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August 2018
A Quick Guide to Automotive DC-DC Converter Test

Figure 1. Block Diagram

A Quick Guide to Automotive DC-DC Converter Test
Larry Sharp, Chroma Systems Solutions

An automotive DC-DC converter receives high-voltage battery output and converts it to a lower voltage to power on board devices such as the instrumentation panel, entertainment system, sensors, LED lighting, and any other on board devices requiring low voltage DC power.  Manufacture’s strategies in DC-DC co
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Date:
08/31/2018
Using 3D Printing to Explore the Boundaries of the Constitution
Using 3D Printing to Explore the Boundaries of the Constitution
Jason Lomberg, North American Editor, PSD

Quick – how do you feel about gun control? How about a printable gun with no serial number that’s immune to metal detectors? Still certain? One of the hottest test and measurement themes is rapid prototyping, and while medical applications might pay the bills, 3D-printed guns have dominated public discourse
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Date:
08/31/2018
Surface Mount Inductors for Multi-Purpose Applications
Surface Mount Inductors for Multi-Purpose Applications
Signal Transformer announces their new SCIHP0412, SCIHP0420 and SCIHP0420TB Series of Surface Mount Inductors (SMD) for Notebooks, Tablets and Multi-Purpose Applications. These new series of SMD Inductors are ideal for tablets, notebook/desktop, server applications, battery powered devices, low-profile and high-current pow
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Date:
08/29/2018
Power Connectors Solve Four Key Design Challenges
MIDDLEBOROUGH, Mass. – Sager Electronics is now stocking Molex’s Ultra-Fit and Nano-Fit Power Connectors. Ultra-Fit Power Connectors solve four key design challenges while offering the premium housing features of proven Mini-Fit and Micro-Fit 3.0 connector systems: color-coded housings mitigate the risk
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Date:
08/28/2018
Next-Generation Material in Energy Storage Devices

The fabrication schematic diagram of FeCo-selenide//Fe2O3 asymmetric supercapacitor (ASC). The FeCo-selenide and Fe2O3 electrodes serve as positive and negative electrodes respectively that both show excellent electrochemical performance. In addition, the fabricated ASC was connected to form a series circuit to light the "CUMT" board, which can be viewed as a promising candidate for large scale hybrid devices applications.

Next-Generation Material in Energy Storage Devices
World Scientific

In a paper to be published in the forthcoming issue of NANO, a team of researchers from the China University of Mining and Technology have fabricated an asymmetric supercapacitor (ASC) based on FeCo-selenide nanosheet arrays as positive electrode and Fe2O3 nanorod arrays as negative electrode. There is evidence that F
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Date:
08/28/2018
Axial Lead Battery Strap Fuses for Rechargeable Battery Packs
Axial Lead Battery Strap Fuses for Rechargeable Battery Packs
Bel Fuse-Circuit Protection announces their latest Axial Lead Battery Strap PTC fuses, the 0ZSA & 0ZSC Series, which are designed for use in rechargeable battery packs, lithium cell and battery packs. These fuses can be used in a variety of applications, such as battery packs for mobile phones, computers, co
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Date:
08/24/2018
PoE Injectors Conform to IEEE802.3bt Standard
PoE Injectors Conform to IEEE802.3bt Standard
Fremont, CA — “The proliferation of Ethernet connected devices is expanding the need for power above the 30 watt level, as currently specified in the IEEE802.3at standard for Power Sourcing Equipment. To address these higher power requirements, the IEEE committee has been drafting the IEEE802.3bt standard, which
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Date:
08/23/2018
Expanded Series of Surface Mount Inductors for Lighting
Expanded Series of Surface Mount Inductors for Lighting
Signal Transformer announce their new SCIH1040HC and expanded SCIHP1367, SCIHP1350, SCIHP1338, SCIHP0718 and SCIHP0724 Series of Surface Mount Inductors (SMD) for Lighting Applications. These new series of SMD Inductors for Lighting complement existing Signal Series SMD SCRH5D28, SCRH129 and SCMS7D43AY. Emergence of LEDs a
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Date:
08/22/2018
950V CoolMOS P7 Superjunction MOSFET
950V CoolMOS P7 Superjunction MOSFET
Infineon Technologies ushers a new member of its CoolMOS™ P7 family, the 950 V CoolMOS P7 Superjunction MOSFET. It meets even the most rigorous design requirements: for lighting, smart meter, mobile charger, notebook adapter, AUX power supply and industrial SMPS applications. This new semiconductor solution de
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Date:
08/22/2018
Maxim 5kVRMS Reinforced Digital Isolator
Maxim 5kVRMS Reinforced Digital Isolator
To better protect industrial systems from the dangers of high-voltage signals, equipment designers can now turn to the new robust and reliable MAX22445 5kVRMS four-channel reinforced digital isolator from Maxim Integrated Products, Inc. (NASDAQ: MXIM). Delivering up to 2x greater throughput at 4x lower power co
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Date:
08/22/2018
Compact 200 Watt metal cased power supplies
Compact 200 Watt metal cased power supplies
It extends the existing TXM series which ranged from 15 to 150 Watt with an additional 200 Watt series. With a compact metal case and screw terminal block connections, they are easy to install in any equipment. There are three models of single output voltages from 12 VDC to 48 VDC. They also feature an universal in
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Date:
08/22/2018
Würth Wireless Connectivity from Digi-Key
Würth Wireless Connectivity from Digi-Key
The product range encompasses highly efficient wireless transmission solutions in the Bluetooth or Wireless M-Bus standard as well as proprietary wireless modules in the frequency ranges 169, 433, 868, 915 MHz and 2.4 GHz. Thanks to their low power consumption, these high-quality, compact components are ideal so
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Date:
08/22/2018
Simultaneous power supply for mainboard and 24V peripherals
Simultaneous power supply for mainboard and 24V peripherals
The new industrial PC PSU BEA-750H from Bicker Elektronik, Donauwörth/Germany, offers in addition to the regular ATX outputs for current mainboards a strong 24VDC output, which can be loaded with up to 7 amps and thus provides enough power to ensure the reliable supply of displays, receipt printers, card readers, coi
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Date:
08/22/2018
App That Will Extend Your Smartphone Battery Life
App That Will Extend Your Smartphone Battery Life
University of Waterloo

