Circuit & System Protection


Latest Articles

TVS diodes
3 October 2012
AVX has enhanced its high-power transient voltage suppression (TVS) diode offering to provide devices with faster response times and higher power capacity. The new parts in the SMAJ, SMBJ and SMCJ series ...

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High-current GDTs
3 October 2012, Altron Arrow
Bourns has released three new series of high-current gas discharge tubes (GDTs), targeting industrial and telecommunication applications requiring high current handling capabilities. The 2-electrode ...

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ADSL line protectors
3 October 2012, Surge Technology
The DPL10F range of ADSL line protectors from Copa is ideally suited for protecting 10-pair telephone lines against induced surges. Suitable for installation in Krone LSA-Plus disconnect type blocks, ...

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Surge stopper integrates ideal diode
3 October 2012, Altron Arrow
Linear Technology’s LTC4364 is a surge stopper with ideal diode, providing compact and low-loss protection for 4 V to 80 V electronics in automotive, avionics and industrial systems. The device shields ...

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Automotive surge protection ICs
22 August 2012
STMicroelectronics is helping vehicle electronics manufacturers deliver safer, more reliable systems by offering surge protection devices certified to the automotive industry’s preferred specifications. ...

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The importance of ESD audits
8 August 2012, Actum
Static electricity is worse in winter when the air is very dry. The low humidity means everything is very dry, especially in heated rooms. Since water is a good conductor, the lack of a microscopic moisture ...

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High-voltage GDTs
8 August 2012, Altron Arrow
Bourns has announced the release of four new series of high-voltage gas discharge tubes (GDTs). The 2-electrode parts target industrial applications and are offered with DC breakdown voltages ranging ...

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EMI filtering reduces errors in precision analog applications
27 June 2012, Altron Arrow
Equipment design involving strain gauges, transducer interfaces and current monitoring for technologies such as medical equipment, automotive instrumentation and industrial control often requires a precision ...

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Intelligent surge arrestor
27 June 2012, Surge Technology
DEHN’s Blitzductor XTU modules are combined lightning current and surge arrestors for protecting information and automation systems. The nominal voltage is not specified, allowing the arrestor to be used ...

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Dissipative work surface mats
13 June 2012, Actum
Dissipative work surface mats are available from Actum Electronics in 1,2 m x 10 m rolls or can be cut to customer requirements. The stock sizes have two 7 mm connecting points on a short side and can ...

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Securing the smart grid
30 May 2012
As the nations of the world race to implement smarter electricity delivery systems, how to secure those systems is an important topic. Despite the fact that few standards exist for smart grid security, ...

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Conductive elastomers shield enclosures
30 May 2012, Actum
Electrically conductive elastomers are used for shielding electronic enclosures against electromagnetic interference (EMI). They provide environmental sealing and excellent mechanical and electromagnetic ...

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ESD protection diode
30 May 2012, EBV Electrolink
Vishay announced a new bidirectional symmetrical (BiSy) single-line ESD protection diode in the new ultra-compact CLP0603 silicon package. The VCUT05D1-SD0 provides low capacitance of 10 pF for signal ...

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High-speed ESD protector
30 May 2012
The new ESD7004 from ON Semiconductor is specifically designed to preserve signal integrity in high-speed applications such as USB 3.0 (5 Gbps) and eSATA (up to 6 Gbps). The device offers an ultra low ...

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Cable-shielding ferrites
30 May 2012, Actum
Ferrite shielding materials are widely accepted as providing a simple, convenient and cost-effective solution for radio frequency interference (RFI) problems in cables and connectors. Furthermore, they ...

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Lightning sensor IC
30 May 2012, NuVision Electronics
Austriamicrosystems introduced what it claims is the world’s first lightning sensor IC, the AS3935 Franklin Lightning Sensor with an embedded intelligent algorithm. The device utilises a sensitive RF ...

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Common-mode filters
16 May 2012, Electrocomp
KEMET announced the expansion of its KO-CAP conductive polymer portfolio with the release of the T522 reduced leakage polymer tantalum series. T522 series capacitors are an ideal solution for applications ...

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ESD protection diode arrays
16 May 2012
Comchip Technology has developed a 3,3 V unidirectional 4-line electrostatic discharge (ESD) protection diode array that meets the immunity requirements of IEC 61000-4-2 level 4 (±20 kV air, ±15 kV contact ...

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Over-voltage protectors
16 May 2012, CST Electronics
The new MAX14606 and MAX14607 from Maxim are advanced over-voltage protectors which handle up to 3 A of continuous current for today’s high-power electronics.    The devices feature reverse bias blocking ...

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Low-EMI isolation for medical equipment
2 May 2012, NuVision Electronics
Electromagnetic interference (EMI) is defined as any electromagnetic disturbance that interrupts, obstructs or otherwise degrades or limits the effective performance of electronic equipment. Unfortunately, ...

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