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2011-08-22 Wireless power transmitter IC cuts size by half
TI has launched the bq500210 that offers a complete Qi-compliant wireless power solution and reduces design costs
2008-09-01 Winning the power challenge
Optimizing power consumption in SoCs, DSPs and MCUs has provided good results, but even more can be gained in a joint effort between ICs and the teams that design them. The Texas Instruments article addresses some solutions to today's growing power issues
2005-06-01 Wide-input voltage SEPIC drives high-power white LEDs
What are the advantages white LEDs have over more conventional lighting?
2011-06-23 Upcoming technologies push power revolution
Several electronic technologies are playing high-profile roles in power revolution, among them 3D transistors, solid-state lighting, energy harvesting, superconducting cable and silicon carbide components
2002-10-22 TT Electronics MMG develops ferrite material for HF power supplies
TT Electronics MMG has developed the F2 NiZn ferrite material that is suitable for use in switch-mode and resonant-mode transformers or high-frequency power supplies
2007-07-05 Transistors address power efficiency in portable apps
ON Semiconductor has expanded its low Vce(sat) bipolar junction transistors (BJTs) portfolio to include PNP and NPN devices that incorporate advanced silicon technology.
2003-01-06 Teamsun optical transceiver delivers 1dBm output power
The PDH optical transceiver module from Wuhan Teamsun Science & Tech Co. Ltd provides an output power ranging from -11dBm to 1dBm
2015-10-06 Tackling power concerns in the digital age
A shared responsibility among various parties and a united approach are requisites in order to minimise problems and ensure smooth, consistent power quality
2005-09-12 Streamlining power delivery systems for servers
The need for more efficient systems has become paramount especially in servers and main frames.
2002-04-09 STMicro clamping circuit allows up to 600W power dissipation
Designed to protect fly-back converters and switched-mode power supplies against overvoltage spikes, the PKC-136 Peakclamp clamping circuit from STMicroelectronics allows a continuous dissipation of 1.5W and a peak power dissipation of 600W for a 10?s/1ms pulse
2012-10-09 Schurter touts low power loss, precise acting fuse
The 50mA USFF 1206 has a wire-bonding technology that allows stable, reliable operation at ambient temperatures from -55C to 90C, geared for protection of applications such as sensors, ICs, mobile devices and batteries.
2013-01-29 Save power in LCD TVs with LED driving techniques
New design techniques in LED driver circuits promise to deliver significant energy savings that will go a long way to helping TV manufacturers meet the tough requirements for power consumption
2005-11-16 RF switch delivers 10W power rating
Anadigics' new RF switch provides a 10W power rating, which is suitable for automotive telematics, as well as GSM, CDMA and WLAN mobile platforms
2010-02-19 Resonant converter packs power factor correction
From NXP Semiconductors comes the GreenChip TEA1713 resonant half-bridge converter claimed to be the first resonant controller with integrated power factor correction
2007-12-03 Reimagine current sensors in switch mode power apps
Basic technology is applied in a novel way to create an AC current sensor that outperforms traditional sensing methods.
2009-05-08 Reference design for a high-current power supply with lossless current sensing using the MAX5060
This application note shows how to use a MAX5060 current-mode, step-down power-supply controller to implement lossless current sensing for high-current applications. In this design, the series resistance (DCR) of the inductor is used for current sensing to avoid power loss in the current-sense resistor.
2002-07-19 Powerex IGBT targets applications for high-power inverters
Powerex Inc.'s Mega Power Dual is an optimized IGBT power device that offers a new carrier-stored trench gate bipolar transistor chip and uses LPT process along with a plug-cell merged design
2007-03-23 Power-management ICs offer integrated charger
Maxim Integrated Products has introduced two highly integrated power-management ICs with USB/AC-adapter linear charger
2006-05-03 Power-grid quality monitors are GPS-equipped, networked
Elspec's G4000 Series Power Quality Data Center instrument stores the waveform of every cycle on an AC line, and does that continuously, in a gap-free manner
2014-09-01 Power tip: Selecting rectifiers for flybacks
The choice of rectifiers is crucial to the design of a flyback as they influence cross regulation over load and temperature, efficiency, and transformer design.
2013-12-06 Power tip: Implications of envelope tracking
Envelope tracking calls for a high-bandwidth power supply with the ability to source and sink current, which complicates the design
2012-08-06 Power tip: Avoid common aluminum electrolytic capacitor pitfalls
Here's a look at capacitor selection in switched-mode power supplies
2003-09-03 Power MOSFETs improve comms systems performance
The the 100V-rated IRF7495 and the 80V-rated IRF7493 n-channel HEXFET power MOSFETs from International Rectifier feature low gate-to-drain charge
2008-05-08 Power MOSFET basics: Understanding MOSFET characteristics associated with the figure of merit
This application note from Vishay Siliconix focuses on the basic characteristics and understanding of the MOSFET.
2014-05-06 Power module delivers a total of 60A current via split blades
Molex's power module's split blades shorten the distance between the energized power contacts, delivering faster response times, lower overall impedance, and greater capacitance benefits
2011-03-11 Power ICs boast standby power of less than 10mW
The NXP GreenChip power ICs are designed for adapters for mobile devices such as cellphone chargers, tablets and notebooks, as well as major home appliances or white goods
2014-06-10 Power converter for negative output voltage apps
Find out how to produce negative output voltages from positive input voltages using Maxim Integrated Products' MAX17501 and MAX17502 synchronous step-down converters.
2006-04-03 PFC controller reduces power loss up to 320mW
Fairchild Semiconductor introduced a PFC controller IC that is said to reduce standby power as much as 320mW
2008-01-23 Optical fibers give PHY chipset low power loss
A PHY chipset for mobile or portable electronic devices that uses polymer optical fibers to achieve very low power dissipation has been developed by German fabless semiconductor startup Silicon Line GmbH
2007-03-23 NXP announces power-saving bipolar transistors
NXP announced the availability of its latest generation of low VCEsat transistors, which reduces power loss by 80 percent compared to general purpose transistors.
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