Modern tantalum capacitors and supercapacitors make it possible for compact energy harvesting systems to power IoT MCU applications. Ron Demcko, Daniel West, Ashley Stanziola • Kyocera AVX Advanced tantalum capacitors and supercapacitors are enabling advanced ICs to be powered by compact and low-cost energy harvesting and scavenging sources. These developments make possible maintenance-free control systems […]
Capacitors
Efficient ad/dc conversion technique needs no PFC inductor
Pulsiv emerged from stealth mode, with the announcement of its new power electronics technology. Pulsiv OSMIUM uses a patented method for converting AC to DC that involves charging/discharging a small storage capacitor without the need for a PFC inductor. This unique solution delivers a high power factor, consistently high efficiency, and an ultra-compact system design. Pulsiv OSMIUM […]
Rugged ac filter capacitors target motor drive, UPS, PV inverter apps
TDK Corporation has added the B32354S* series to its portfolio of metalized EPCOS polypropylene (MKP) capacitors for filter applications. The new devices, which feature a 4-pin design and a pitch of 52.5 mm, are rated for VRMS of 275 V AC or 350 V AC and cover a capacitance range from 10 μF to 40 μF. […]
Small film capacitors cut EMI in harsh environments
KEMET announces its new SCF-XV series of AEC-Q200 qualified standard mode chokes. This series fulfills the growing need for high voltage automotive and harsh environment industrial EMI filtering applications. The SCF-XV series offers up to 1,000 V AC/DC, the highest rated voltage. The nanocrystalline metal core results in a reduced footprint, rated current range from […]
Low-profile aluminum electrolytic capacitors feature high-temperature operation
Exxelia is expanding its CUBISIC capacitor range with an HTLP (High-Temperature Low Profile) version. This CUBISIC HTLP offers, in a thin rectangular packaging, the highest energy density of capacitors in its class, combined with a high-temperature resistance (-55° → +125°C). The new range of CUBISIC HTLP offers up to 60% more capacity than any other […]
PFC capacitors feature long lifetimes
TDK Corporation introduces PhaseCap Energy Plus, two new series of EPCOS PFC capacitors. The B25674C series is gas-impregnated and covers a voltage range from 230 V AC to 690 V AC and offers compensation ratings from 5 kvar to 33.1 kvar, depending on the type. The B25675C* series capacitors are impregnated with a biodegradable resin […]
Electrolytic capacitors now include voltage up to 400 V dc
Cornell Dubilier Electronics, Inc. (CDE) announced that it has expanded its signature series of 380LX and 381LX aluminum electrolytic capacitors to include voltages up to 600 Vdc. The new ratings are designed to serve the company’s industrial electronics customers who continue to push the application boundaries for these components into higher voltages. The 380LX and […]
Snap-in aluminum electrolytic caps handle 600 Vdc
The 380LX and 381LX series of aluminum electrolytic capacitors now include voltages up to 600 Vdc. The new ratings are designed to serve industrial electronics customers who continue to push the application boundaries for these components into higher voltages. The 380LX and 381LX snap-in series are among the industry’s top performers with a published load […]
Dual-phase switched-capacitor ICs fast-charge single-cell batteries
Halo Microelectronics announced the release of their HL7138 and HL7139, fast charging solution ICs using a dual-phase switched capacitor architecture for single-cell battery applications. The HL7138 and HL7139 offer the industry’s highest charging efficiencies, which enable faster and cooler battery charging operations in a total PCB solution size that’s up to 30% smaller than the […]
Y2 capacitors optimized for high temperature
TDK Corporation presents a new series of EPCOS MKP-Y2 capacitors for interference suppression. In contrast to conventional models designed for a maximum operating temperature of 110°C, the new capacitors offer a maximum permissible operating temperature of 125 °C. The B3202* H/J series’ capacitance ranges from 1 nF to 1 µF with a maximum rated voltage […]
