Passive Components


Latest Articles

Noise absorbers reduce SMPS voltage ringing
20 February 2013, Electrocomp
TDK has developed the YNA15 series of noise absorbers in case size 1005 (IEC) to suppress voltage ringing that can be caused by switch-mode power supplies (SMPS). The new components have a rated voltage ...

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Thin-film metal power inductors
6 February 2013, Electrocomp
TDK has developed four new series of low-profile, thin-film metal power inductors, featuring up to twice the rated current and half the DC resistance of comparable ferrite inductors. The new TDK TFM ...

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Multilayer chip capacitors
6 February 2013, Brabek
Syfer recently released a new range of large sized high-voltage X7R multilayer chip capacitors (MLCCs). The first parts available in the StackiCap family are in 1812 and 2220 case sizes, with 200 V to ...

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MLCC for audio frequency applications
28 November 2012, Altron Arrow
AVX has expanded its multilayer ceramic capacitor family to include a low-noise, high-capacitance version for audio frequency applications. The QM series is designed to reduce noise characteristics while ...

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SMT power ferrites
28 November 2012, Hi-Q Electronics
The new WE-MPSB series from Würth Elektronik are high-performance SMT power ferrites utilising multilayer technology and designed specifically for the suppression of electromagnetic interference in power ...

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Common-mode chip inductors
28 November 2012, Altron Arrow
Bourns has introduced the new SRF4532 series of bifilar wirewound, ferrite core, common-mode chip inductors, offering high impedance over a broad frequency range to suppress unwanted EMI signals. This ...

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Supercaps handle wide temperature variations
14 November 2012, Altron Arrow
Murata announced the addition of the DMG series to the company’s line of thin, low-resistance, electrical double-layer capacitors (EDLCs). The DMG supercapacitors, which provide high power backup, achieve ...

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Split-core current transformers
14 November 2012, Denver Technical Products
Denver Technical Products is offering flexible new split-core current transformers in ranges of from 200 A/5 A to 6000 A/5 A. The units are available with internal diameters from 100 mm to 280 mm and ...

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Broadband resistive power dividers
14 November 2012, RF Design
New broadband resistive power dividers have been added to Florida RF Labs’ HybriX line of signal distribution products. The new RPD series offers advantages over onboard multi-resistor designs by providing ...

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High-power coax attenuators
31 October 2012, Accutronics
Narda’s Model 769A coaxial attenuator family spans from 3 to 30 dB from DC to 6 GHz. This family of bidirectional coaxial fixed attenuators is designed for general purpose and test and measurement applications. ...

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Shaft encoder for desert operation
17 October 2012, Vepac Electronics
Wachendorff Automation is expanding its range of industrial-strength hollow-shaft encoders. The new WDG145H of protection class IP64 has a housing diameter of 145 mm and a maximum hollow-shaft diameter ...

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Hi-Rel coaxial attenuator
3 October 2012, RF Design
The HR42W from EMC Technology is a high-performance, precision SMA coaxial fixed attenuator with extended broadband frequency operation from DC to 18 GHz. The part is rated for 2 Watts of input power ...

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DC link film capacitors
19 September 2012
AVX has developed a new series of polypropylene dielectric DC link film capacitors. Available in a range of case sizes containing more than 50 new ratings, the new 4-leaded FE series utilises low-loss ...

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RF drop-in circulators
19 September 2012, RF Design
RFMD’s new low-profile, low-cost, drop-in RFCR220x circulators are designed for various wireless applications, especially WiMAX and 4G. They feature robust construction for high reliability, low insertion ...

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SMD power inductors
19 September 2012
Taiyo Yuden announced the commercial release of the new MDMK4040 (4,0 x 4,0 x 1,2 mm), following the commercialisation of a 4 mm square metal core SMD power inductor MCOIL series that uses metallic magnetic ...

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Characteristics and applications of DC-link capacitors
22 August 2012
An intermediate circuit (DC-link) capacitor is used in the intermediate circuit of converters of different kinds where it couples different electrical grids to one DC voltage level (Figure 1).    Due ...

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Supercaps handle wide temperature variations
22 August 2012, Altron Arrow
Murata announced the addition of the DMG series to the company’s line of thin, low-resistance, electrical double-layer capacitors (EDLCs). The DMG supercapacitors, which provide high power backup, achieve ...

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Tiny decoupling capacitor
22 August 2012
Taiyo Yuden announced the commercial release of what it claims is the world’s first EIA 0603 size 47 μF multilayer ceramic capacitor, which has been released with a length tolerance of 1,6 + 0,2/-0 mm, ...

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MLCCs withstand high voltages
22 August 2012, Electrocomp
TDK has developed a multilayer ceramic chip capacitor that – in addition to its rated DC voltage of 630 V – can withstand a rated AC voltage of 500 VRMS for 60 seconds and 600 VRMS for 3 seconds. Thanks ...

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Mission-critical inductors
22 August 2012, RF Design
Coilcraft has launched a new series of 0603-size ceramic inductors, targeting the aerospace and military markets. The CPS ML series offers inductance values ranging from 47 nH to 22 H while keeping ...

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