The CDE BLH series of dc Link capacitors have been designed and tested to exceed the industry’s most stringent requirements for high humidity, vibration testing and thermal cycling. The Temperature, Humidity at Bias (THB) test exposes parts to the harsh conditions of 85°C at 85% relative humidity with rated voltage applied. This demanding test simulates […]
Capacitors
Silicon capacitors with low ESL/ESR optimized for power distribution networks
Murata has announced its extended product offering for the mobile and high-performance computing (HPC) markets with the launch of its latest silicon process technology to fabricate silicon capacitors with a density of 1.3µF/mm². The devices’ extremely low ESL and ESR support the highest performances of new power distribution networks (PDN) that require low impedance over a wide […]
Aluminum electrolytic caps sport screw terminals, high current ratings
TDK Corporation presents the EPCOS aluminum electrolytic capacitors B43706* and B43726* series with screw terminals. The new components are designed for rated voltages between 400 V DC and 500 V DC and cover a capacitance range of 820 µF to 15,000 µF. A special feature is the high-rated current capability of up to 56.1 A […]
Supercaps boast wide operating temperature range, high energy density
AVX Corporation has launched a superlative new series of standard and custom supercapacitors engineered to provide peak performance in an array of SWaP-optimized, battery-powered products. The new SCP Series PrizmaCap supercapacitors have the widest operating temperature range of any supercapacitor technology currently available on the market (-55°C to +90°C), the highest capacitance (3.5–15F), and energy density (1.14–2.43Wh/kg) […]
Energy storage by the Farad, Part 2: Supercapacitors & batteries
For operating and backup power and energy storage, engineers can choose among batteries, supercapacitors, or “best of both” hybrid supercapacitors. The previous part of this article established the context for supercapacitors and explained their structure in simplistic terms; obviously, this is a component with deep physics, chemistry, materials-science considerations, and manufacturing issues. The first widely […]
Energy storage by the Farad, Part 1: Supercapacitor basics
Engineers can choose between batteries, supercapacitors, or “best of both” hybrid supercapacitors for operating and backup power and energy storage. Many systems operate from an available line-operated supply or replaceable batteries for power. However, in others, there is a need in many systems to continually capture, store, and then deliver energy to power the system. […]
Compact cylindrical dc-link capacitors mount on PCBs
TDK Corporation presents its new B32320I* series of compact cylindrical DC-link capacitors for mounting on PCBs. They are designed for voltages of 450 V DC to 1300 V DC and cover a capacitance range of 6.5 µF to 260 µF. The current handling capacity IRMS is up to 27.6 A (10 kHz, 60 °C) and […]
High-temperature power dc-link Film capacitor targets auto, energy apps
KEMET, part of the YAGEO Group and leading global electronic components supplier, announces its new C4AK high temperature, power film DC-Link capacitor designed for continuous operation up to 1,000 hours at 135℃. The C4AK series joins the C4AU (harsh environment) and C4AQ-P (125°C) family of power DC-Link film capacitors. These series offer higher capacitance density, […]
Power capacitors excel at dc link applications
TDK Corporation presents a new series of EPCOS power capacitors for DC link applications. The new capacitors are available for rated voltages of 700 V DC to 2000 V DC and cover a capacitance range of 20 µF to 270 µF. The current handling capacity can be up to 60 A at 65 °C with […]
Dielectric film improves efficiency of high-temperature, high-voltage capacitor applications
SABIC introduced its new 5-micron ELCRES HTV150 dielectric film for high-temperature, high-voltage, professional-grade capacitor applications, such as traction inverters for hybrid, plug-in hybrid, and battery electric vehicles (xEV). This new film, featuring high-heat performance up to 150°C, surpasses the temperature and voltage capabilities of incumbent products. ELCRES HTV150 film can help support the transition from […]
