Want to boost battery voltage in White LED apps
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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 |
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| Audio hubs aid in prolonging battery life
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2006-07-24 |
| To reduce design complexity, it's advantageous to group audio-processing functions into a single audio hub. |
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| Maximise battery life with smaller LED drivers
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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. |
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| Boost converter switches between battery and USB power
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2006-11-21 |
| A boost-converter circuit implements low-loss switchover for situations where both battery power and USB power may be available |
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| How to protect data with battery-free RAID solution
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2010-04-26 |
| This article provides an overview of the supporting component technologies that can support such an environment-friendly data recovery solution. |
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| Save battery life with ambient light sensors
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2008-07-24 |
| Active optical sensors can dramatically increase the range and usefulness of ambient light sensors. |
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| Maximise battery life in portable multimedia systems
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2008-10-10 |
| Implement systematic power optimisation strategies in both hardware and software to maximise battery life |
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| Understanding critical battery-operated apps' reliability requirements
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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. |
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| Architecting miniature hard disk drives for battery saving
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2008-07-16 |
| This article illustrates how to reduce power consumption in storage ICs. |
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| How to choose the perfect battery for your application
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2003-08-01 |
| power |
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| Extending battery life and solving RF power amps problems
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2008-07-17 |
| Improve power amplifier efficiency without affecting its linearity. |
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| Cell balancing to maximize battery packs capacity
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2004-01-01 |
| POWER |
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| Controlling "inrush" current for load switches in battery power apps
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2001-07-03 |
| Know how to control the inrush current in load switch applications, and learn the two approaches for controlling the slew rate. |
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| nvSRAMs eclipse battery-backed memory
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2007-12-22 |
| Ever improving devices integrate a high-speed SRAM cell with non-volatile elements for a significant power management advantage. |
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| Protect car battery chargers from fault failures
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2005-03-16 |
| Address overcurrent problems with a polymeric positive temperature coefficient device |
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| Li-Ion battery chargers
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2008-10-13 |
| This article discusses the Li-Ion battery charger design, and the charging process and efficiency |
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| Optimisation of battery power for ZigBee wireless nodes
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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. |
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| How to protect data with battery-free RAID solution
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2010-04-06 |
| Increased data processing and storage demands are challenging traditional ways of maintaining data integrity in data centers. |
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| Designing a safer battery
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2007-07-24 |
| A model-based design approach leads to better performing and safer batteries. |
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| Protection IC ensures battery reliability
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2002-09-01 |
| Specific IC with protection loop guarantees defense against overcharging, overdischarging, and overcurrent problems of lithium batteries. |
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| Extending alkaline battery life with supercapacitors
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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. |
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| Portable Battery Power
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2005-08-08 |
| Miniature 4mm2 Low-Noise Charge-Pump Doubler Operates from Li-Ion, NiMH and Alkaline Cells |
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| Charge pumps in battery-powered devices
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2005-03-01 |
| Regulated charge pumps offer good solutions for driving LEDs and are easy to implement on a PCB |
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| Get longer battery life in Linux-based handsets
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2008-10-09 |
| High-end smartphones place the most challenging demands on handset energy budgets. |
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| Li-ion battery-powered buck-boost regulator minimizes portable product size
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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. |
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| Battery life in portables: buck-boost or buck converter
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2006-08-10 |
| This article discusses the features and trade-offs associated with a buck converter and a buck-boost converter. |
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| Love the sound of your MP3? -- Think about your battery
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2008-07-21 |
| Giving mixed-signal designers control over the power supply has advantages for system-level design, too. |
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| Controlling "Inrush" Current For Load Switches In Battery Power Applications
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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. |
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| Maximize processor energy savings with adaptive voltage scaling
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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 |
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| Easing portable USB charging
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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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Strange modes of transport and other "stuff"
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