Reducing energy use, PCB clutter in portables
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2010-02-23 |
| With the growing feature lists and performance levels that these systems deliver, there is also a growing need to manage power dissipation in portable electronic systems. |
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| Filterless amp saves PCB space, power
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2005-10-17 |
| The choice of power amplifier can impact power consumption in today's mobile devices |
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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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| OVP devices make your portables safer
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2008-01-16 |
| While Li-ion battery technology has decreased the total weight of portable devices, a bad charge sequence can induce Li+ temperature increase, thermal runaway and burst, and endanger people's lives. Integrating an overvoltage protection (OVP) device makes portable devices more secure from the risks involved in charging. |
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| Power factor regulation, dimming with LED driver
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2009-02-17 |
| Read about a power-factor-regulated circuit that can also implement dimming function. |
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| Perform fault monitoring, manage backplane power
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2004-09-16 |
| Perform fault monitoring, manage backplane power |
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| Benefits of multi-phasing buck converters (1)
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2007-11-16 |
| Mid-level design tutorial shows the advantages of the interleaved buck topology for improving response and reducing component stresses |
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| Designing highly efficient power management circuitry
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2010-02-11 |
| The focus of this article is to highlight a switch mode power supply and a typical power inductor and their performance during high temperature conditions. |
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| Deriving optimum MOSFET ON-resistance for target applications
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2004-04-22 |
| Deriving optimum MOSFET ON-resistance for target applications |
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| MCU management: power, ground and noise
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2008-11-05 |
| Learn about noise sources and their paths as well as the theory behind good layout practices and their impact on noise. |
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| Protecting components from ESD damage effects
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2009-11-09 |
| Protecting components from the effects of ESD damage begins by knowing how they can be damaged and their level of sensitivity. |
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| How to size capacitors in switching converters
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2008-10-03 |
| This article discusses a mathematical approach to designing capacitor arrays for switching converters. |
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| Designing power systems in portable devices
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2008-09-04 |
| Here is a list of some practical dos and don'ts for designing the power system in your next portable product. |
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| Increase switcher efficiency, reduce size
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2008-08-05 |
| Board layout differentiates a good switcher design from a bad one. Today's switching regulators and supplies are compact and powerful, but a major trade-off is their higher switching frequency that makes board design all the more difficult. |
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