Power Electronics / Power Management


Latest Articles

Step-down DC-DC converters are efficient and tiny
21 February 2007
ON Semiconductor has introduced two new high-performing pulse width modulation (PWM), pulse frequency modulation (PFM) and PWM-only DC-DC converters optimised for portable applications. Supplying clean ...

Read more...
Robust 600 V single-channel drivers
21 February 2007
International Rectifier has introduced a series of robust single-channel high-voltage integrated circuits (HVIC) for a wide range of applications including motor control, lighting, switch mode power supplies, ...

Read more...
Step-down converter enables smallest solution size
7 February 2007
Developed with space-constrained portable applications in mind, AnalogicTech's AAT1149 high performance, fast transient, 400 mA step-down converter allows the use of 1 mm high inductors in the industry's ...

Read more...
Single-device solution to power application microprocessors
7 February 2007
A new high efficiency synchronous DC-DC buck (step-down) converter in a unique 0,55 mm ultra-thin DFN package, which features an integrated low noise LDO, is being offered by On Semiconductor. Ideal for ...

Read more...
Reducing power-consumption in line-powered applications
7 February 2007, Electrocomp, Future Electronics, Tempe Technologies, Altron Arrow
Line-powered control applications need to use every possible power-saving feature and technique if they are to achieve an efficient power supply for low-voltage components. A minimal 50 mW of power to ...

Read more...
Motor control for variable-speed pumps enables energy consumption reduction
7 February 2007
International Rectifier has introduced a sensorless sinusoidal motor control platform that delivers quieter operation and higher efficiency for variable-speed pump applications up to 300 W. By effectively ...

Read more...
Saving energy = saving your money
7 February 2007, RS South Africa
It is simple: the more energy we use, the more money we pay. We need to learn how to optimise the use of energy in order to gain maximum value of every rand spent. Added to this is the shortage of generation ...

Read more...
Ensure the safety of door openers by current measurement
7 February 2007, Denver Technical Products
Power openers, used for garage doors, gates, shutters or awnings, are becoming more common in day-to-day life, and protection is a concern that must be taken into account during their design. Imagine ...

Read more...
Low-noise voltage refs claim lowest current draw
7 February 2007, Altron Arrow
Intersil's ISL21009 FGAT voltage references are high precision, low noise voltage references fabricated on Intersil's proprietary Floating Gate Analog technology. With this device, Intersil claims the ...

Read more...
High side current monitors feature wide input voltage range
7 February 2007, Communica
Supertex' two new high-side current monitor ICs feature a very wide operating range of 8-450 V. Both the HV7801 and the HV7802 devices also boast fast rise and fall times of 700 ns, low quiescent currents ...

Read more...
Medical/industrial PCB mount power supplies
24 January 2007, Current Automation
Mean Well has launched another low profile (127 x 76 x 30 mm) PCB type switching power supply to the market. The RPS/D/T-75 series targets medical and IT applications with the requirement of miniature ...

Read more...
28 V MIL-rated family of power systems
24 January 2007
The 28 V d.c. MIL-COTS VIPAC family of power systems is a new class of user-defined, modular power solutions for military COTS applications such as radar, military ground vehicle, communications equipment, ...

Read more...
Power units for LED lighting and signs
24 January 2007, Current Automation
Mean Well introduced two more product series for LED lighting purposes. The CLG-60 and PLN-60 series are 60 W AC/DC enclosed type switching power supplies with active PFC function. These limited power ...

Read more...
High-power lithium-ion - a new area in portable power
24 January 2007, Uniross Batteries
Until recently, applications for high current rate capabilities were reserved for nickel-cadmium and nickel-metal-hydride batteries. These applications include power tools and medical equipment. Much ...

Read more...
4 to 40 V LDO regulators
24 January 2007, Electrocomp, CST Electronics
Maxim's new ultra-low quiescent current, high-voltage, low-dropout (LDO) linear regulators are designed for harsh automotive environments. The MAX15006/7 can operate from a cold-crank voltage as low as ...

Read more...
Step-down converter enables smallest solution size
24 January 2007
AnalogicTech's AAT1149 is a 400 mA step-down converter that enables the use of the industry's latest 0603 footprint, 1 mm high inductors for the smallest possible total solution size. Coming in a small, ...

Read more...
Power supply unit for application microprocessors
29 November 2006
ON Semiconductor's NCP1526 is a high efficiency synchronous DC-DC buck (step-down) converter that includes a low noise LDO. Offered in a unique 0,55 mm ultra-thin DFN package, the device is designed to ...

Read more...
5 V power supply and battery pack for vehicles
29 November 2006, Electronic Products Design
Tri-M Systems and Engineering offers a 5 V power supply and battery pack for vehicular use. With up to 95% energy efficiency the V5SC features a 6 V to 40 V d.c. input range and 35 W capability. It delivers ...

Read more...
Space-saving 120 W external power supply for medical applications
29 November 2006, Vepac Electronics
XP Power offers a medically-approved, compact 120 W power supply for medical and other portable applications where high isolation and low leakage current specifications are required. The AMM120 is offered ...

Read more...
PoE controller simplifies PSE design
29 November 2006, Electrocomp
Linear Technology's LTC4263 is an autonomous single-channel power sourcing equipment (PSE) controller with an onboard MOSFET for use in IEEE 802.3af Power Over Ethernet (PoE) compliant systems. Requiring ...

Read more...



<< First   < Previous   Page 144 of 194   Next >   Last >>







While every effort has been made to ensure the accuracy of the information contained herein, the publisher and its agents cannot be held responsible for any errors contained, or any loss incurred as a result. Articles published do not necessarily reflect the views of the publishers. The editor reserves the right to alter or cut copy. Articles submitted are deemed to have been cleared for publication. Advertisements and company contact details are published as provided by the advertiser. Technews Publishing (Pty) Ltd cannot be held responsible for the accuracy or veracity of supplied material.




© Technews Publishing (Pty) Ltd | All Rights Reserved