Part one of this FAQ series focused on the various types of components available for designing power systems for wireless Internet of Things (IoT) sensor nodes, wearables, and similar applications. This FAQ focuses on measuring and validating the performance of those power systems. There are several instruments and approaches available for measuring and testing the […]
Applications
eGaN 170-V FETs optimized for synchronous rectification apps
Efficient Power Conversion Corporation advances the performance capability while lowering the cost of off-the-shelf gallium nitride transistors with the introduction of the EPC2059 (6.8 mΩ, 170 V) eGaN FET. This device is the latest in a family of 100 V – 200 V solutions suitable for a wide range of power levels and price points. […]
5 mm x mm, 60 V MOSFET is AEC-Q101-qualified
Vishay Intertechnology, Inc. introduced an AEC-Q101 qualified n-channel 60 V MOSFET that is the industry’s first such device in the PowerPAK SO-8L dual asymmetric package. The new Vishay Siliconix SQJ264EP is designed to meet the need for space savings and increased efficiency in DC/DC switch-mode power supplies for automotive applications. The new device combines a […]
SMD MOSFETs cut losses in motor drive applications
Infineon Technologies AG supports the robotics and automation industry in implementing maintenance-free motor drive inverters. By introducing the new CoolSiC MOSFET with.XT interconnection technology in a 1200 V optimized D 2PAK-7 SMD package, passive cooling becomes possible. Up to 80 percent loss reduction compared to a silicon-based solution eliminates the need for cooling fans and […]
Power conversion considerations for wireless IoT nodes and wearables, Part 1
Power system considerations are an important aspect of all system designs. In the case of wireless Internet of Things (IoT) nodes and wearables, power system design is complex, with the need to balance numerous performance tradeoffs. It is critical to arrive at a successful design that maximizes both battery life and overall functionality. Fortunately, there […]
40 W ac-dc power supplies target medical applications
RECOM has extended its range of industrial and medically-approved AC/DC power supplies rated at 40W in a tiny 1.6” x 3” footprint for open frame versions and 1.8” x 3.2” for potted versions. The RACM40-K series typically achieves 90% efficiency across a wide line and load range and despite the ultra-compact size, operates up to […]
50-W Qi wireless-charging IC speeds consumer electronics recharging
STMicroelectronics has introduced the world’s fastest Qi wireless charging IC, STWLC88. Delivering as much as 50W of power, the new device enables consumers to charge smartphones, tablets, laptops, and other personal electronic devices without cables as safely and nearly as quickly and efficiently as they could by plugging them in. ST’s state-of-the-art 50W wireless-power IC charges smartphones two […]
Low-profile three-phase supply outputs up to 200 Vdc
XP Power announces the addition of a low-profile enclosure to the HPT5K0 series of high-power density, high efficiency, 5kW AC-DC power supply modules. In common with the existing products in the range, the new HPT5K0-L units feature a three-phase, three-wire & earth, 180 to 528VAC input and they carry ITE/industrial and medical agency approvals. The […]
Industrial three-phase 4-kW supply provides 48-V output
TDK Corporation (TSE 6762) announces the addition of the TDK-Lambda brand TPS4000-48 power supply, further extending the existing 3kW to 4kW rated TPS series. Delivering up to 4080W output power (48V at 83.3A) in a 2U high package, the TPS4000 series operates from a wide range Delta or Wye 350 – 528Vac three-phase input. This […]
Automotive sequential LED controller IC cuts cost and size
The MAX25605 sequential LED controller from Maxim Integrated Products, Inc. allows easy and cost-effective addition of automotive sequential LED lighting features. It saves development time and reduces design complexity by eliminating the need for a microcontroller or software. In addition, the MAX25605 reduces design space by up to 50 percent and slashes bill-of-materials (BOM) costs […]
