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EE Times India - total search 341 articles sort by date sort by relevance
Want to boost battery voltage in White LED apps 2008-01-31
If you're tired of the extra cost and real estate lost when using a step-up DC/DC converter, consider instead a charge pump, also known as a switched capacitor converter, to boost battery voltage. Here are the principles involved  
Audio hubs aid in prolonging battery life 2006-07-24
To reduce design complexity, it's advantageous to group audio-processing functions into a single audio hub.  
Maximise battery life with smaller LED drivers 2007-03-23
The advantages of charge pumps over inductive boost solutions for driving miniature LEDs are their compact size, ease of implementation and low noise.  
Boost converter switches between battery and USB power 2006-11-21
A boost-converter circuit implements low-loss switchover for situations where both battery power and USB power may be available  
How to protect data with battery-free RAID solution 2010-04-26
This article provides an overview of the supporting component technologies that can support such an environment-friendly data recovery solution.  
Save battery life with ambient light sensors 2008-07-24
Active optical sensors can dramatically increase the range and usefulness of ambient light sensors.  
Maximise battery life in portable multimedia systems 2008-10-10
Implement systematic power optimisation strategies in both hardware and software to maximise battery life  
Understanding critical battery-operated apps' reliability requirements 2010-04-16
Reliability concerns typically relate to the amount of potential risk to human life, followed closely by the high cost of failure and product user satisfaction.  
Architecting miniature hard disk drives for battery saving 2008-07-16
This article illustrates how to reduce power consumption in storage ICs.  
How to choose the perfect battery for your application 2003-08-01
power  
Extending battery life and solving RF power amps problems 2008-07-17
Improve power amplifier efficiency without affecting its linearity.  
Cell balancing to maximize battery packs capacity 2004-01-01
POWER  
Controlling "inrush" current for load switches in battery power apps 2001-07-03
Know how to control the inrush current in load switch applications, and learn the two approaches for controlling the slew rate.  
nvSRAMs eclipse battery-backed memory 2007-12-22
Ever improving devices integrate a high-speed SRAM cell with non-volatile elements for a significant power management advantage.  
Protect car battery chargers from fault failures 2005-03-16
Address overcurrent problems with a polymeric positive temperature coefficient device  
Li-Ion battery chargers 2008-10-13
This article discusses the Li-Ion battery charger design, and the charging process and efficiency  
Optimisation of battery power for ZigBee wireless nodes 2007-10-06
ZigBee provides an efficient way for utilities to read meters and provide new benefits. Here's how San Diego Gas & Electric is employing the network.  
How to protect data with battery-free RAID solution 2010-04-06
Increased data processing and storage demands are challenging traditional ways of maintaining data integrity in data centers.  
Designing a safer battery 2007-07-24
A model-based design approach leads to better performing and safer batteries.  
Protection IC ensures battery reliability 2002-09-01
Specific IC with protection loop guarantees defense against overcharging, overdischarging, and overcurrent problems of lithium batteries.  
Extending alkaline battery life with supercapacitors 2006-06-28
Supercapacitors can allow the use of standard alkaline batteries in many applications, such as portable devices, from which they were previously excluded.  
Portable Battery Power 2005-08-08
Miniature 4mm2 Low-Noise Charge-Pump Doubler Operates from Li-Ion, NiMH and Alkaline Cells  
Charge pumps in battery-powered devices 2005-03-01
Regulated charge pumps offer good solutions for driving LEDs and are easy to implement on a PCB  
Get longer battery life in Linux-based handsets 2008-10-09
High-end smartphones place the most challenging demands on handset energy budgets.  
Li-ion battery-powered buck-boost regulator minimizes portable product size 2002-04-08
This article presents a novel solution using a single inductor buck-boost regulator and discusses the detailed operation of this new converter and its control scheme.  
Battery life in portables: buck-boost or buck converter 2006-08-10
This article discusses the features and trade-offs associated with a buck converter and a buck-boost converter.  
Love the sound of your MP3? -- Think about your battery 2008-07-21
Giving mixed-signal designers control over the power supply has advantages for system-level design, too.  
Controlling "Inrush" Current For Load Switches In Battery Power Applications 2001-07-03
This paper offers a solution to control the inrush current in load switch applications, and also compares two approaches to controlling the slew rate.  
Maximize processor energy savings with adaptive voltage scaling 2007-07-09
Processing large amounts of data at fast speeds rapidly drains the power of a mobile device battery. Maximizing energy savings can be achieved with an adaptive voltage scaling (AVS) technique to reduce energy consumption in digital processors  
Easing portable USB charging 2010-04-08
Users are fast taking to the USB port as the preferred way for portable device battery charging. But while the port eliminates a separate wall adapter, it has its power limitations  


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