Passive Components


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Power capacitors
21 February 2007
Denver Technical Products is a stocking distributor of high power capacitors, commonly used in industrial high frequency heating systems.    The range covers air-cooled disc ceramic capacitors up to ...

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Inductor model libraries extended
21 February 2007, Electrocomp
Epcos has extended its model libraries for single and dual chokes, offering new model libraries for power inductors at no cost. Components that have undergone recent changes as well as new products have ...

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High-density splitter/filter modules for VDSL2
21 February 2007
Pulse has introduced the first in a series of SmartER xDSL high-density, low-pass splitter/filter modules. The B8849NL series is suitable for use with very-high-bit-rate digital subscriber line (VDSL2) ...

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Link-circuit power capacitors save space
7 February 2007, Electrocomp
Epcos has developed what it calls the ‘power capacitor chip’ (PCC) for link-circuit applications in industrial, automotive and medical electronics. A special feature of these capacitors is their volume ...

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Caps have more current handling capacity in same volume
24 January 2007, Electrocomp
Epcos has developed the B43540 snap-in aluminium electrolytic capacitor specifically for link-circuit applications in frequency converters. The ESR and internal thermal resistance have been optimised ...

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Reverse drive warning buzzer
29 November 2006, Wiltron Agencies
Sonitron's SP28 panel-mounted piezo-ceramic buzzer is a highly robust, specifically made as reverse drive warning for trucks. When activated (by putting vehicle into reverse), a sound output of 90 dB(A) ...

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Current transformers
29 November 2006
J & D of Korea, an ISO9001 company, designs and makes a variety of current transformers (CTs). The JD3V series current transformer is designed specifically for the precision metering and measurement ...

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More choice in potentiometers with new acquisition
15 November 2006, Electronic Industry Supplies
Spectrum Control, a designer and manufacturer of electronic control products and systems recently acquired JDK, a US designer and manufacturer of high precision co-moulded plastic potentiometers and assemblies. This ...

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Integration of balun functions in RF LDMOS technology
1 November 2006
Ref: z2920154m Baluns (balanced to unbalanced) are used in push-pull amplifiers to provide signal splitting and/or combining and 180° phase shifting. Although their usage and design is well known, mainly ...

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Low profile wire-wound inductors offer highest current rating for component size
1 November 2006
Taiyo Yuden's NR6012 series of low-profile (1,2 mm height) 6 x 6 mm power inductors for DC-DC converter choke coil applications are in the LCD panels of notebook PCs. The 11 models in the NR6012 series ...

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Trimmer capacitors improved
1 November 2006
Murata says that its latest trimmer design has greater protection against flux invasion. The TZY2 series also offers better post-adjustment stability, superior resistance to soldering heat, accommodation ...

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Flat-coil surface mount inductors have low DCR
1 November 2006
Pulse has introduced a series of flat-coil, power inductors with low direct current resistance (DCR) and high saturation current in a low-profile, self-leaded, surface mount package. The PG0426NL series ...

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Surface-mount electrolytic capacitors suited for high temperature reflow-soldering
1 November 2006, CST Electronics
Panasonic Electronic Devices has released to market new aluminium electrolytic surface-mount capacitors and new speciality polymer aluminium electrolytic surface-mount capacitors that are suited for lead-free ...

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Highly stable thin-film flat chip resistors
1 November 2006, Altron Arrow
Vishay's new TNPW e3 series of high-stability thin-film flat chip resistors comes in seven industry-standard sizes. These thin-film flat chip resistors are optimised for modern electronics applications ...

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MEMS microphones improve voice quality for mobile electronic devices
1 November 2006
Anyone who has tried to make a cellphone call at a train station or airport knows the problem: announcements over the PA system and the sound of incoming trains or planes make it nearly impossible for ...

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High Q 1 GHz wound chip inductors are extremely small
1 November 2006
Miniature alumina cores, using a combination of unique materials and horizontal winding methods, are at the heart of Murata's LQW04A series of inductors. Inductance values range from 1,1 nH to 22 nH in ...

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Miniature chip coils reduce DC power-circuit noise
1 November 2006
Murata’s tiny wire-wound chip coils, the LQH32C range, with low DC resistance and high current capacity make cleaning up EMI noise from power supply circuits easier. This extensive family of ferrite ...

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Metal film chip resistors for harsh environments
1 November 2006, CST Electronics
Panasonic offers metal film chip resistors, rectangular types with high-reliability, and array types suitable for automotive electronic applications under tough environmental conditions. Chip resistors ...

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Piezo buzzer for critical alarming
1 November 2006, Wiltron Agencies
Piezo-acoustic components are more and more used in small portable equipment and as a critical alerting device. Reliability must also be very high under the most difficult environmental circumstances. ...

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Chip-type RC network in 2012 size
1 November 2006, CST Electronics
Panasonic is commercialising new chip-type RC networks in 2012 size. Claimed to be the smallest in the industry (2,0 x 1,2 mm), the EZACT series has superior high-frequency noise reduction and ringing-noise ...

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