Author Archives: steve bush

GaN transistor for vehicle lidar

EPC is aiming at vehicle lidar with an automotive qualified GaN power transistor with integrated reverse gate clamp diode. Called EPC2219 it is a 65V 3.3Ω normally-off gallium nitride transistor qualified to AEC Q101. “This EPC2219 has completed rigorous automotive qualification testing including humidity testing with bias [H3TRB], high temperature reverse bias [HTRB], high temperature gate ...

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DDR5 in RDIMMs, UDIMMs and SODIMM start at 16Gbyte

Smart Modular Technologies has launched a DDR5 module family. With a 4.8 to 6.4Gbit/s data rate, DDR5 provides twice the performance of DDR4, as well as improved power efficiency through an on-DIMM 12V voltage regulator and 1.1V I/O. With a dual-channel DIMM topology for higher channel efficiency, according to Smart, it is suited to cloud ...

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Rohde & Schwarz joins FiRa Consortium for UWB precision ranging

Test equipment maker Rohde & Schwarz has joined the ultra-wide-band industry body FiRa Consortium as an associate member. The organisation is dedicated to ensuring interoperability between multiple devices UWB devices through compliance and certification programs, focussing on three core UWB services: hands-free access control, location based services and device-to-device services that rely on UWB-based secure ranging ...

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So many options with 7x7mm rotary dip switches from CUI

CUI has introduced micro rotary actuator DIP switches in 7.2 x 7.2 x 2.9mm packages with IP67 ingress rating. Called the RDS-7229 series, they have 4, 10 or 16 positions, 5.08mm pin pitch and come in surface-mount or through-hole styles. Termination types include gull wing, angled gull wing, J-hook gull wing, pin and crimped, then ...

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Class-D Hi-Fi amplifier for automotive audio

HFDA801A is a 2MHz PWM Class-D audio amplifier with four bridge outputs from STMicroelectronics. High quality sound is claimed by the company: “With a signal-to-noise ratio of 121dB, 120dB dynamic range and only 10μV output noise, the HFDA801A delivers an extraordinary level of audio performance.” Distortion is typically 0.02% at 1W 1kHz into 4Ω or 2Ω, ...

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Lattice updates embedded vision and security tools for programmable logic

Lattice has updated its mVision embedded vision and Sentry security tool suits. mVision 2.0 has expanded support for automotive, industrial and medical embedded vision, with new development boards supporting popular image sensors for industrial and medical applications including Sony’s IMX464 and IMX568, and the AR0344CS from ON Semiconductor. Support for Lattice Propel Design Environment has ...

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Tattooable OLED anyone?

Researchers at University College London have created an OLED that can be applied to skin like a children’s transfer tattoo. So much like a child’s transfer is it, that it is made on the same type of substrate and applied the same way: wet it, stick it, and peel off the backing paper. The OLED ...

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NXP announces i.MX 9, and extends i.MX 8 with security and Microsoft Azure Sphere

NXP has announced i.MX 9, a series for intelligent multi-sensor applications, and i.MX 8ULP-CS (cloud secured), a family off Microsoft Azure Sphere-certified processors. Details on i.MX 9 are few. According too the company: “Scalable i.MX 9 families bring together higher performance applications cores, an independent MCU-like real-time domain, state-of-the art security and dedicated multi-sensory data processing ...

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120V dc-dc converter for spacecraft

Microchip has added lower output voltage variants to its family of 120V input dc-dc converters for space use. Called the SA50-120 family and delivering up to 56W, the parts now cover the following outputs: SA50-120S, single output types: 3.3V 5V 12V 15V 28V SA50-120T, triple output types 3.3V main ±12V aux 3.3V main ±15V aux 5V ...

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Five million cycles from clickier tactile push button

C&K is claiming five million cycle life from miniature tactile switches with 2.8N and 4N actuation force – these follow a 10 million cycle 1.6N version. The part family is named KSC TE, with ‘TE’ standing for, well… “the Tireless Endurance name says it all”, said C&K product manger Regis Clement. “It is the combination of ...

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