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Content tagged with Power
posted in April 2008
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Automotive chip drives up to eight high-brightness LEDs
Product News  
4/12/2008   Post a comment
Intersil's ISL78100 features cost- and space-saving integrated 3A FET and protection features in a 4mm x 4mm QFN package capable of being applied in a variety of configurations.
SAE circus starts
Automotive DesignLine Blog  
4/11/2008   Post a comment
First up, from India, is a diesel hybrid SUV.
250W AC/DC power supply offers 600W peak power
Product News  
4/11/2008   Post a comment
XP Power has released the SDR250 series of compact 250W power supplies offering both single and dual outputs.
Buck regulator offers up to 95% efficiency
Product News  
4/10/2008   Post a comment
Intersil Corp. has introduced an ultra-small, high-efficiency synchronous buck regulator that saves space and offers improved efficiency for a broad range of portable and handheld applications.
Digitally programmable buck regulator offers ultra-low quiescent current
Product News  
4/10/2008   Post a comment
Fairchild claims the FAN5355 digitally programmable buck regulator offers the industry's highest efficiency for dynamic voltage scaling (DVS) platforms used in portable devices.
CCFL display backlights have a few tricks
Blog  
4/9/2008   Post a comment
While LEDs grab the spotlight, CCFLs continue
How to supply, load, and test power-management circuits (Part 1 of 2)
Design How-To  
4/9/2008   1 comment
How you supply the dc source, and provide the load, to a power-management circuit affects the validity of the results
200-watt ac/dc switchers housed in U-chassis
Product News  
4/9/2008   Post a comment
MicroPower Direct has introduced the MPA200L series of ac/dc power supplies that provide 200 W of output power in a low profile, 1-U height U-chassis.
Li-ion battery optimized for robotics and 24-VDC motors
Product News  
4/9/2008   Post a comment
7-cell, 2.9 A-h smart battery is the first in a new family of high-power-density products
Class-D power stage improves audio performance in HDTVs
Product News  
4/9/2008   Post a comment
Texas Instruments has introduced a PWM-input 20-watt stereo Class-D power stage with closed-loop feedback, aimed at HDTVs and media docking stations. Touted as the industry's first, the highly efficient power stage is said to produce a more accurate sound and improve EMC performance.
How to supply, load, and test power-management circuits (Part 2 of 2)
Design How-To  
4/8/2008   Post a comment
How you supply the dc source, and provide the load, to a power-management circuit affects the validity of the results
A Power Integrity Wall follows the Power Wall
Design How-To  
4/8/2008   Post a comment
Today, power consumption is the single dominant design constraint for integrated circuits, but less noticed, and even less respected is power integrity despite its undeniable role in determining power and energy consumption.
Audi ponders the all-electric car
News & Analysis  
4/8/2008   1 comment
Willibert Schleuter, head of electronics development for automotive manufacturer Audi AG (Ingolstadt, Germany), has seen the complexity of in-vehicle electronics explode over the past decade. Keeping complexity-induced errors at bay is what he acquired a reputation for in the European automotive industry. Schleuter discusses automotive electronics against the background of tighter regulations on CO2 emissions and the search for alternatives to prevalent drive concepts.
TI boost controller drives industrial lighting innovation
Product News  
4/8/2008   Post a comment
TI's 4.5-V to 52-V wide-input voltage, non-synchronous boost controller is intended for applications where the output is a regulated current instead of a regulated voltage.
Choosing and using resistive power splitters and dividers
Design How-To  
4/7/2008   Post a comment
Ever wonder when to use a two resistor versus a three resistor power splitter? Or, what's the difference between a splitter and a divider? Satori Technology's Tony Lymer takes this topic on as well as the ever popular topic of S-parameters.
Power management in mobile devices--A view of energy Conservation
Design How-To  
4/7/2008   Post a comment
The gaps grow larger between what mobile devices can do and the amount of energy engineers can deliver. Chapter 2 from Power Management in Mobile Devices: Hierarchical View of Energy Conservation is an in-depth look at the power consumption, energy types, process and transistor technology, and packaging issues inherent in mobile device design.
VI Bricks extend modular power designs
Product News  
4/6/2008   Post a comment
New BCM, PRM, and VTM modules tout an advanced modular platform with signficantly greater power capabilities and design flexibility
Tip of the Week: Safely disabling Greenmode circuitry
Design How-To  
4/6/2008   Post a comment
Here's a simple circuit to protect against IC damage caused by system voltages on the control and feedback pins of a powered-down PWM controller chip
SIGNAL CHAIN BASICS (Part 11): Introducing voltage- and power-conditioning circuits
Design How-To  
4/5/2008   Post a comment
The very basics of voltage-regulation circuits, from simple resistor through switching buck and boost converters
High-voltage piezoelectric amplifiers deliver high peak power of 150 watts
Product News  
4/4/2008   Post a comment
Viking Industrial Products has introduced the PiezoMaster VP7206 series of high-voltage single-channel amplifiers that combine the amplifier with a high-voltage power supply to deliver a piezoelectric actuator controller.
Administration softens position on patent reform
News & Analysis  
4/4/2008   Post a comment
How the proposed Patent Reform Act handles an attempt to set limits on damages in patent infringement may determine whether it gets support from the Bush administration, an official said Friday in a sign the White House has softened its tone on the bill expected to be debated in Congress soon.
Tessera buys IP cooling technology
News & Analysis  
4/4/2008   Post a comment
Tessera Technologies Inc. and Kronos Advanced Technologies Inc. have announced the sale and licensing of certain intellectual property (IP) rights related to Kronos proprietary technologies.
Senate prepares to debate patent reform bill
News & Analysis  
4/3/2008   Post a comment
The U.S. Senate will debate the controversial Patent Reform Act as early as next week on the heels of a court decision that struck down new rules the US Patent and Trademark Office proposed to cope with a historic flood of patent applications.
Indian chip policy nets $16 billion in manufacturing proposals
News & Analysis  
4/3/2008   Post a comment
Big-time electronics and semiconductor manufacturers here are looking to work with the Indian government to pull together proposals for establishing a chip fab, an LCD plant and solar manufacturing facilities.
Power system for 3G/4G and WiMAX networks touts Green advantage
Product News  
4/3/2008   Post a comment
New Flatpack2 combines 96-percent efficient front-end rectifier with power distribution and management capabilities
Non-isolated DC-DC converters deliver up to 12A of output current
Product News  
4/2/2008   Post a comment
Lineage Power's third generation Lynx POL converters are 5/12Vin open-frame modules that are designed per the latest DOSA standard footprint specification to provide higher power, higher density, and faster transient response in a wide variety of board mounted power applications.
1U front end/rectifier offers high efficiency at light loads
Product News  
4/2/2008   Post a comment
This 12-V rectifier from Cherokee International is designed to improve data-center efficiency for high-end datacom equipment.
Efficient power management for set-top boxes
Design How-To  
4/2/2008   2 comments
Pay close attention to layout to maximize the advantages of using a switch-mode supply
Embracing tunable white LEDs as the next generation of lighting
Design How-To  
4/1/2008   Post a comment
Basic white LEDs may not meet the application color and lighting requirements; tunable LEDs may be a better choice
LDOs an attractive compromise
Design How-To  
4/1/2008   Post a comment
Today's multivoltage portable system designs demand a variety of devices for managing power conversion from switched-capacitor charge pumps to inductive dc/dc converters.
Four-way power divider spans 18 to 40 GHz
Product News  
4/1/2008   Post a comment
Optimized for low insertion loss, high isolation, and amplitude and phase stability, this new power divider is well suited for electronic warfare, radar, communications systems, and test equipment
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