Circuit & System Protection


Latest Articles

Isolating grounds in industrial transceiver systems
21 January 2009
Industrial communication via fieldbus transceiver systems often requires long transmission lines. Designers, unaware of the large ground-potential differences (GPDs) between remote bus locations, either ...

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Surge voltage protection system
21 January 2009, Phoenix Contact
Phoenix Contact’s VAL-CP-MOSO60 arrester combination is a surge voltage protection solution that is suitable for 60 mm system technology. No tools are required to snap the arrester directly onto the busbar ...

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SMD power entry filter
21 January 2009, Electronic Industry Supplies
Typical inductive power entry filters incorporating commonly used coils result in heat dissipation, large dimensions and higher unit weight. Additionally, the wired components used in such filters do ...

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High-voltage EMI suppression capacitors
21 January 2009, EBV Electrolink
Vishay has announced the release of three new X2 electromagnetic interference (EMI) suppression film capacitors with an increased maximum mains voltage of 310 V a.c. and a wide range of lead pitches and ...

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Electrical protection equipment range
21 January 2009
Legrand’s range of electrical protection equipment includes modular MCBs, MCCBs, trip-free switches, earth leakage modules and specially designed accessories like control, signalling and motor operator ...

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Tiny surge arrester
26 November 2008, Electrocomp
Epcos has developed what it claims is the world’s smallest leaded gas-filled 2-electrode arrester. With a length of 3,5 mm, it has a diameter of just 2,8 mm. The G3 arrester series is available with ...

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Tiny TVS diode offers big protection
12 November 2008, EBV Electrolink, Electrocomp
Infineon unveiled what is said to be the world’s smallest TVS diode for electrostatic discharge protection. Just 0,6 mm long, 0,3 mm wide and 0,3 mm high, it is smaller than a sugar crystal, yet it can ...

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Tube axial cooling fans
12 November 2008
To ensure the reliability of its range of tube axial cooling fans, Bi-Sonic has specialised laboratories dedicated to testing product performance. This level of quality assurance has earned the company’s ...

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ESD protection arrays
12 November 2008
ON Semiconductor has released two new members of its low capacitance electrostatic discharge (ESD) protection product line – the NUP4016 and the ESD11L5.0D. These new products utilise a patented, integrated ...

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Tiny ESD protection devices
12 November 2008, Electrocomp
Epcos has extended its ESD protection component offering with low-capacitance CeraDiodes and multilayer varistors (MLV) in a 0201 package. The variants with capacitances of 22 pF are distinguished by ...

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Lightning current surge arresters
29 October 2008, Surge Technology
Dehn’s modular Red/Line multipole DEHNventil M TT combined lightning current surge arresters are designed for protecting low-voltage installations and terminal devices against surges, even during direct ...

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Surface-mount EMI/RFI clips
29 October 2008, Altron Arrow
Harwin has introduced a new range of surface-mount EMI/RFI shield clips which are aimed at reducing assembly time and simplifing rework by eliminating secondary soldering operations. Supplied in industry-standard ...

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Static shielding bags
29 October 2008, Altico Static Control Solutions
Altico supplies a range of static shielding bags for ESD-safe packaging of printed circuit boards and ICs. The BBAS7200 range have a ‘buried layer, metal-in’ construction with layers (from outside to ...

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ESD solution for HDMI and DisplayPort
29 October 2008, EBV Electrolink
New from Texas Instruments is a robust electrostatic discharge (ESD) solution that provides system-level ESD protection for eight high-speed differential lines, designed specifically for high-definition ...

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Pluggable lightning protector with high rated voltage
29 October 2008, Phoenix Contact
Phoenix Contact’s FLT-CP-PLUS protectors are compact, application-oriented lighting protectors of EN type 1. Suitable installation blocks are available for all established applications. The pluggable ...

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ESD protection for high-speed data lines
29 October 2008, Electrocomp
Epcos is now offering its CeraDiodes in 0402 and 0603 case sizes. They are distinguished by extremely low capacitances with typical values of 0,6 pF, making them suitable for the ESD protection of high-speed ...

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4-line bus port protection array
29 October 2008, EBV Electrolink
Vishay has released a compact new 4-line ESD-protection array designed to provide a low capacitance with a high surge current for the protection of dual high-speed USB ports, or up to four other high-frequency ...

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Circuit protection using PTC resettable fuses
29 October 2008
It is frequently necessary to separate a part of a circuit from the power source while maintaining the integrity of the remaining circuit in a working status. In instances where a part of a system could ...

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Zero-sequence harmonic filter
29 October 2008
APC has extended its range of equipment to improve power quality with the introduction of MGE CleanWave, a filter which reduces zero-sequence harmonics in the neutral line. Increased non-linear loads ...

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Netshield SA moves beyond conventional surge protection
29 October 2008
Electronic research and development house, Netshield SA, has released a new third-generation managed and isolated surge protection system (SPS) that replaces mechanical circuit breakers and incorporates ...

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