Power Electronics

Battery/Portable Power Management

Motor Characteristics Drive Bridge, Controller Development 
Mar 1, 2006
The advanced capabilities permitted by integrated electronics continue to improve the precision, efficiency and reliability of motor control. One aspect...

Better Battery Management Through Digital Control 
Jan 1, 2006
Battery management has used digital control for about as long as cost-affordable microcontrollers have been available. There are 20-year-old patents from...

New Products: January 2006 
Jan 1, 2006
This issue of Power Electronics Technology features new fan speed controllers, stepdown controllers, power supply kits, automotive-qualified switches, and more...

New Materials Extend Li-Ion Performance 
Jan 1, 2006
With little fanfare, Li-ion batteries continue to make inroads into new applications, while slowly reaching higher levels of performance in terms of capacity,...

Data Points 
Nov 1, 2005
Battery Technology Will Dominate Portable Power for Next Decade According to a report from NanoMarkets, battery technology particularly Li-ion and Li-polymer...

Ultracapacitors Bring Portability to Power 
Oct 1, 2005
Ultracapacitors can bring high power to portable applications, either in parallel with batteries or as a stand-alone source....

Top 10 Tidbits of Battery Wisdom 
Jul 28, 2005
By avoiding common design errors, designers can extend the runtime of their battery-powered portable products....

Battery-Charger ICs Are Tailored for Latest Applications 
May 1, 2005
As the use of rechargeable batteries grows in consumer applications, chip vendors continue to develop application-specific charging ICs. In recent years,...

Charging Li-ion Batteries for Maximum Run Times 
Apr 1, 2005
An understanding of battery-charging fundamentals and system requirements enable designers to choose a suitable linear or switch-mode charging topology and optimize battery performance in the application....

Measure Battery Capacity Precisely in Medical Design 
Jan 1, 2005
By accounting for changes in battery impedance over time, a new gas gauging technology ensures precise measurement of battery capacity—even in aging battery packs....

Power Converters for Micro Fuel Cells 
Oct 1, 2004
Micro fuel cells have made tremendous strides in the past few years. New materials and fuel-delivery mechanisms have enabled energy density surpassing...

Batteries Seek Higher Capacity, Power and Safety 
Oct 1, 2004
At the recent Portable Power Conference in San Francisco, battery vendors and others connected with the battery industry presented some of the latest...

A Backup Power System Using Ultracapacitors 
Sep 1, 2004
Backup power systems are an integral part of most, if not all, mission-critical installations. Services as varied as data centers, communications networks...

Power-Monitoring Circuits for Battery Performance 
May 1, 2004
Electronic systems are often subject to the power limitations imposed by their power supplies and batteries, and the maximum power available from those...

IEEE 1625 Helps Promote Safety and Reliability 
Apr 1, 2004
The IEEE standard's proven design methodologies help designers of Li-ion battery-powered systems achieve safety and reliability in their designs despite time-to-market pressures....

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Suite Of Efficient Power Supply Products Includes GreenChip PFC and SR Controllers

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Topic Index

Discrete Semis
Bipolar Transistors
IGBTs
Power Modules
Power MOSFETs
Rectifiers/Diodes
Thyristors

Power Management
Digital Power Control
High-Voltage Devices
LED Drivers
Lighting Power Management
Motor Power Management
Power ICs
PWM Controllers
Regulator ICs

Portable Power Management
Batteries
Battery Charger ICs
Fuel Gauges Controllers and Regulators
Micro Fuel Cells

Passives/Packaging
Capacitors
Circuit Protection Devices
Connectors
Magnetics
Packaging
Printed Circuit Boards
Resistors
Sensors & Transducers
Switches & Electromagnetic Relays

Topic Pages
Wind Power
Flyback Transformers

Thermal Management
Fans
Heatpipes & Spreaders
Heatsinks
Liquid Cooling
Thermal Interface Materials
Thermal Management Simulation

Power Systems
DC-DC Converters
Distributed Power Architectures
EMI & EMC
Linear Power Supplies
Safety/Environmental Approvals
Simulation/Modeling
Switch-Mode Power Supplies
Test & Measurement Uninterruptible Power Supplies

Digital Power
Commentaries
Digital Power News
Digital Power Products
Design Features


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