Renewable Energy

November 2020
CsPbBrI2 Perovskites w/ Low Energy Loss for Photovoltaics
Over the years, the efficiency of PSCs has increased at an unprecedented pace. However, many reports have revealed significant irreversible decomposition of the organic component under high humidity and high temperature conditions, implying the instability of organic-inorganic hybrid perovskite solar cell in re
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Date:
11/25/2020

Higher Energy Lithium-Ion Batteries for Renewable Energy

In the Journal of Vacuum Science and Technology A, researchers investigate the origins of degradation in high energy density LIB cathode materials and develop strategies for mitigating those degradation mechanisms and improving LIB performance. Figure 1: Scanning electron microscopy images of as-synthesized NCA at different magnifications. Figure 2: Transmission electron microscopy images showing the surface of the Gr-R-nNCA particles

Lithium-ion batteries (LIBs) that function as high-performance power sources for renewable applications, such as electric vehicles and consumer electronics, require electrodes that deliver high energy density without compromising cell lifetimes. In the Journal of Vacuum Science and Technology A, by AIP Publi
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Date:
11/25/2020
GaN Modules Feature Superior System Performance
GaN Systems announced the availability of four new integrated power module evaluation kits: 100V Driver GaN DC/DC Power Stage Module, 650V 150A Half-Bridge IPM, 650V 150A Full-Bridge Module and Driver, and 650V 300A 3-Phase Module and Driver. These modules are designed to be easy to use and evaluate performance in
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Date:
11/23/2020
Würth Elektronik’s online platform REDEXPERT expanded
Würth Elektronik has heeded its customers’ suggestions from the practical area and has installed a feature that enables the direct comparison of aluminum-electrolyte and aluminum-polymer capacitors. The calculation of the ripple current has also been improved. The RedExpert online platform has now been modified
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Date:
11/13/2020
Low-inductance SiC power module and programmable gate driver kit
The transformation to electrify transportation – from trains, trams, and trolleys to buses, automobiles and EV chargers – continues at a rapid pace, as countries shift toward improved modes of transit with greater efficiency and innovative technology. Microchip has announced its AgileSwitch digital programmab
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Date:
11/13/2020
Würth Elektronik presents WE-TGF thermoconductive gap filler
The outstanding feature of the self-adhesive gap-filler material: The non-conductive barrier with a high dielectric strength has a high thermoconductivity index of 1 W/(m*K). The material easily adapts to the differing thicknesses of components on the PCB and fills the gaps between hot electronic components and me
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Date:
11/13/2020
The MAX31889 digital temperature sensor features an unmatched combination of accuracy and power consumption, replacing expensive resistance temperature detectors (RTDs) in precise temperature-sensitive applications. The MAX31825 digital temperature sensor enables up to 64 devices per bus, all parasitically powe
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Date:
11/13/2020
E-PEAS & TCT demonstrate inductive energy harvesting
By bringing together TCT’s engineering expertise in ferromagnetic cores with e-peas’ popular AEMS series of ultra-low power PMICs, the two companies have been able to develop an innovative energy harvesting platform that is based on induction. This will have huge potential within building automation and sm
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Date:
11/13/2020
Durable 1.27mm pitch connectors with cable assemblies
Based on customer feedback, the company has just introduced off-the-shelf IDC cable assembly options to accompany the existing discrete connector components. These are available now direct from stock through Harwin’s global network of distributors. On each of these assemblies, a ribbon cable is fitted with female conne
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Date:
11/13/2020
WE-MK high-frequency, multilayer ceramic inductors
WE-MK is available in three different sizes—0201, 0402 and 0603—as well as various inductance values from 1 nH up to 470 nH. The WE-MK inductors have very stable inductance over the entire operating temperature range from -55 to +125°C with inductance tolerances of ±5% or ±0.3 nH (depending on inductance val
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Date:
11/13/2020
RS Components stocks HARTING SPE connectivity solutions
Compliant with the newly established IEC 63171-6 industry standard, the Tw1ster connector series fully addresses the needs within modern industrial settings for more compact, lightweight cabling. Through these cutting-edge interconnect components, both data and power can be simultaneously transported, thereby reduc
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Date:
11/13/2020
TRENCHSTOP IGBT7 technology now available in TO-247 housing
The device comes in a TO-247 with 650 V break down voltage. The new TRENCHSTOP family portfolio consists of current ratings of 20 A, 30 A, 40 A, 50 A, and 75 A. It can easily be used for replacing previous technologies and for paralleling. This version of IGBT7 is especially suited to applications such as indust
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Date:
11/13/2020
Switching regulators are drop-in replacements for LMxx devices
TSR-WI devices offer high efficiencies of up to 94%, along with low standby current and excellent line/load regulation. The TSR-WI Series comprises two families of single-output switching regulator — known as TSR-0.6WI and TSR-1WI, with 0.6A and 1A maximum output current ratings, respectively — and output
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Date:
11/13/2020
RS Components adds SiC MOSFETs from ON Semiconductor
The new N-channel SiC MOSFETs support accelerated switching speeds (with rise times of as little as 10ns). Exhibiting on-resistance figures going down to 20mΩ alongside industry-leading gate charge values, they are subject to minimal power losses. Exceptionally robust, these devices can cope with ultra-high c
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Date:
11/13/2020
Lite-on delivers SMPS with 80 PLUS Titanium certificate
The trend of digitalization has accelerated. Consequently, the number of server farms has risen and with it the power demand. Driven by the phenomenon of global warming, the importance of higher energy efficiency of operations is therefore increasing. Introduced in 2004, the measurement standards defined by th
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Date:
11/13/2020
Zero cross detection ICs for home appliances
The rising demand for smart home devices and IoT applications has added communication functionality (i.e. Wi-Fi) to home appliances. As it is necessary for such devices to always be ON to maintain communication, manufacturers are required to reduce standby power consumption even more to around 0.5W. This calls
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Date:
11/13/2020
Low profile, 3-phase 5kW AC-DC power supply
In common with the existing products in the range, the new HPT5K0-L units feature a three-phase, three-wire & earth, 180 to 528VAC input and they carry ITE/industrial and medical agency approvals. The new ‘-L’ designated units are supplied in a chassis mount package with a height of just 63mm (2.5”)
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Date:
11/13/2020
COSEL adds 300W power solution with triple isolated outputs
The RBC300F is an open-frame, configurable AC/DC power supply with triple outputs tailored for robotic controllers and factory automation. Based on a unique concept, the Cosel RBC300F series offers three configurable isolated outputs, with one having a reinforced isolation to power Intelligent Gate Bipolar Trans
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Date:
11/13/2020
100 V eGaN FET Family
The applications for these leading-edge devices include synchronous rectification, class-D audio, infotainment systems, DC-DC converters (hard-switched and resonant), and lidar for autonomous cars, robotics, and drones. The EPC2218 (3.2 mΩ, 231 Apulsed) and the EPC2204 (6 mΩ, 125 Apulsed) have nearly 20% lo
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Date:
11/13/2020
Littelfuse Launches DC Disconnect Switch Product Line
Littelfuse, Inc., announced the introduction of its DC Disconnect Switch product line. The Littelfuse LS6 (available in 1000 and 500 V) and the LS6R (available in 1500 V) series are energy-efficient, compact disconnect switches that quickly break or resume the flow of current safely. Offered in both 250 and 40
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Date:
11/11/2020
PSDcast – A Solar System for PBS on top of a Mountain

