Hollow core fiber (HCF) optical sensors are used in applications including Li-ion battery research and development (R&D), robotic arms, civil engineering infrastructural health monitoring, and biosensing. Some of the attributes of HCF optical sensors are small footprints, non-conductance, chemical stability, and high dynamic ranges. In the case of activities like Li-ion R&D, HCFs can be […]
Applications
RF generators produce test signals to 40 GHz
The SMB100B series from Rohde & Schwarz produces microwave carriers to 40 GHz. Test-instrument manufacturer Rohde & Schwarz introduced a series of four microwave signal generators, the SMB100B. The instruments come with four models depending on top frequency: 12.75 GHz, 20 GHz, 31.8 GHz, and 40 GHz. All models support AM, FM, phase, and pulse […]
How do 5G eMBB and FWA data services compare?
Fixed-wireless access is a special use case of enhanced mobile broadband, one of the three use cases specified for 5G. FWA brings different challenges for deployment than eMBB.
Versatile, ac-dc power supply for medical and industrial use
TDK Corporation announces the introduction of the TDK-Lambda brand CUS800M and CUS1000M AC-DC power supply series in a 6.73 x 3.35 x 1.67” (171 x 85 x 42.5mm) case size. Rated at up to 800W and 1000W, these very compact products also feature a variable speed fan with typically 30 – 42dBA audible noise. The […]
Battery and charging innovations driving electrification
The urgency of mitigating climate change and reducing greenhouse gas emissions has prompted businesses to adopt more sustainable transportation solutions, particularly electric vehicles (EVs). Lithium-ion batteries (LIBs) are at the forefront of electrification. McKinsey predicted that the entire LIB chain, from mining through recycling, could grow by over 30% annually from 2022 to 2030, reaching…
Flat wire and square core PFC chokes target industrial and automotive applications
ITG Electronics has introduced a line of power factor correction (PFC) chokes whose slim design enables engineers to incorporate them into tight spaces. The company’s PFC282820B and PFC282822B series of PFC chokes are suitable for 500-1000 watt continuous conduction mode PFC boost converter applications. ITG Electronics also offers a wider design (27.5 x 28.5 mm) compatible […]
Gate driver optimizes EMI and power efficiency for motor control
Infineon Technologies AG introduces the MOTIX TLE9140EQW gate driver IC for brushless DC motors targeting the demanding 24/48 V market. The TLE9140 is tailored for automotive motor control applications featuring higher voltage requirements from 24 V up to a maximum of 72 V, where higher system reliability and faster switching behavior are necessary. The IC […]
5G software stack runs on small cell PHY SoC
Integrate a 5G Open RAN L1-L3 software stack into a small-cell design.
Choose a 5G base station’s PA bias control circuit
Bias control of PAs is crucial to ensure optimum radio performance under all conditions. Current sensing and temperature sensing provides the feedback needed to control the PA bias. The choice of sensing and biasing circuits brings design trade-offs. 5G base station power amplifiers (PAs) need biasing using a separate bias controller to maintain optimum performance…
Gate driver offers programmable control and monitoring for automotive applications
The L99H92 automotive gate driver from STMicroelectronics provides an SPI port for programming and diagnostics, a charge pump, protective features, and two additional current-sense amplifiers for system monitoring. Containing two high-side and two low-side drivers, the L99H92 can control a single H bridge powering one bidirectional DC motor or two half bridges for two unidirectional […]