Circuit & System Protection


Latest Articles

Smallest fuse for secondary overcurrent protection
21 March 2007, Retron
Schurter says that its new electronic chip fuse, the USF 0402, offers a very quick-acting characteristic with rated current values up to 5 A. The low voltage drop generates less heat dissipation than ...

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1 pF barrier broken for DVI and HDMI interface ESD protection
7 March 2007
STMicroelectronics has introduced a new device that it says allows, for the first time, high-speed interfaces such as DVI (digital visual interface), HDMI (high definition multimedia interface), USB 2.0, ...

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High current noise suppressors
7 March 2007, Products & Solutions
Optimised performance of products working in the 1,0 MHz to 1,0 GHz range can be achieved by using Murata's BNX022 LC filters, which minimise EMI without significantly attenuating the signals. The new ...

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Chip-cap filtered D-sub connectors
7 March 2007
Spectrum Control’s new Series 100 Chip-Cap filtered connector is designed as a low-cost filtering method for the elimination of electromagnetic interference (EMI). These connectors incorporate chip ...

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Protection solutions surge ahead
21 February 2007
Webb Industries′ PolyPhaser product platform, which addresses, amongst others, the performance requirements for shelter-based, broadband wireless and wireless LAN installations, has proven to be a winner ...

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New devices help protect DC power ports and downstream electronics
21 February 2007, Altron Arrow
Raychem Circuit Protection has introduced its PolyZen polymer enhanced, precision Zener diode micro-assembly. Designed to meet the growing need for overcurrent and overvoltage protection on portable equipment ...

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ESD flooring to protect your manufacturing facilities
21 February 2007, Actum Electronics
Electrostatic discharge is a problem that electronic manufacturers should not ignore. The sudden discharge of what was once a static charge can destroy or degrade highly sensitive and expensive microcircuits. ...

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Temperature sensor for memory modules
7 February 2007, CST Electronics, Electrocomp
Maxim has introduced a small and low-cost temperature sensor designed for thermal monitoring in DDR memory modules. The MAX6604 device accurately measures temperature (±1°C), converts the temperature ...

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Noise filters for power lines
7 February 2007, Sivan Electronic Supplies
Cosel offers high-voltage, high-attenuation type noise filters. The leakage current is selectable, and the push-down style terminal block prevents screw drop-out and cover loss. The NAP seriesare DIN ...

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Surge voltage protection with a thermo-fuse
7 February 2007, Electrocomp
Epcos has developed new combined components of the ETFV (EPCOS ThermoFuse varistor) series to protect domestic appliances and switched-mode power supplies from surge voltages. They consist of a disk varistor ...

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Micro-packaged ESD protection diodes and Schottkys for portable applications
24 January 2007
ON Semiconductor has introduced three new ESD diodes and three Schottky diodes in an ultra small SOD-923 package. The package measures a mere 1,0 x 0,6 with a 0,4 mm profile. These diodes are intended ...

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Multilayer ceramic technology offers compact protection for USB ports
24 January 2007, Electrocomp
Epcos has developed the CeraDiode CDA6 array series for the ESD protection of two USB 2.0 ports. In addition to protecting the four data lines, it also shields the supply voltage against overvoltages. ...

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Surge arresters offer powerful lightning protection
24 January 2007, Electrocomp
Epcos has developed a new type of 2-electrode surge arrester with a screw terminal that is suitable for class 1 direct lightning protection. The new H38-A800XP is distinguished by a very high current ...

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The need for a complete static control solution
24 January 2007, Electrocomp, Residential Estate (Industry), Smart Home Automation, Commercial (Industry)
In an increasingly technological age, electrostatic discharge (ESD) is more than just an annoyance, it can be costly or even dangerous. In static-sensitive environments, ESD can damage sensitive electronic ...

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Conductive tapes for shielding
24 January 2007, Electronic Industry Supplies
Holland Shielding Systems offers conductive tapes of its 3200 series. These are metal tapes with conductive self-adhesive that can be cut in all widths from 3 mm wide. Standard lengths are in 16,5 m rolls, ...

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Mesh foil to make transparent shielded windows
24 January 2007, Electronic Industry Supplies
Holland Shielding Systems offers an easy way to make transparent shielded windows yourself, from standard displays, glass, acrylic, polycarbonate and plexus glass. With its Mesh Foil 9000 Series, stainless ...

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Minibridge replaces four discrete diodes for rectification
29 November 2006, Electrocomp
Low cost input rectification for small power supplies has, up until now, been realised by using four discrete rectifier diodes. However, Diotec's newly-developed SuperMicroDIL in SMD outline offers at ...

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Ultra-large-bandwidth ESD protection for HDMI connections
29 November 2006
STMicroelectronics has enlarged its portfolio of ultra-low-capacitance protection ICs for the high-definition video market. The new device allows a high definition multimedia interface (HDMI) to operate ...

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High security lock switch limits access
29 November 2006
A new product from switch manufacturer Lorlin Electronics is the DSL Mains Lock Switch. Fitted with a high security key switch mechanism, the DSL is intended for safety and security applications or where ...

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Rocker-actuated thermal circuit breaker
29 November 2006, Radél
The new E-T-A thermal overcurrent circuit breaker is a single- or double-pole combined circuit breaker and On/Off switch with rocker actuation. It is an S-type CBE, category TO in accordance with EN60934/IEC60934 ...

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