Power Integrations announced the HiperPFS-5 family of power-factor-correction (PFC) ICs with an integrated 750 V PowiGaN gallium-nitride switch. With an efficiency of up to 98.3 percent, the new ICs deliver up to 240 W without a heat sink and can achieve a power factor of better than 0.98. HiperPFS-5 ICs are ideal for high-power USB […]
Inductor
Power inductors feature protective coating, high amperage for environmentally harsh applications
SMP Sintermetalle Prometheus GmbH & Co KG (SMP) introduces inductive components for environmental applications. The components are fitted in inverters, power converters, and high-frequency converters, which are installed for example in waste and raw material recycling plants, in garbage processing, or in sewage and water treatment plants. The chokes, EMC filters, mid-frequency transformers, and soft […]
Semi-shielded power inductors are AEC-Q200 compliant
Bourns, Inc. announced the expansion of its power inductor line with three new semi-shielded power inductor model series, Model SRN3030HA, SRN4030HA, and SRN5030HA. The new AEC-200 compliant power inductors from Bourns are designed with high current capacity, compact size, low loss, high operating frequency, and high operating temperature. The high temperature-graded materials employed in all three series achieve […]
Shielded power inductors built for harsh vibrations
Bourns, Inc. announced two new automotive-grade high current shielded power inductor series that offer enhanced mechanical strength for harsh vibration application environments. Bourns Model SRP1038WA and SRP1265WA shielded power inductor series are designed with a wider side terminal leadframe capable of withstanding 15 G typical or 30 G peak vibrations, therefore exceeding the 5 G demanded by the AEC-Q200 standard by […]
High-current dual inductors meet AEC-Q200 reliability standards
BEC Distribution announced the availability of the new Coilmaster range of Ultra-Small, High-Current Dual Inductors meeting AEC-Q200 Automotive reliability standards, engineered to withstand harsh automotive environments. The new inductors have also attained IATF16949 certification. The inductance range is 0.47uH to 1,000 μH with a rated current of up to 17.9A. The inductors are magnetically […]
Power inductors feature semi-shielded wirewound construction
Bourns, Inc. released its Model SRN2012T semi-shielded power inductor series. The new inductors employ wire-wound construction on a ferrite core to offer high inductance and Q values. They also offer a superior self-resonant frequency plus low DC resistance in a compact size with an operating temperature range of -40 to +125 °C. Such features make this series […]
AEC-Q200 compliant shielded power inductors feature high current ratings
Bourns, Inc. announced the company’s Model SRP7020TA and SRP8540A High Current Shielded Power Inductor Series. These automotive-grade, AEC-Q200 compliant inductors feature shielded construction, a metal alloy powder core, low magnetic field radiation, low buzz noise, and a wide operating temperature range of -55 to +150 °C. Both new power inductor series is designed for electromagnetic interference (EMI) filtering and […]
Inductors target power-over-coax automotive apps
TDK Corporation announces the release of its newly developed ADL3225VM inductors for use in automotive Power over Coax (PoC) systems. Measuring at 3.2 x 2.5 x 2.5 mm (L xW x H), these inductors provide a compact solution for designers looking to reduce vehicle weight as manufacturers add more sensors and cameras to accommodate expanding […]
IoT PMIC uses a single inductor to power multiple rails
The new MAX77659 single-inductor multiple-output (SIMO) power management IC (PMIC) with integrated switch-mode buck-boost charger from Analog Devices, Inc. charges wearables, hearables, and Internet of Things (IoT) devices faster and in less space than any other PMIC available today. The MAX77659 SIMO PMIC delivers over four hours of playtime after a short, ten-minute charge, and […]
AC challenges with inductors
To get good performance from inductors in power supplies, you need to be careful about the AC characteristics. Physical inductors are complex structures, not ideal components. And the AC challenges with inductors are growing due to the higher operating frequencies of power supplies using silicon carbide (SiC) and gallium nitride (GaN) power switches. This FAQ […]