The use of power diodes and Thyristors in applications such as small and large appliances, such as UPS systems, AC/DC rectifiers, and variable speed motor drives is the primary source of harmonic distortion in AC grid or mains current. Due to the source impedance of the mains power, the harmonic load current
Mike Salas of Ambiq Micro
In this PSDcast Mike Salas of Ambiq Micro talks to Alix Paultre of Power Systems Design about the constant downward pressure on device form factors and power consumption in the exploding world of the Internet of Things (IoT), especially in the challenging spaces like wearables. Ambiq Micro is redefining “ultra-low
Electric motors collectively consume a substantial portion of global electricity. According to the research firm IHS Technology, 96% of a motor’s lifetime costs are represented by pure electricity costs. Regulators have imposed more stringent energy standards for them, and manufacturers are scrutinizing
Stanford University scientists have invented what they present as the first high-performance aluminum battery that's fast-charging, long-lasting and inexpensive. Researchers say the new technology offers a safe alternative to many commercial batteries in wide use today.
"We have developed a rechargeable
Tantalum surface mount capacitors with a solid electrolyte have been the favorite capacitor technology choice in many electronic devices for more than five decades, thanks to their stability, high reliability, and superior volumetric efficiency. The traditional manganese dioxide (MnO2) cathode material provides
The technique of paralleling power converters and phase shifting their outputs is not new, and “interleaving” (as it is known) has been used in a number of applications to reduce the size of input and output capacitors. These include the 42V/14V DC-DC converters found in dual-voltage vehicle electrical systems
Advances in multilayer ceramic capacitor (MLCC) technology now offer designers a high-capacitance alternative to traditional electrolytic capacitors. New high-value MLCCs provide the advantages of lower equivalent series resistance (ESR) and inductance (ESL) than electrolytics, and demonstrated mean time to
Software is playing an increasingly prominent role in networking at a system architecture level, but it also has growing importance in the future in the delivery of power. Digital control, the use of power-optimization software algorithms and the concept of the Software Defined Power Architecture are all being
Alex Lidow, Efficient Power Conversion
Enhancement-mode gallium nitride transistors have been commercially available for over five years. Commercially available gallium nitride (GaN) FETs are designed to be both higher performance and lower cost than state-of-the-art silicon-based power MOSFETs. This achievement marks the first time in
Planar Magnetics Design Guide for Transformers & Inductors
Standex-Meder Electronics, a manufacturer of precise, reliable, and long-lasting miniature switches, sensors and relays, announced the availability of its new Planar Magnetics Design Guide for Transformers & Inductors. Under its “custom is standard” pledge, the new guide showcases a variety of standard
Stackpole announces the expansion of the popular HCS family of resistors up to 5 milliohms in both the 2512 and the 3920 chip sizes. This allows the use of the HCS for an even wider range of applications where the HCSs low thermal resistance and self-heating are important. The HCS Series will typically run
Nathan Tracy of TE Connectivity
In this PSDcast Nathan Tracy, a technologist with the System Architecture Team and Manager of Industry Standards at TE Connectivity, talks to Alix Paultre of Power Systems Design about the issues surrounding the development of power systems with higher and higher levels of power density.
The RZ Series has beryllium copper contacts with gold over nickel finish
Astute Electronics, a leading supplier of electronic components and value added services, has announced it is stocking Airborn’s new RZ Series of high-density LGA solderless open-field connectors. The RZ Series features a patented Z-axis contact system and is designed to be compressed under pressure between
The LTC4234 20A Hot Swap controller with integrated MOSFET and current sensing
Linear Technology introduced the LTC4234, a 20A Hot Swap controller with integrated MOSFET and current sensing, providing a small footprint hot-plug solution for high density circuit boards. The LTC4234 ensures safe board insertion and removal from live 2.9V to 15V backplanes by controlling an internal N-channel
Newark element14 has introduced Linear Technology’s LT8609, a 2A, 42V input synchronous step-down switching regulator with unique synchronous rectification topology that delivers 93 percent efficiency while switching at 2MHz. This enables designers to avoid noise-sensitive frequency bands, such as AM radio,
The Keysight 1kW (1U) and 2kW (2U) N6900 Series Advanced Power System models adds performance options to boost test-system versatility
Keysight Technologies introduced four performance options for its small, flexible and market-leading-fast Advanced Power System (APS) N6900 Series DC power supplies. In conjunction with the power supply’s VersaPower architecture, the new options boost test-system versatility and make it easy for test engineers
Bill Smith (right) and Christian Assier (left) of Freescale Semiconductor
In this PSDcast Bill Smith and Christian Assier of Freescale Semiconductor talk to Alix Paultre of Power Systems Design about the challenges in developing devices for the Internet of Things (IoT), especially in the arera of energy and battery managment. Freescale recently introduced the single-cell, Li-Ion and
The new AS1382 step-down converter
ams, a leading provider of high performance sensors and analog ICs, introduced a 1A synchronous buck converter with the wide input voltage range, high efficiency and low stand-by current required in designs powered by a single-cell lithium-ion battery.