COO of K12 Energy, Joel Harrison Carr

Every once in a while, we hear about a story that we just have to learn more about – so when we heard that K12 Energy installed a solar system for PBS on top of a California mountain, we had to investigate further!
Date:
11/10/2020
A Modular Capacitor Concept for DC Link Applications
TDK Corporation presents ModCap − a modular capacitor concept for DC link applications. The newly developed power capacitors are available for rated voltages of 1100 V to 2300 V and cover a 365 µF to 2525 µF capacitance range. The rated currents between 105 A and 180 A are type-conditioned wi
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Date:
11/04/2020
Joint Venture for Large-Scale Production of Fuel-Cells
Volvo and Daimler are both seeking to make the new company a leading global manufacturer of fuel cells, and thus help the world take a major step towards climate-neutral and sustainable transportation by 2050. The Volvo Group will acquire 50 percent of the partnership interests in Daimler Truck Fuel Cell GmbH &a
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Date:
11/02/2020
When Greener Means More Profitable
The US election is a major event that will have consequences throughout the world and I feel there is more that can be discussed, especially on the subject of power. Both candidates and parties may agree on cutting reliance on China, but on power generation and the environment, they are almost as far apart as po
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Date:
11/02/2020
Forty Years of Know-How

Figure 1: Technology development and product family positioning of Infineon’s 12-300 V power MOSFET offering

Our world has experienced dramatic change over the past 50 years. New economic, social and technological trends have emerged significantly impacting our way of life in different ways.  Regardless of the way and degree to which the world has been changing, one thing remains: technology plays a crucial role in
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Date:
11/01/2020