Secured Cortex M4F MCUs run at 4μA/MHz

Sub-threshold IC company Ambiq has announced two low-power microcontrollers for IoT end-points, one with Bluetooth. They are Apollo4 Plus and Apollo4 Blue Plus, both with an Arm Cortex-M4 core (up to 192MHz, with floating point), up to 2Mbyte MRAM (4μA/MHz operation executing from MRAM, with cache) and up to 2.75Mbyte of SRAM. The ‘Blue’ version also has ...

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Tough automotive wirewound resistor for electric vehicles

Vishay Intertechnology has introduced an AEC-Q200 qualified charging resistor “that is the industry’s first such device to feature hybrid wire-wound technology in a standard package size”, it said. “Typically, designers must utilise several thick film resistors to meet the high pulse requirements of these applications.” The parts, called HRHA, can handle 6kJ for 300ms and operate ...

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UK project to build a GaN supply chain

PCB-based packaging for GaN power devices and modules is the subject of a UK government-funded consortium that will develop both technology and an all-UK GaN module supply-chain. The project, ‘Pre-packaged power devices for PCB embedded power electronics’ (P3EP), has a nominal value of £2.5m and includes funding through the ‘Driving the Electric Revolution (DER) challenge’ of ...

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SiFive raises $175m Series F

SiFive has raised $175 million in a Series F financing round. SiFive is accelerating the development of the company’s RISC-V products, future roadmap, and ecosystem. The company has design wins with more than 100 customers including 8 of the top 10 semiconductor companies, in applications ranging from automotive, AR/VR, client computing, data centre and intelligent ...

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10W ac-dc PSUs with 48 x 25mm PCB footprint

Recom has announced 10W mains ac-dc power supplies with a 45.7 x 25.4mm (1.8 x1inch) footprint and 21.5mm tall. The RAC10E-K/277 family will operate from ac voltages between 85 and 305Vac 47-63Hz (100 to 277Vac 50/60Hz nominal), delivering, depending on version, a single regulated dc output of 3.3, 5, 12, 15 or 24V. They will also ...

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UK made: Sensor measures 2-3ppm ammonia

Sussex-based Servomex has launched a sensor that measures ammonia in industrial processes. Built around a tuneable laser diode, ‘Laser 3 Plus Environmental’ is a two-part device that beams and receives a laser that passes though process gas – across the exhaust vent, for example. It is used as the sensor in industrial processes – specifically the ...

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GaN transistor with integrated driver for 45W chargers

GaN power IC maker Navitas has revealed an un-announced product in a photo of a Samsung phone charger, the NV6014 mains voltage power switch and driver. “NV6014 is a new device, fully-qualified and in mass production but not yet available to the broader customer base,” a spokeswoman for Navitas told Electronics Weekly. Details of the ...

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SiTime sampling Elite X Super-TCXO

SiTime is sampling the Elite X Super-TCXO for critical timing problems in  edge networks such as data centers, 5G front haul, connected cars and industrial IoT,  enabling the  delivery of new services. “Twenty-two million autonomous vehicles on the road by 2025, the rapid adoption of 5G, and the continued growth of data centers will require ...

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Bill Gates funding to boost Kymeta’s antenna manufacturing

Kymeta, a satellite communications company that specialises in flat panel antenna technology, has announced new funding of $84 million, which was led by Bill Gates and also involved South Korea’s Hanwha Systems. The investment will allow Kymeta to expand its manufacturing capacity, it said, to meet antenna demand. The company also said it will continue ...

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