New research out of the University of Waterloo has found a novel method to extend the battery life of smartphones for up to an hour each day. The researchers have developed an app which smartphone users can use to reduce the energy consumption of their devices without any significant impact on perfor
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Date:
08/15/2018
Inductor Offers a 50% Reduction in DCR
Inductor Offers a 50% Reduction in DCR
MALVERN, Pa. — Vishay Intertechnology, Inc. introduced the first device in its new IHSR series of high-temperature commercial inductors. Designed for multi-phase, high-current power supplies and filters in computer, industrial, and telecom applications, the Vishay Dale IHSR-4040DZ-51 offers a 50 % reduction in
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Date:
08/13/2018
Power Integrations Certifies USB PD Adapters
Power Integrations Certifies USB PD Adapters
San Jose, Calif. – Power Integrations announced that a range of adapter designs based on Power Integrations’ InnoSwitch 3-Pro and InnoSwitch3-CP ICs have achieved compliance with USB Power Delivery (PD) 3.0 standards. During a recent workshop in Portland, Oregon, nine adapter designs featuring InnoSwitch3 devices
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Date:
08/10/2018
Multilayer Chip Beads With High-Rated Currents
Multilayer Chip Beads With High-Rated Currents
TDK Corporation has developed the new MPZ0603-H series of multilayer chip beads for power lines in an IEC 0603 package (EIA 0201) that feature twice the rated current and about half the DC resistance of the existing MPZ0603-C series. Thanks to a newly developed technology for the internal electrodes, TDK was ab
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Date:
08/07/2018
PSDcast - The Formula E Electric Racing Series

Mitch Van Ochten from ROHM Semiconductor

PSDcast - The Formula E Electric Racing Series
In this episode of the PSDcast, we're discussing the premier electric racing series, the Formula E championship. In particular, we're exploring ROHM Semiconductor's official technology partnership with the Venturi team.
Date:
08/07/2018
Fast, Cheap, and Colorful 3D Printing

This brightly colored dragon was produced by 3D printing, using gold nanorods as photosensitizers.

Fast, Cheap, and Colorful 3D Printing
People are exploring the use of 3D printing for wide-ranging applications, including manufacturing, medical devices, fashion and even food. But one of the most efficient forms of 3D printing suffers from a major drawback: It can only print objects that are gray or black in color. Now, researchers have tweaked th
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Date:
08/02/2018
DRQ DC/DC Converters Delivers 1K Watts at 97% Efficiency
DRQ DC/DC Converters Delivers 1K Watts at 97% Efficiency
Murata has announced the 1 kW DRQ-11.4/88-L48 Series of quarter brick, intermediate bus, DC/DC converter modules that address the growing power requirements of high-reliability networking and telecommunications infrastructure equipment. The fully regulated DRQ-11.4/88-L48xx Series provides 11.4 Vout at 88 A, with a Vin Range
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Date:
08/02/2018
New CMOS op-amp delivers class-leading low-noise
New CMOS op-amp delivers class-leading low-noise
ROHM today announced the availability of a CMOS op-amp featuring the lowest noise in the industry optimized for industrial applications requiring high-accuracy sensing, such as accelerometers used in sonar systems, and optical sensors that handle ultra-small signals. In recent years, in addition to IoT devic
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Date:
08/02/2018
TTI, Inc. Acquires Compona AG of Switzerland
TTI, Inc. Acquires Compona AG of Switzerland
TTI, Inc announced the acquisition of privately held Compona AG of Switzerland and the company’s German subsidiary Cosy Electronics GmbH. Both Compona and Cosy are specialty distributors of interconnect products and provide services such as in-house assembly of specific connector ranges and full support on cu
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Date:
08/02/2018
One Giant Leap for the Power Industry
One Giant Leap for the Power Industry
Ally Winning, European Editor, PSD

Welcome to the July/August edition of Power Systems Design. Traditionally, things quieten down a bit over the summer period and we get a chance to take some well deserved rest and relaxation. This year that rest is even more welcome as things seemed to increase in intensity as the year went on. Things came to a
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Date:
08/01/2018
The Many Flavors of Automotive Electronics
The Many Flavors of Automotive Electronics
Jason Lomberg, North American Editor, PSD

Our automotive/infotainment issue just might be the most diverse offering of the year – most of us drive cars, so OEMs have a wide variety of avenues to approach one of the industry’s most universal topics. Thus, the July/August issue covers such varied themes as audio amplifiers, MLCCs, and SiC MOSFETs, all
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Date:
08/01/2018
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