systems, which do away with wiring and harnesses, underscore the automotive industry’s drive for higher reliability.

By reducing the wires within EV batteries by up to 90%, the wBMS lightens the EV substantially, helping lead to longer charging ranges.

Sponsored by Texas Instruments: Going wireless for the BMS is a boon to automotive design—it eliminates the wiring harness, thus reducing weight, size, and cost.

Wire and contact resistance, which can lead to voltage drops, will wreak havoc when testing cells. Here are some tips that can help you alleviate those headaches.

Like all technology, the lithium-ion battery has evolved over few decades, incorporating new chemistries for different applications and increased performance.

Replacing cables and connectors with a wireless approach helps enhance design flexibility and reliability in electric and hybrid vehicles.

Battery technologies are steadily improving, while automotive battery-management systems are optimizing the run time and lifetime of batteries.

Careful consideration of battery requirements and battery-life goals will help determine the right architecture, functional blocks, and related ICs to create an optimal battery...