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September 2020
High-Speed CMOS DDR4 SDRAMs Feature New 8Gb Devices
To meet the increasing demand for higher-density CMOS DDR4 SDRAMs, Alliance Memory announced that it has expanded its portfolio with two new 8Gb devices. Delivering improved performance over previous-generation DDR3 SDRAMs, the AS4C1G8D4 and AS4C512M16D4 offer lower power consumption and faster data transfer ra
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Date:
09/30/2020

Space-Saving Film Capacitor for Automotive Applications
KEMET announces its new R52 series of compact polypropylene film X2 EMI (electromagnetic interference) suppression capacitors. This series fulfills the growing need of automotive, industrial, consumer, and energy applications that require a smaller, high-capacitance X2 class solution for suppressing EMI. While th
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Date:
09/29/2020
Wireless Charging Without the Need for Digital Control

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Figure 1. AutoResonant LC tank voltage and current waveforms with square wave input at less than 50% duty cycle

Wireless charging is increasingly utilized for small size wearable devices, as it eliminates the need for cables or any exposed connectors on the device. For applications with charge current less than 10 mA, closed-loop control between the wireless charger receiver and the transmitter is not required as the po
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Date:
09/28/2020
Force Sensing Provides Flexibility and Reliability

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Figure 1. Early generation smartphones featured a force-sensing home button

Force sensing can be employed so that a false positive can be avoided, as well as expanding on input possibilities, such as coupling this with menu selections.  The most common use of force sensing can be found on previous generations of smartphones that required touch to wake-up and perform other functions.  Sm
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Date:
09/28/2020
Power Consumption in Lithium-ion Battery Packs

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Figure 1: Storage life comparison for two battery packs with different power consumption

