The TEN 3WIRH – TEN 40WIRH are a family of railway-certified DC/DC converters with 3,000-Vac reinforced I/O isolation for highest reliability in harsh environments. Output power options are available from 3 to 40 W. The proven and certified design guarantees highest resistance against thermal shocks, moisture, mechanical shocks, and vibration. The TEN 3WIRH – TEN […]
Power Electronic Tips
GaN-based power converters sport 90% power efficiency in space-constrained communications satellites
The industry’s first single-stage, isolated dc-dc converters for high throughput satellite payloads provide spacecraft designers with the industry’s most efficient power conversion modules for enabling reprogrammable, software-defined payloads. Compared to conventional two-stage dc-dc converters, the CAES single-stage converters increase power efficiency from approximately 80% to more than 90% while simultaneously reducing size, weight and power […]
Buck/boost converter boasts super-low quiescent current, targets battery powered apps
Texas Instruments introduced a new bidirectional buck/boost converter with an ultra-low quiescent current (IQ) of 60 nA – one-third the IQ of competing boost converters. The TPS61094 buck/boost converter integrates a buck mode for supercapacitor charging while providing ultra-low IQ, enabling engineers to extend battery life by as much as 20% when compared to commonly used hybrid-layer […]
Schottky barrier diodes optimized for protection, rectification apps in automotive, industrial, consumer uses
ROHM Semiconductor announced its expanded portfolio of Schottky barrier diodes (SBDs) with 24 new compacts, high-efficiency models (12 RBR series and 12 RBQ series). These devices – 178 in total – are ideal for protection and rectification circuits in automotive, industrial equipment, and consumer applications. Diodes are commonly used in a variety of circuits for rectification and protection. […]
DC charging boxes support charging of electric trucks up to 850 V/1,300 A
Sensata Technologies announced its new High Voltage Junction Box solutions provide safe and reliable protection and power distribution for high power charging of commercial electric vehicles. The solutions include DC Charging Boxes that support megawatt charging of medium and heavy-duty electric trucks up to 850 Volts and 1300 Amps. Combining Sensata’s proven contactor, fuse, and controller […]
The brushed DC motor: Still a very viable option, Part 2: Applications
Brushless DC and stepper motors may get more attention than the classic brushed DC motor, but the latter may still be a better choice in some applications. The brushed motor is available in sizes from tiny ones providing a few inch-ounces of torque through hundreds of horsepower and has been used successfully for over 100 […]
The brushed DC motor: Still a very viable option, Part 3: Drivers
Brushless DC and stepper motors may get more attention than the classic brushed DC motor, but the latter may still be a better choice in some applications. The attractiveness of brushed DC motors for some applications and the challenges of optimizing their performance has attracted vendors of special driver ICs which are well-suited for this […]
Open-rack power shelf minimizes power consumption in hyper scale and enterprise data centers
Advanced Energy introduced a high-density, high-efficiency 48 V, 30 kW dual-feed Open Rack version 3 (ORv3) power shelf that minimizes the power consumption and improves the reliability of computing and storage applications in hyperscale and enterprise data centers. Featuring power supplies with demonstrated efficiency of 97%, Advanced Energy’s new Artesyn 2U shelf incorporates a hot-swappable […]
Buck-boost converter boasts ultra-low quiescent current of 60 nA
Texas Instruments introduced a new bidirectional buck/boost converter with an ultra-low quiescent current (IQ) of 60 nA – one-third the IQ of competing boost converters. The TPS61094 buck/boost converter integrates a buck mode for supercapacitor charging while providing ultra-low IQ, enabling engineers to extend battery life by as much as 20% when compared to commonly […]
Three-chip set promotes ultra-high-power-density USB Type-C PD systems
Diodes Incorporated has launched a three-chip solution for enhancing the performance of ultra-high-power-density USB Type-C power delivery (PD) systems. These products can be used in a wide variety of consumer electronics applications, including smartphone chargers and notebook adapters. The AP43771V USB Type-C PD decoder is compatible with PD3.0, PPS Rev 3.0, V1.2 (TID – 4305), and […]