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Synthesize precision Dpot resistances that aren’t in the catalog
A silly simple and ubiquitous circuit network is a variable resistance consisting of the series connection of a manually adjusted rheostat-connected pot and fixed resistor shown in Figure 1. Rmax = Rs...
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A look at Microchip’s new dsPIC33A digital signal controller
Microchip recently unveiled the newest iteration of its enduring dsPIC family: the dsPIC33A. In an interview with Joe Thomsen, corporate vice president of digital signal controllers (DSCs) and Alexis...
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BLE module optimizes power and processing
A Bluetooth LE module, the EC4L15BA1 from KAGA FEI, offers a built-in antenna and various certifications to reduce development time and certification costs. Equipped with a Nordic nRF54L15 Bluetooth...
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Data center SSDs achieve blistering speeds
Optimized for data center and AI workloads, Micron’s 9550 SSDs deliver sequential read speeds of 14 GB/s and sequential write speeds of 10 GB/s. Micron claims that the 9550 PCIe Gen5 drives are the...
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Magnachip grows IGBT lineup for solar energy
Magnachip Semiconductor has developed a 1200-V, 75-A IGBT for solar inverters, housed in a TO-247PLUS package. The MBQA75T120RFS IGBT expands the company’s portfolio, which includes a 1200-V, 40-A IGBT...
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MLCCs boast high-capacitance in minuscule package
Murata expands its line of multilayer ceramic capacitors with two chips that provide a capacitance of 100 µF in a tiny 0603-size package. According to the manufacturer, the GRM188C80E107M and...
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GNSS module offers precise RTK positioning
The Quectel LG290P is a quad-band, multiconstellation GNSS module that achieves centimeter-level positioning accuracy. It supports multimode and quad-band real-time kinematics (RTK) algorithms,...
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NoCs and the transition to multi-die systems using chiplets
Monolithic dies have long been used in integrated circuit (IC) design, offering a compact and efficient solution for building application-specific integrated circuits (ASICs), application-specific...
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Custom measurements using waveform and parameter math
Oscilloscope measurement parameters provide accurate measurements of acquired waveforms. Most digital oscilloscopes offer around twenty-five standard parameters like frequency, peak-to-peak amplitude,...
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TMR empowers sensors in health wearables, building automation
In the rapidly evolving field of consumer health, building automation and personal electronics, the demand for advanced, reliable, and efficient sensing solutions is ever-increasing. Here, tunneling...
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SLA batteries: More system form factors and lithium-based successors
The upgraded SLA (sealed lead acid) battery-based UPS (uninterruptable power supply) now residing in my furnace room has done a great job so far feeding backup power to my two NASs and my key broadband...
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An accurate resettable fuse
The fuse described in this design idea does not drop the connection, it simply limits the output current. A behavior that is similar to a polyfuse, however the circuit shown in Figure 1 is more...
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Keep Dpot pseudologarithmic gain control on a leash
A Microchip Inc datasheet covering the MCP4xxx family of digital potentiometers (Dpot) includes an interesting application circuit on datasheet page 15. See Figure 1 for a (somewhat edited) version of...
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AI tweaks presence sensor accuracy
Joining Aqara’s smart home sensor lineup is the FP1E, which combines mmWave technology and AI algorithms to enable precise human sensing. The FP1E, which supports Zigbee and Matter, detects human...
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5G-enabled SBC packs AI accelerator
Tachyon, a Snapdragon-powered single-board computer (SBC) from Particle, boasts 5G connectivity and an NPU for AI/ML workloads. This credit-card-sized board provides the compute power and connectivity...
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Infineon expands GaN transistor portfolio
Infineon has launched the CoolGaN Drive family, featuring single switches and half-bridges with integrated drivers for compact, efficient designs. The family includes CoolGaN Drive 700-V G5 single...
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Reference design trio covers EV chargers
Microchip has released three flexible and scalable EV charger reference designs for residential and commercial charging applications. These reference designs include a single-phase AC residential...
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Client DIMM chipset reaches 7200 MT/s
A memory interface chipset from Rambus enables DDR5 client CSODIMMS and CUDIMMs to operate at data rates of up to 7200 MT/s. This product offering includes a DDR5 client clock driver (CKD) and a serial...
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ADAS and autonomous vehicles with distributed aperture radar
The automotive landscape is evolving, and vehicles are increasingly defined by advanced driver-assistance systems (ADAS) and autonomous driving technologies. Moreover, radar is becoming increasingly...
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Ground strikes and lightning protection of buried cables
There was a recent lightning incident where fifty people were hurt while standing on wet soil at the moment of a nearby lightning strike that caused an electrical current to flow through the ground....
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