Batteries play an important role in our day-to-day lives in powering devices that range from TV remotes to heart pumps. Conventional batteries included only the cells, but high energy capacity Li-ion batteries also include electronics that are required to keep the battery safe and often includes a user interface to
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Date:
09/28/2020
Why the IoT Needs Quickchargers
Fiddling around with my iPhone and a fast charger one weekend gave me a serious case of range anxiety. Bear with me – at its core, the Internet of Things is a global network of gadgets, vehicles, appliances, and anything else with an internet connection (which is to say, everything). It’s the logical evolut
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Date:
09/28/2020
Advanced H2S protection of IGBT modules enhances lifetime
Harsh environments with critical levels of H2S can be found especially in paper production, mining, wastewater and petrochemical processing as well as in the rubber industry.H2S is the most critical corrosive contaminant for power semiconductors. During operation, IGBT modules are usually heated up to high temperature l
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Date:
09/27/2020
CoolSiC 62 mm module opens up new SiC applications
The proven 62 mm device has been designed in half-bridge topology and is based on the trench chip technology. It opens up silicon carbide for applications in the medium power range starting at 250 kW – where silicon reaches the limits of power density with IGBT technology. Compared to a 62 mm IGBT module, the
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Date:
09/27/2020
Low Voltage Automotive Buck Converter with Programmable PFM/PWM
With a fully integrated 110mΩ high-side power MOSFET and 80mΩ low-side power MOSFET, it provides high-efficiency step-down DC-DC conversion from 5V and 3.3V input rails. The converter has been developed for use in automotive applications including infotainment systems, instrumentation clusters, telematics, a
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Date:
09/27/2020
New silicon carbide power module for electric vehicles
In the past ten years, Infineon has sold more than 50 million EasyPACK modules with different chipsets for a wide range of industrial and automotive applications. At the same time, the semiconductor manufacturer has successfully established its extensive portfolio of CoolSiC products in industrial applications.
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Date:
09/27/2020
High-Speed Op Amp Eliminates Oscillation from Load Capacitances
The device targets applications such as anomaly detection systems used in measurement and control equipment along with sensors that work with very small signals. The proliferation of IoT in recent years has led to a significant increase in the number of electronic components used for advanced control in a v
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Date:
09/27/2020
1U 1kW programmable DC power supplies
These new products further expand the TDK-Lambda GENESYS+ series, offering up to 1,000W output power in a choice of full or half-rack package sizes. The GENESYS+ series is ideally suited for bench-top or rack-mount equipment in a wide variety of OEM, industrial and laboratory applications. Ten models are avai
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Date:
09/27/2020
AEC-Q200-certified SMD ferrites with peak current load ratings
The respective peak-current capability of the ferrite beads is exactly specified. They are characterized by a high rated current of up to 10 A and extremely low resistances. WE-MPSA ferrite beads are available in the construction sizes 0805, 1206, 1612, 1812, 2220, and 3312 and can also in some cases be supplied
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Date:
09/27/2020
Motor System ICs for control of small electric motors in cars
These ICs are the world's first multiple half-bridge drivers for MOSFETs with integrated power supply and communication interfaces. "With our highly integrated Motor System ICs, system designers only need half the board space compared to existing solutions. At the same time, system designers maintain the c
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Date:
09/27/2020
New Ranges of Film Capacitors for Green Energy and Automotive
Constructed with an aluminum canister design, both the C44U-M and C44P-R power film series address the increasing demand for high-power conversion systems in green energy and industrial applications. These capacitors also support power conversion in en-ergy storage systems, IGBT and wide bandgap (WBG) semiconduct
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Date:
09/27/2020
ROHM and LEADRIVE Establish Joint Laboratory
SiC power devices have been adopted increasingly in onboard vehicle chargers and DC/DC converters. These devices provide several advantages compared to silicon-based power devices such as IGBTs. One key benefit: significantly lower losses during both switching and conduction along with being able to operate at hi
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Date:
09/27/2020
Würth Elektronik extends its switch portfolio
The 8.7 x 3.0 x 2.0 mm WS-SLSU SPDT switch is a slide switch in horizontal design, which is attached to the outer edge of the PCB as a SMT mountable component. Würth Elektronik also offers WS-TASU (6.2 x 3.0 x 3.5 mm, actuating force 160 gf), a switch for edge connection. The new miniaturized buttons, which are suitable
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Date:
09/27/2020
SIGA Broadens Wound Components Capability
The move follows SIGA’s acquisition of the business and assets in February of Wolverhampton-based Stabilised Transformers Limited. Their current transformer capability includes open or enclosed types of dry transformers and inductors, and extends through double wound and auto wound components, toroidal wound
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Date:
09/27/2020
Würth Elektronik extends its WE-CBA product family
The SMDs are AEC-Q200 qualified as part of Würth Elektronik's automotive electronics portfolio. WE-CBA features high-quality Ni-Sn electrodes, a very high current carrying capacity up to 6 A, and operating temperatures from -55 to +125ºC. The ferrites, which are available in various specifications, are ideally
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Date:
09/27/2020
Power transformer maker relies on Yokogawa power analyzer
Founded in 1959, SEA supplies high-value assets which are expected to provide a return over decades. Quality, durability, safety and reliable performance are therefore key characteristics that customers are looking for when they specify a new transformer or reactor. Transformers play a crucial role in the transmission
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Date:
09/27/2020
Dev Kit Combines Wireless Power and Data Transmission
Although it was already possible to transfer data from the receiver device to the charging station, bidirectional data transfer can now be combined with the charging process. During wireless power transmission, the device and charging station exchange data through amplitude and frequency modulation. Würth Elekt
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Date:
09/27/2020
Small, low-power 3D magnetic sensor opens up new designs
With an 87 percent smaller footprint and 46 percent less height than previous comparable products, the sensor opens up new design options. Due to the small WLB-5 package (1.13 mm x 0.93 mm x 0.59 mm) and its low current consumption of 7 nA in power-down mode, the new magnetic sensor is also suitable for use
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Date:
09/27/2020
Upgrade to DesignSpark Mechanical 3D CAD modelling software
Version 5.0 offers new features, enhancements and customisation options that have been developed following feedback from users. The new release coincides with the 10-year anniversary of DesignSpark. Developed in conjunction with Ansys Inc., the leading provider of flexible and affordable 3D modelling software
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Date:
09/27/2020
AEC-Q200 Compliant Dual-Choke Filter Inductor Series
Bourns, Inc., introduced the Model DR334A Line Filter Series. These current-compensated dual choke filter inductors feature higher current capability than typical standard signal line common mode chokes, as well as high stray inductance and differential mode noise rejection. These capabilities make the Model DR3
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Date:
09/24/2020
Silicon power transistors with wide bandgap-like performance
The claim is made by developer Search For The Next (SFN). The first devices to use Bizen are members of the QJT (Quantum Junction Transistor) family which will include three parts rated at 1200V/75A, 900V/75A and 650V/32A, available in the industry-standard TO247 or TO263 power MOSFET packages. Of extreme signif
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Date:
09/22/2020
Alliance Memory's 1.8V, 3V SPI NAND Flash Memory Solutions
To meet the growing demand for serial peripheral interface (SPI) NAND flash memory products in the automotive, industrial, communications, and consumer electronics markets, Alliance Memory announced the new AS5F series of 1.8V to 3V devices with densities from 1Gb to 8Gb and high-speed clock frequencies up to 12
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Date:
09/21/2020
ams Ultra-Thin Sensor w/ Blood-Oxygen Monitoring Capability
ams introduces the industry’s thinnest dedicated sensor for blood oxygen saturation (SpO2) measurement, bringing the capability to remotely monitor this vital sign to small consumer products such as earbuds, smart watches and wristbands, as well as to medical devices such as patches and oximeters.  The high perf
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Date:
09/18/2020
Power Stage for Graphics Add-in-Cards and Gaming Notebooks
Alpha and Omega Semiconductor Limited (AOS) announced a new series of DrMOS targeting multiphase VR regulators powering high-performance GPU and memory in desktop Add-In Graphics Cards (AICs) and gaming notebooks. The AOZ531xQI series uses AOS latest generation of Gen Alpha MOSFET technology to provide benchmark pe
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Date:
09/15/2020
AVX/Ethertronics' High-Efficiency Patch Antenna Portfolio
AVX Corporation announced its extensive portfolio of high-performance, high-efficiency patch antennas optimized to satisfy demanding connectivity and miniaturization requirements in wireless applications throughout the automotive, industrial, networking, medical, consumer electronics, energy, and transportation in
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Date:
09/14/2020
Designing the First Public, Statewide 'Internet of Things'
Cornell University engineers and researchers are designing the nation's first statewide Internet of Things public infrastructure. Thanks to a $1.5 million grant awarded by the National Science Foundation, Cornell faculty will collaborate with community partners around New York - through Cornell Cooperative Extension
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Date:
09/14/2020
CUI Devices Adds IP67 Rated Models to Enclosed Speaker Line
CUI Devices’ Audio Group announced the addition of waterproof enclosed speakers to its CES product family. Carrying IP67 ratings, these enclosed speakers feature sound pressure levels (SPLs) from 89 to 106 dB at 10 cm and resonance frequencies from 680 to 1700 Hz. Thanks to their enclosed speaker design and IP
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Date:
09/08/2020
Low-cost DC-DC converter ranges
They all focus on a simple and effective design approach which is unique to those Traco Power Products. By innovative engineering we have come up with an electrical design which minimizes component and labor costs. Key focus of those designs was to maximize the amount of automatization of the manufacturing process.
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Date:
09/07/2020
What are the advantages of SiC-based designs and how can you implement them?