The AS1382 step-down converter operates from
UltraSoC, a pioneering provider of advanced debugging and analytic technology for embedded systems, announced the availability of USB-based debugging capabilities within its flagship UltraDebug product. This novel technology allows a single high-speed chip interface – in this case USB 2.0 – to be used simultaneously
In this PSDcast Sajol Ghoshal of ams talks to Alix Paultre of PSD about the Internet of Things (IoT) and the necessary awareness the system needs in order to function properly. Issues such as security, reliability, and functionality are highly dependent on not only system communications, but also transaction
Analog Devices will demonstrate at PCIM 2015 a broad portfolio of innovative solutions that help engineers design safe, productive and energy efficient motor and power control systems. ADI will be in Hall 6 at Booth #317.
“From leading isolation technology that safeguards reliable
ON Semiconducto will be showcasing some of its latest advances at PCIM 2015
ON Semiconductor, driving energy efficient innovations, will be showcasing some of its latest advances in power management technology at PCIM 2015, including compact IPM, significant developments in GaN, and a sensor-less motor driver controller. Featured demonstrations include:
In this PSDcast Jim Toepper, Moxa's business development manager for power, talks to Alix Paultre about the issues involved in managing power in the Internet of Things (IoT), especially in the areas of power distribution and redundancy. The Smart Grid is a very important enabling infrastructure in the IoT, and
By tailoring the properties of the paper to the differing insulation requirements of windings within the transformer, significant gains can be made in both cost and efficiency
A seminar at the forthcoming CWIEME Berlin exhibition will reveal how cellulose paper and mineral oil insulating systems in distribution transformers can still meet today’s ever-tightening cost and efficiency restrictions – thanks to a few smart modifications.
Proven and reliable, mineral oil-impregnated
Market forecasts for thermal interface materials 2015-2025 - see the report for a full breakdown by applications and type
Recent research conducted by analysts IDTechEx finds that the thermal interface materials (TIM) market - including tapes, adhesives, greases, gels, pastes, elastomeric pads, phase change materials, graphite, solders, compressible materials and liquid metals - will grow from $1.7 billion in 2015 to $3.7 billion
The IEEE Power Electronics Society (PELS) announces a Call for Papers for the COBEP/SPEC conference to be held 29 November to 2 December 2015 at the Hotel Praia Centro, Fortaleza, Brazil. The 1st SPEC will be held from November 29th to December 2nd, 2015, along with the 13th Brazilian Power Electronics Conference
Linear Technology announced the LTC3892, a high-voltage dual-output synchronous step-down DC/DC controller that draws only 29µA when one output is active and 34µA when both outputs are enabled. The 4.5V to 60V input supply range is designed to protect against high voltage transients, ensuring continuous operation
The Connected configuration is a high quality, tested design that directly connects UPS modules, switchgear, static switches, controls and any monitoring or human machine interface components
Power management company Eaton announced the introduction of its prefabricated power solutions for data centers in the U.S., providing an integrated power management platform designed to speed up installation times and lower total cost of ownership (TCO). This offering can be customized to meet most data center
The EPC2029 80 V, 31 A eGaN FET features a 1 mm ball pitch
Efficient Power Conversion (EPC) announced the introduction of an eGaN FET designed with a wider pitch connection layout. The first in a new family of “Relaxed Pitch” devices, the EPC2029 80 V, 31 A eGaN FET features a 1 mm ball pitch. The wider pitch allows for placement of additional and larger vias under
Harwin, the leading hi-rel connector and PCB hardware manufacturer, is announcing a wide range of PCB terminals (turrets). These simple, yet effective PCB hardware products are often overlooked, but can save assembly costs, improve build quality and increase design flexibility.
According to Product
TDK introduced the TDK-Lambda CUT75 series of 75W PCB type, triple output AC/DC power supplies – 64% smaller, lighter weight and more efficient than the earlier generation JWT75 series. With an efficiency of up to 85%, the CUT75 series reinforces TDK-Lambda‘s competitive advantage in the medical and general
The MIC28511/12/13 family of buck converters
Micrel, an industry leader in high-performance linear and power solutions as well as LAN and timing and communications solutions, introduced the MIC28511/12/13, a family of pin-compatible high voltage (HV) synchronous step-down switching regulators with integrated power switches capable of providing up to 4A
Groundbreaking and imaginative fashion-forward technologies are ready for their runway walk at the FashionWare show presented by Living in Digital Times at CE Week NY. This year’s event will bring together designers, accessory makers, and smart wearable tech.
The live runway show will take place
In this PSDcast John Day, Technical Fellow and Field Applications Engineer at Microchip Technology, talks to Alix Paultre of Power Systems Design about their latest developments in intelligent systems and the digital power managment needed to run them properly at the 2015 APEC.
In this episode of PSDtv Altera demonstrates their envelope-tracking RF power solution for Power Systems Design at APEC 2015. The FPGA-based Envelope Tracking Voltage Modulator
In this episode of PSDtv Texas Instruments explains how their new zero-power (as defined) solution for battery chargers, laptop supplies, and other applications works for Power