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2013-02-19 Zilog outs RF AC power-switching relay reference design
Boasting advanced MCU and wireless technology, the Zaura reference design platform integrates the firm's Zaura RF 868MHz wireless module onto an AC power switching relay
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?
2008-09-15 Using Standard Power over Ethernet controllers for high-powered devices
Any IEEE 802.3af power sourcing equipment (PSE) power controller can be used for higher power by adding a simple circuit to the port to increase available current
2009-05-07 USB switches tout improved power dissipation
Diodes Inc. has launched the AP21x6 family of dual USB power switches that offers reduced footprint, improved switch on-resistance and better power dissipation than similar devices in the market.
2011-09-05 USB switch boasts 2.0, 3.0 standards compliance
Diodes Inc. introduces the AP337 device which is a 1A single-channel, integrated, high-side power switch is optimized for both self-powered and bus-powered applications, and other 3C5V hot-swapping applications.
2008-02-19 USB power switch has adjustable current limit
TI has introduced power distribution switches with an integrated FET that can be set to support a 100mA to 1.1 A current limit range for a standard USB port or other applications requiring a current limited switch.
2010-11-23 True single-chip motor controller integrates digital, analog and power
High-performing motor drives for equipment may now be realized more quickly, utilizing a complete motor-control system on a chip designed by STMicroelectronics. The 'digital SPIN', or dSPIN, integrates all the necessary digital control, analog measurement, and power electronic circuitry for controlling stepper motors using ST's advanced BCD fabrication process
2008-11-03 Trimming standby power supply consumption
Consumer electronics and home appliances, and in general all electronic equipment, play a key role in the reduction of the energy consumption. This requires a continuous technological improvement of all electronics products. New advanced solutions must be continuously and rapidly developed with high quality, efficiency and respect for the environment.
2003-02-14 TI power muxes exhibit <0.05V voltage drop
Texas Instruments' TPS211x family of power muxes exhibits a voltage drop <0.05V at 300mA
2004-08-18 TI chip simplifies power issues in next-gen PCs
The new PCMCIA and PC card power switch IC from TI supports all power management requirements for the new ExpressCard standard.
2012-08-08 TI adapter power ICs enable universal charging
The UCC28700 primary-side controllers claim to enable smaller cubes, wireless power charging stations and other AC-powered equipment to speed adoption of universal charging
2004-11-01 The humble power supply
Power supplies that provide ample standby power and full operating load can create enormous reductions in greenhouse gas emissions and even enormous markets for forward-thinking companies
2007-12-14 Temperature switch operates over 'largest' voltage range
TI has introduced the industry's smallest (SC70 package) low-power, resistor-programmable temperature switch that operates over the largest supply voltage range.
2005-11-17 Switch with diagnostic feedback
International Rectiifer's IPS10xx family of low-side intelligent power switches include a logic-level input and diagnostic information pin to monitor/detect faults during operation
2010-10-21 Switch increases solar cell efficiency
The integrated low-loss power switch and precision controller from STMicroelectronics replaces bypass diodes, thus protecting the energy that would have been lost in each diode.
2005-06-13 SWIFTTM designer power supply design program
This app note uses Texas Instruments TPS54xxx family of internal-MOSFET power-switch controllers for minimal parts count.
2006-03-15 Step-down DC/DC converter with internal 1.4A power switch
Linear Technology announced the LT3493, a current mode PWM step-down DC/DC converter with an internal 1.4A power switch, packaged in a tiny 6-pin 2-by-3mm DFN.
2009-04-28 ST890: a high side switch for PCMCIA and USB applications
The ST890 is a low voltage, P-channel MOSFET power switch, intended for high side load switching applications. Its main applications are PCMCIA slots, portable equipment and access bus slots.
2005-10-11 ST power-supply IC tailored for white LEDs in portable apps
STMicroelectronics rolled out a new power-supply IC that is specifically designed to drive the high-current white LEDs used for flash illumination in the latest generation of mobile imaging equipment
2015-05-11 Smart switch reduces heat in handheld devices
Micrel introduced the 3A ORing smart switch MIC1344, which is designed for handheld devices such as wall adapters and auxiliary battery power sources.
2009-06-15 Smart inductive proximity switch
The STEVAL-IFS006V1 inductive proximity switch demonstration board is designed based on the principle of metal body detection using the eddy current effect on the HF losses of a coil
2004-05-11 Rohm power management switches support Express Card
Rohm has developed what it claims as the industry's first power management switches - the BD4153FV/EFV
2007-01-17 RF switch promises superior linearity performance
RFMD said its first two RF switch product offerings enable complex front-end applications of feature-rich multimode handsets, improve overall RF system performance and help enable new architectures
2006-06-16 Real-life power gates a bigger challenge
Power gating requires a system-level understanding of where to add power gates, and how and when to control them. A domain-aware infrastructure can help reduce overall turnaround time
2008-06-02 RapidIO switch targets low-power compliance
Tundra Semiconductor targets cost-sensitive applications with the introduction of the Tsi572 Serial RapidIO switch, which is well suited for a broad spectrum of wireless, wireline, and imaging/video applications
2014-08-11 Protection switch aimed at portable, adapter-powered devices
TI's TPS25940 and TPS25942 ICs include back-to-back FETs to provide bidirectional current control, while reducing system size by 50 per cent compared to discrete solutions.
2012-06-14 Power tip: Manage conducted common-mode emissions in isolated switcher (Part 1
Know the danger these difficult-to-control emissions can cause, and how to minimize them.
2012-10-09 Power tip: Improving cellphone charger design
Know how to transform the lowly cellphone charger from a clunky wall wart to a device not much larger than a wall plug.
2014-09-05 Power tip: How to get more power from a flyback
Interleaving a flyback allows you to save cost by using fewer parts or to reduce the ripple voltage of the power supply. Plus, it raises the effective switching frequency of the power supply
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