Technical Features

March 2013
BLDC-Based Cordless Power Tools Offer Longer Run Times and a Better User Experience

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Figure 1. Three-phase BLDC motor drive overview

Introduction Cordless power tools are becoming increasingly popular in professional and DIY usage due to their ease of use, portability, and increased safety over mains-powered tools. With the inclusion of brushless DC (BLDC) motors, they are now suitable for most tasks. However, manufacturers are being chal
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Date:
07/01/2021
Using Uninterruptible Power Supplies in harsh environments

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When used in a controlled temperature environment ranging from 0?C to 40?C (32?F to 104?F) any domestically available on-line UPS should meet the requirement, as most have been tested and approved
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Date:
03/12/2013

eGaN FETs improve performance in industrial POL converters

Figure 1: Conventional vertical power loop PCB layout (a) Side view (b) MOSFET top view (c) eGaN FET top view

Designers of point of load (POL) converters used in 24 VDC systems traditionally have had to decide between the high cost of an isolated converter and the low frequency and efficiency of a buck
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Date:
03/12/2013
Manufacturers are increasingly focusing their efforts on energy conservation. This trend is reflected in the growing emphasis on both renewable energy and energy efficiency measures to reduce the
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Date:
03/12/2013
Measuring and sourcing DC transients and other DC test conditions

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1. Biasing with a static DC voltage and measuring current: This is the most basic application of DC power related bench instruments. Any power supply, so long as it has the right voltage and current
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Date:
03/09/2013