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Power Passives & Discretes

June 2017
Murata’s IRQ DC-DC Converters Deliver Leading Reliability for Railway & Industrial Applications

Murata’s IRQ DC-DC Converters Deliver Leading Reliability for Railway & Industrial Applications

Murata is introducing the first in a series of encapsulated DC-DC converters designed specifically for industrial and railway applications from Murata Power Solutions. The IRQ series delivers the latest technology in fixed frequency power conversion available in the industry. The advanced electrical and mechanical de
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Date:
06/28/2017
Resistors are More Complex Than You May Think

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Figure 1. With so many different types of resistor it is important to understand the benefits each offers in order to find the right product for your application.

Resistors will never be as sexy as microcontrollers or other ICs, or even as interesting as their passive relations. This means that when systems are being designed, the performance characteristics of the resistors in the circuit are often overlooked, or left till last. If the characteristics of the resistor do
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Date:
06/28/2017
Module or Discrete Power?

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Figure 1: CUI’s VOF-300 is an open frame ac-dc power supply delivering up to 14.7 W/in3

Engineers today are feeling the pressure to get more done in less time, be experts in multiple disciplines, and use their resources more efficiently to maximize profits. This environment is shifting the way engineers approach finding solutions to their most pressing challenges; especially when it comes to the un
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Date:
06/28/2017

Emergency eCall – Available When You Need It!

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Table 1. Supercapacitor Comparison vs. Capacitors & Batteries

Electronic systems must continue to remain operational, regardless of its external operating conditions. Said another way, any glitch in its power supply, whether momentary or seconds or even minutes, must be taken into account during its design process. The most common way of dealing with such circumstances is
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Date:
06/28/2017
How to Program Slew Rate?

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Figure 1: Typical battery voltage profile for “cold crank”

Slew rate is defined as rate of change of voltage or current in a period of time.  It is a frequently used term in operational amplifier specifications, but it also applicable when discussing programmable power supplies. When performing repetitive production testing on say a vehicle engine management system, m
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Date:
06/28/2017
 The Transportation Connected Sensor

Kevin Parmenter, PSD Contributor

With more electronics in the vehicles than ever before, we’re seeing the industry move from a basic set of electronics applications, with some automation for safety and road assistance, to high and full automation and complete comfort driving. To make this work, the transportation industry is capitalizing on
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Date:
06/28/2017
New Traco Power - DC/DC Converter Series

TDN Series: 1-5 Watt DC/DC converters in most compact cubical package

These fully regulated and 1600 VDC I/O- isolated DC/DC converters come in a cubical package that occupies only 1.2 cm2 on the PCB. The models are available in SMD version or with pins for trough hole mounting. The ultra-wide 4:1 input voltage ranges cover 4.5-18, 9-36 and 18-75 VDC.  With a high efficiency
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Date:
06/20/2017
KEMET, a leading supplier of electronic components, has introduced the industry’s first COTS grade polymer electrolytic capacitor with a 1,000-hour life test option. The new option, also known as the “Biased Humidity Test,” provides capacitors qualified at 85 degrees Celsius with 85% relative humidity at
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Date:
06/15/2017
Angle sensors:TMR angle sensor with digital output

TMR angle sensor TAD2141 with digital output

TDK Corporation presents the new TMR angle sensor TAD2141 with digital output. The new sensor offers a guaranteed accuracy of ±0.2° and at room temperature achieves the industry’s highest accuracy*** for angle error of only ±0.05°. The sensor is capable of contactless sensing 360° within a temperature range of -
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Date:
06/13/2017
Tailor made solutions in capacitor markets

Performance Inverters used in Railway Applications

More and more customers in different markets require customized solutions for power electronic capacitors. Last generation of high performance inverters used in Railway, (See Figure 1) Renewable Energy, Heavy Industry applications, to name a few, need more and more customized capacitors to satisfy their hi
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Date:
06/11/2017
Smart Building energy disaggregation Submeter with LEM Split-core CT (ATO)

LEM ATO split core current transformers

Industrial companies, factories, multi-tenant commercial and residential building owners install submetering equipment for the purpose of real-time in-house metering. This allows for accurate allocation of costs, calculation of internal billing and enables the implementation of new energy efficiency measure
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Date:
06/10/2017
  It is with great pleasure that we are announcing the appointment of Ally Winning as European Editor, PSD. Ally’s background brings a wealth of knowledge and experience relevant to PSD and our market position. Click image to enlarge Ally W
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Date:
06/03/2017