Most organizations do not consider production test a top priority, but it is a necessity to prevent major quality issues in the products that represent the company brand in the hands of customers.The costs, however, can be significant and are often greatly misunderstood, especially when there’s no...
Published: Feb 19, 2020
Learn how optically - isolated relays can improve the performance of data acquisition systems and industrial machines.
However, solid-state devices are not created equal when it comes to these performance advantages. Optically-isolated solid state relays, in particular, can outshine other solid-state devices...
Published: Jul 24, 2018
This article examines how to synchronize multiple DC/DC buck regulators in a Master/Slave configuration using phase shift time delay. Phase shifting multiple converters prevents ON time overlapping and reduces RMS current, ripple and input capacitor requirements, which will improve system EMI and power efficiency. This...
Published: Jul 20, 2018
The following white paper uses a typical off-the-shelf isolated DC-DC converter to demonstrate how an active filter will not only provide superior filtering, as compared to the passive approach, but will also provide a simple turnkey solution to meet challenging transient response requirements.
The performance...
Published: Jul 24, 2018
The large variety of motor technologies and corresponding control schemes available today to the design engineer and the dramatic pressure to reduce development time in industrial projects have created the need for performant design tools which allow to realise, already at a level of preliminary simulation, the complete...
Published: Jul 20, 2018
Advanced modeling techniques centric to motor and power stage dynamics can yield significant gains in motor control efficiency, assuring precise control that adapts to fluctuations in system behavior in real time.
Through the application of sensorless vector control, designers can enhance the performance and lower...
Published: Jul 23, 2018
This paper describes a method for reducing the power consumption of sensor systems by utilizing the standby functions of a microcontroller (MCU). In concrete terms, the frequency of sensor measurements is reduced, and the system is kept in the standby condition for as long as possible. Furthermore, abnormality detection...
Published: Jul 16, 2018
Consumer appetite for high-speed mobile devices and services shows no sign of slowing. Smart phones and tablet computers are flying off retail shelves around the world, promising consumers high-speed data services.
The International Telecommunications Union reports that mobile broadband subscriptions reached 1.2 billion...
Published: Jul 26, 2018
The universal serial bus (USB) has become a dominant interface to fulfill the ever increasing needs for rapid data transfer between end devices such as PC to portable devices, infotainment systems, storage, GPS, etc because of its ability to plug and play. USB has effectively replaced a variety of earlier interfaces, such...
Published: Jul 20, 2018
Most often capacitor selection to the uniformed seems like a simple choice but the demands, challenges and expectations of modern electronics prove otherwise. As more electronic systems continue to be integrated into our automobiles, the need for capacitor technologies that deliver high reliability, long life, stable performance,...
Published: Jul 26, 2018
This article details the common problems plaguing analog voltage mode control loops and shows how a digital control loop is able to provide bandwidth that was previously dismissed as unobtainable. By walking through the variables associated with stability and comparing it to an analog control system, it can be seen that...
Published: Jul 19, 2018
In the case of AC/DC power units, it is not dramatic technology breakthroughs that drive the trend, it is good engineering and the inventiveness to combine the best of a whole range of techniques and technologies that separate a really innovative power supply from an average one.
This article looks at AC/DC power...
Published: Jul 23, 2018
Sanyo Denki has a lineup of 12 counter rotating fans to cover high air flow and high static pressure areas, which are supplied to markets for IT equipment and communications equipment.
This document first introduces low power consumption fans and counter rotating fans as cooling fans that contribute to effective use...
Published: Jul 18, 2018
Temperature Compensated Crystal Oscillators (TCXOs) are widely used in today’s wireless communications systems. They have become a vital component to cell phones and the growing wireless PDA industry. High-end TCXOs are also an important component in telecom and other industries.
The major difference between...
Published: Jul 25, 2018