electric vehicles

Analog Devices DSP creates engine sounds for electric vehicles

Analog Devices can create engine noise for electric vehicles

Analog Devices has introduced an embedded system for generating engine sound for electric and hybrid electric vehicles.

The ADSP-BF706 digital signal processor and electric vehicle warning sound system (EVWSS) firmware enables automobile manufacturers in North America and other regions to comply with future safety regulations mandating external engine sound for EVs and HEVs travelling at low speeds. 

Visic raises $10m for GaN development

Visic evaluation board for GaN transistors

Gallium nitride (GaN) semiconductor firm Visic Technologies has closed $10m in a series D round of financing lead by a private investor. Its technology is primarily used in electric vehicles.

The electrification of automotive vehicles has been growing at an unprecedented pace in the recent past and will continue to grow for the foreseeable future. GaN power devices get the increased performance out of high-power, high-voltage power conversion systems inside hybrid and electric vehicles.

Littelfuse surface-mount fuses protect electric vehicles

Littelfuse Nano2 885 fuse

Littelfuse has introduced a series of surface-mount fuses with interrupting current ratings up to 1.5kA that are optimised for use in high-voltage automotive applications up to 350V AC or 450-500V DC.

Could matrix charging be way forward for electric vehicles?

Matrix changing in a car park

Austrian start-up Easelink has developed a technology with which electric vehicles can be automatically charged via pads fastened to the ground, anywhere from underground garages to drive-ins.

TI reference design adds wifi to EV charging

Texas Iinstruments reference design

Texas Instruments has introduced a reference design that adds wifi connectivity to an electric vehicle charging station. EV owners will be able to monitor and control the charging of their vehicles remotely from just about anywhere with wifi, presenting dozens of potential use cases from home automation to checking the availability of nearby public charge points.

Power technologies: Balancing act

Top of stack voltage is not divided evenly across the batteries in the stack

Aspiyan Gazder from Linear Technology describes a method for keeping lead-acid batteries balanced

 

Power Technologies: Heading for 48V

Energy harvesting proliferates in land vehicles  (Source: IDTechEx)

Peter Harrop from IDTechEx looks at how the move to 48V is accelerating as power demand increases

 

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