Extend battery life with proper charging, discharging
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2008-06-16 |
| Li-ion battery capacity is important to provide the longest product runtime in the smallest physical size. But longer battery life is also important. This article presents methods for charging and discharging Li-ion batteries to increase battery life |
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| Ultra thin 3V lithium battery solutions for smart cards
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1999-09-09 |
| This paper discusses the ultra thin lithium high-energy battery system for ISO SCs. The electrodes are made of a combination of different materials in order to achieve best results in various applications |
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| Managing high-current transient loads in battery-powered handhelds
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2010-04-19 |
| Combining supercapacitors with suitable charger and driver technologies provides a route to delivering the short duration high currents demanded in modern mobile products without compromising battery and system performance |
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| Li-ion battery charger design for laptop computer applications
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2000-03-20 |
| This paper discusses the practical design issues of Li-ion battery chargers using the CS5361/2 battery charger controller. The controller provides all functions necessary for charging Li-ion battery packs |
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| Power up your battery design with cell balancing
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2009-10-22 |
| Cell-to-cell differences in temperature, capacity and series impedance are a major concern as more cells are required in a pack. This article addresses the effects of these differences and how to manage these in a battery design |
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| Clock FV adjustment improves battery life
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2004-12-01 |
| Battery life is a key feature for mobile electronic devices, improving its capacity and performance has become an increasing necessity |
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| Designing in dual battery chemistry systems in portable electronic products
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1999-06-29 |
| The paper reviews the different primary and rechargeable battery chemistry systems that are commercially available and outlines both the benefits and limitations of each. The paper also reviews the trends in components in the electronic industry, their changes in power consumption, and their effects on the high-tech device category |
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| Designing single-battery apps
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2011-10-05 |
| Find out how designs with a single boosted battery can reduce a project's overall cost and size |
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| Power ICs simplify Li-ion battery charging
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2006-07-17 |
| Autonomous power manager ICs offer full-featured standalone battery chargers, integrated with PowerPath controllers and ideal diode devices that efficiently manage a wide variety of input power sources and reduce power dissipation, all with extremely small form factors |
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| MCU, flash enhance battery charger features
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2005-01-17 |
| Find out the advantages of using an 8bit flash MCU in designing offline Li-ion battery chargers |
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| Minimize PA battery current with DC/DC converters
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2011-06-13 |
| Learn about the advantages and drawbacks of using DC/DC converters to cut PA battery current |
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| Designing Li-ion battery charger controllers for portable PC and wireless devices
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1999-06-29 |
| This paper addresses the issues concerning lithium ion (Li-ion) battery charging that requires precision battery voltage sensing to ensure safe charge termination as well as full charging and accurate detection of minimum charge current |
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| Save battery life with ambient light sensors
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2008-07-16 |
| Applying ambient light sensing in conjunction with LED backlight driving can reduce power consumption significantly—while battery life increases. Advances in active solutions are exemplified by two examples, an ambient light sensor for a notebook PC and for a cellphone display |
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| Lengthen operational lifetime of hybrid/EV battery packs (Part 1
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2012-02-07 |
| Find out how to avoid charge imbalance that can reduce a battery pack's total capacity and potentially damage the pack |
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| Boost battery performance with active charge-balancing
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2008-07-16 |
| The benefits of Li-ion batteries can be realized only with a capable battery-management system. An active charge-balancing system offers significantly better performance than the conventional passive approach. The ingenious use of a relative simple transformer helps keep material costs low |
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| Battery chargers get charged from solar
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2009-09-22 |
| Solar energy is an attractive energy source for powering portable devices. More recently, solar power is being considered for a much wider range of consumer applications including mobile phone chargers. |
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| Protecting data with battery-free RAID solution
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2010-02-23 |
| This article provides an overview of the supporting component technologies that can support such an environment-friendly data recovery solution. |
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| Lengthen operational lifetime of hybrid/EV battery packs (Part 2
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2012-02-08 |
| In this installment, we'll look at the control algorithm and the results of lab tests. |
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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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| Cell balancing to maximize battery packs capacity
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2004-01-01 |
| Cell balancing can increase the useable capacity of the Li-ion systems when there is charge loss or capacity loss within a series string. |
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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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| Battery Chargers Plus
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2006-11-06 |
| High Performance Analog Solutions from Linear Technology |
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| How to choose the perfect battery for your application
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2003-08-01 |
| Demand for smaller, sleeker portable communications devices is pushing the wireless industry harder than ever to reduce the size of rechargeable batteries. Choosing a power solution has become more complicated than ever before. |
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| Maximize battery life with smaller LED drivers
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2007-03-01 |
| 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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| Portable Battery Power
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2006-02-27 |
| Miniature 4mm² Low-Noise Charge-Pump Doubler Operates from Li-ion, NiMH and Alkaline Cells |
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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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| 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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| 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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| Primary zinc-air batteries-New power source option for portable products
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1999-06-29 |
| This note deals with the development of Diffusion Air Manager technology as it offers a solution to the problem of severe life-limit effects of the primary zinc-air couple as it is exposed to the atmosphere. The zinc-air battery is a promising option for portable power |
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| Charging Li-ion batteries in portable apps (Part 1)
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2010-09-01 |
| USB requirements present several challenges for battery charging |
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