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Figure 1 Technology positioning – Si, SiC and GaN

The global trends - such as digitalization and energy efficiency - that have emerged and accelerated in the past few years pose new challenges to the manufacturers as well as the semiconductor market. Developing power semiconductor devices that contribute to highly efficient power management systems is on the ag
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Date:
09/03/2020
Analog Temperature Sensor ICs Deliver Precision Measurement
Designers of highly reliable cold-chain pharma and other temperature-sensing applications can achieve high accuracy and robust system operation with two new industry-leading Essential Analog ICs from Maxim Integrated Products, Inc. The MAX31889 digital temperature sensor features an unmatched combination of accu
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Date:
09/02/2020
Stackpole Improves Thick Film Resistor Power Ratings
Electronic devices that require downsizing or increased functionality may utilize high power surface mount resistors to accomplish this. High power surface mount chip resistors utilize materials designed for the higher temperatures associated with higher power levels. Stackpole's RMCP series is a thick film techno
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Date:
09/02/2020
C&K Develops Sealed Subminiature Snap-acting Switch
C&K has launched a silent, sealed, subminiature, snap-acting switch series that offers precise actuation in automotive applications. The compact ZMW Series snap-acting switch combines a long stroke with more than 2mm of over travel for reliable actuation. The ZMW Series is used in rugged environments includin
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Date:
09/02/2020