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Grounding Principles
Posted
2 days ago
by
Bruce Trump
In a previous blog on supply bypassing , I cautioned...
Power House
Handy Gadgets and Resistor Divider Calculations
Posted
10 days ago
by
Bruce Trump
Handy gadgets make our engineering life easier—the...
Power House
Chopper Op Amps—are they really noisy?
Posted
18 days ago
by
Bruce Trump
Chopper op amps offer very low offset voltage and dramatically...
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Analog Applications Spotlight: Anthony Fagnani
Gayle Bullock
05 23 2013 01:45 PM
I'm pleased to welcome Anthony Fagnani to the Power House blog. Anthony is the mind behind the article " Synchronous rectification boosts efficiency by reducing power loss " featured in TI's Analog Applications Journal newsletter. ...
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New book focuses on Battery Power
MattMcK
05 21 2013 07:00 AM
I sat down this week with Yevgen Barsukov and Jinrong Qian, two of TI’s leading battery technology experts to discuss the release of their new 240-page book, Battery Power Management for Portable Devices (by Artech House publishing -- available...
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Dave's Powertrip: Big Numbers, Big Confusion
Dave Freeman
05 16 2013 12:26 PM
It seems that big numbers carry with them big confusion. Big numbers from the age of the universe to the national debt can lead to interesting conversations at the lunch table. The magnitude of such numbers draws our attention, and the engineer in us...
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Analog Applications Spotlight: Bosheng Sun
Heather Weir
05 10 2013 05:36 PM
I'm pleased to welcome Bosheng Sun to the Power House blog. Bosheng is the mind behind the article " Digital current balancing for an interleaved boost PFC " featured in TI's Analog Applications Journal newsletter. Welcome Bosheng...
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How to choose an LDO or switching regulator
Rich Nowakowski
05 08 2013 04:17 PM
I remember when I first started working with power management devices over 15 years ago. Quite frankly, I didn't even know what an ‘ LDO ’ was, or even a switching regulator for that matter, since those terms weren't covered in the...
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Extend battery life in tablets with one chip
Pedro Artal
05 02 2013 12:10 PM
Until recently, the majority of the battery packs used to power tablets were configured with several cells in parallel. If we take the example of three cells in parallel, the output currents become significant. With the new approach of connecting the...
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Dave's Powertrip: What does “access” really mean?
Dave Freeman
04 30 2013 11:00 AM
Intel Labs held their “Trendspotting Summit 2013” on April 2 nd this year. They invited World Bank Managing Director Caroline Anstey to speak. 1 Her speech content was something that is generally removed from what we discuss during our work...
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Fully Charged: The Path of Least Resistance
Upal Sengupta
04 27 2013 09:30 AM
Anyone who works in power conversion and battery management electronics knows that efficiency is important. Engineers measure efficiency on the lab bench, but an end user of a portable product experiences battery life and the surface temperature of the...
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Testing power supply: Measuring stability
Bob Hanrahan
04 23 2013 07:59 PM
Previously, I posted part 1 and 2 of a 3 part series on how to test your power supply design: measuring efficiency (part 1) and measuring noise (part 2) . I covered various noise sources and how to properly measure them with an oscilloscope. I also discussed...
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Testing power supply: Measuring Noise
Bob Hanrahan
04 20 2013 09:00 AM
Last week, I posted part 1 of a 3 part series on how to test your power supply design: Testing power supply: measuring efficiency . I covered the fundamentals about testing, including the necessary equipment and how to prepare a circuit for testing. I...
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