Latest Passives Products News

Tiny silicon capacitor for 10GHz frequencies

French silicon passive components firm IPDiA has developed a 1nF silicon capacitor in an 0101 sized package. The silicon capacitor an be used for DC decoupling/DC noise and harmonic filtering in RF and microwave power applications up to 10GHz.  These wire bondable vertical capacitors built in silicon trenches have…

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French firm says 3D silicon capacitors out-perform NPO

French firm IPDiA, developing 3D silicon passive components, has introduced silicon capacitors for high voltage and high temperature applications. Compared with multi-layer ceramic capacitor (MLCC), the MOS technology used by IPDiA offers a reliability of 84,000 hours operation at 250°C. The 3D structure offers a density of…

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Easy-mount discharge resistors, made in the UK

Cornwall-based Arcol Resistors has released a wirewound discharge resistor for large capacitors. Shaped to screw straight onto the capacitor, there are three power ratings in the RW series: 10W (1-15kΩ), 13W(1-2kΩ) and 22W (1-33kΩ), all with ten times overload or over-voltage for 5 seconds…

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Shielded power inductors for electric vehicles

Coilcraft is aiming at vehicles with shielded power inductors rated at up to 101.8A. The AGP4233 series, with 12 values between 6.8 and 470µH, is intended for power supply and filtering applications in, for example, electric vehicle start-stop systems. For reduced footprint (36x42mm, 28mm high) they…

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AVX extends automotive varistor range

AVX has extended the voltage and energy ratings of its radial leaded TransGuard Automotive Series with the addition of its VR20 varistors, expanding both the number and type of applications for the series…

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AVX makes "smallest" tantalum capacitor

AVX claims to have introduced the market’s smallest and lowest profile tantalum capacitor. The 0201 E case TACmicrochip measures only 0.6mm x 0.35mm x 0.35mm. The tantalum capacitor’s specified CV is 0.47μF/6.3V and leakage of 0.01CV. “Thirty years ago, the…

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Supercapacitor energy density climbs

Vishay is claiming record energy density – 13J/g – for its 196 HVC Enycap supercapacitors. The series enters the market with from 4 to 90F capacity, with stacked through-hole, surface-mount flat, and lay flat configurations, featuring pins, tabs, and connectors. Minimum, profile height across the series is 2.5mm…

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