Technical Features

December 2010

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Figure 1: Replacing conventional, discrete power conversion with power modules throughout the vehicle provides significant cost and weight savings in EVs

High-Density Power Modules Simplify and Downsize EV Power System Design

Greg Green, Director of Automotive Marketing, Vicor

The electrification of the automobile is presenting new challenges for power system designers in achieving the highest power density at the lowest weight possible, eliminating compromises in vehicle range and overall performance. Designers of power delivery networks (PDNs) are also tasked with designing safe, effici

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Date:

10/31/2024

Figure 1: Schematic of an op amp

Ultralow Power High Speed ADC

Pratap Narayan Singh, Ashish Kumar, Chandrajit Debnath & Rakesh Malik, STMicroelectronics Greater Noida, India

High Speed ADCs are integral to low power applications such as wireless communication, medical instrumentation and data acquisition systems. Speed requirements of the ADCs vary from a few kHz to

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Date:

12/22/2010

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Figure 1: LTC4070 application circuit operational modes

The Energy Harvest

Steve Knoth, Senior Product Marketing Engineer, Power Products Group, Linear Technology Corporation

Shunt voltage references are simple to use; they have been around for many years and are in a myriad of products. However, they cannot effectively charge a battery, and to configure one to do such

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Date:

12/22/2010

Medicine and computers converge

Power Budgeting

Joe Lomako, Telecoms & Radio Business Development Manager, TRaC

TRaC is a test and certification company, providing comprehensive services with global reach through its worldwide partnerships. The organisation provides a streamlined approval process to meet

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Date:

12/22/2010

Figure 1: Voltage split forecast for the entry of compound semiconductor devices in PV inverters (Source: Yole Développement - November 2010)

PV Inverter Trends

Brice Le Gouic, Yole Développement Market and Technology Analysis Power Electronics and Related Applicative Markets

Yole Développement announces its comprehensive analysis on the first standardization steps in the PV inverter industry. Yole Développement's analysts evaluate the market forecasts and positioning

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Date:

12/22/2010

PV installation and control system at the University

Renewables at University

PhD. Salvador Segui Chilet and Victoria Devesa (Universidad Politécnica de Valencia) Velencia, Spain

A 3.3kWpk photovoltaic installation consisting of 64 amorphous silicon modules was connected to the power grid of the Universidad Politécnica de Valencia (UPV). The plant is located on

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Date:

12/22/2010

Figure 1: Sixpack Used as a Half Bridge

Pushing Power Capability

Werner Obermaier, Head of Product Marketing, Vincotech GmbH, Germany

The increasing requirement in renewable energy systems and motor drive applications for ever-higher power levels is, as a consequence, driving the demand for power modules to provide higher levels

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Date:

12/22/2010

Figure 1: VCE(on) comparison of FS (Red), and NPT (Green) IGBTs

Renewable Energy & Energy Saving

Alberto Guerra, International Rectifier El Segundo, California, US

The global economic recession of the last two years has had a profound impact on world energy demand, at least in the near term. As manufacturing and consumer demand for goods and services declined

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Date:

12/22/2010

Power from Renewables

Cuijiao Ma, and Song Gaosheng, Mitsubishi Electric & Electronics (Shanghai) Co., Ltd. China; Haitao Xiang and Haijiang Jiang, Shanghai Aero-Sharp Electric Technologies Co., Ltd. China

This article describes a dual input two stage grid-tied PV inverter by using Mitsubishi Photovoltaic Intelligent Power Modules (PV-IPM) of type number PM50B6LA060. Dual circuit branches have independent

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Date:

12/22/2010

Figure 1: Crack in Ceramic (for clarity a MLCC is shown)

NTC Chips from Wafer Technology

By David Connett, Director IC Reference Design, EPCOS AG, Germany

The accuracy of the wafer coupled with assembly processes already commonly found in the manufacturing plants of IGBT modules, makes the chip form of NTC the ideal component for embedding into power

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Date:

12/22/2010

Li-ion Battery Circuit Protection

Ty Bowman, Global Battery Market Manager, Circuit Protection Business Unit, Tyco Electronics

Technological advances in lithium ion (Li-ion) batteries have enabled high-power Li-ion cells with higher energy density and lighter weight to replace Nickel-Cadmium (NiCd) batteries - and even

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Date:

12/22/2010

The Promise of Solar Technology

By Peter Haaf, Technical Marketing Manager Fairchild Semiconductor GmbH Fuerstenfeldbruck, Germany

Solar electricity generation is becoming a viable alternative energy source, due to burgeoning energy costs. Up until 2007, the German solar market was the world’s largest solar market driven by a law encouraging the use of renewable energy through incentives (the “Energieeinspeisungsgesetz”). Generating electrici

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Date:

12/15/2010