DC-DC Boost Converter Harvests Photovoltaic Energy

Energy harvesting with a photovoltaic cell requires an efficient dc-dc converter that operates with very low voltage inputs and whose output can charge an external battery...

The eGaN FET-Silicon Power Shoot-Out: 2: Drivers, Layout

The first article of this series (Power Electronics Technology, September 2010){1}, comparaed enhancement-mode Gallium Nitride (eGaN™) power devices with state-of-the-art silicon MOSFETs, using different yardsticks that significantly influence in-ci...

Type III Compensator Design for Power Converters

A detailed analysis of the type III compensator derives the appropriate equations and guarantees the targeted bandwidth and phase margin, as well as an unconditionally stable control loop...

Why Network Analyzer Signal Levels Affect Measurement Results

When analyzing transistors, there is a finite allowable signal level that provides accurate results, which is due to a phenomenon related to the large signal effects of semiconductor junctions...

Designing LED Lighting Systems For Optimal Light Output

An LED lighting system can be optimized for efficacy, footprint, lifetime and cost by varying the LED's current and controlling its temperature with a heat sink...

Cutting No-Load Power Consumption in Power Supplies for Industrial Applications

A recently-introduced universal-input, primary-side-sensing control IC meets current standby power criterion while offering a range of output voltages at power levels from about 8 W to 18 W to suit various embedded applications...

Optimal Transient Response for Processor Based Systems

A power supply design using a buck converter that, along with possessing excellent DC regulation accuracy, must be optimized for best transient performance...

Innovative Packaging Shrinks 600 mA and 6 A Power Supplies

Two recent integrated power supply introductions from Texas Instruments employ space-saving packaging techniques that simplify designs and speed time-to-market for communications, industrial and portable applications...

Invest In America's High-Tech Future

ACCORDING TO Paul Otellini, Intel President and CEO, History has shown us that tech breakthroughs and innovation can and do re-shape our destiny. We should...

Digi-Key Corporation and Phihong USA Sign Global Distribution Agreement

ELECTRONIC COMPONENTS distributor Digi-Key Corporation, and Phihong USA announced the two companies have entered into an agreement in which Digi-Key will...

Alpha and Omega Semiconductor Acquires Agape Package Manufacturing

ALPHA AND OMEGA SEMICONDUCTOR LIMITED, or AOS global supplier of a broad range of power semiconductors, announced that it has entered into definitive...

IEC, ILAC And IAF Tripartite Reach Memorandum Of Understanding

A HISTORIC AGREEMENT between IEC, ILAC and IAF will help significantly reduce cost, time and complexity for the reassessment of certification bodies and...

Patents

BULK ACOUSTIC RESONATOR ELECTRICAL IMPEDANCE TRANSFORMERS Issued December 21, 2010United States Patent 7,855,618 An electrical impedance transformer comprises...

Low-Noise Op Amps Improve Signal Conditioning in Harsh Industrial Applications

MAXIM INTEGRATED Products introduces the MAX9632/MAX9633 36V, low-noise, precision operational amplifiers with low distortion...

Resettable Overcurrent Protection Device For Li-Ion Batteries Offers Size and Cost Benefits

TYCO ELECTRONICS announced the introduction of a Metal Hybrid PPTC (MHP) technology useful for high-rate-discharge battery applications at ratings above 30VDC/30A such as cordless power tools, e-bikes and back-up power supplies...