Circuit & System Protection


Latest Articles

19" fan trays
28 November 2012, Vepac Electronics
Verotec has introduced new versions of its intelligent and standard fan trays that offer increased airflow and lower noise from the same fans. The intelligent versions now have a higher maximum operating ...

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Harmonic absorption filters
28 November 2012
Recently debuted by Link Microtek is a series of eight waveguide harmonic absorption filters that are designed to safely eliminate harmonics from the output of a high-power microwave amplifier, thereby ...

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Resettable fuses
28 November 2012, Electrocomp
Bourns announced the introduction of its new MF-RM series of Multifuse polymer PTC resettable fuses. This radial through-hole series is Bourns’ first family of PTCs that can operate on an AC mains circuit ...

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Open LED protectors
28 November 2012, Future Electronics
Littelfuse has developed a new line of open LED protectors designed to provide a switching electronic shunt path when an LED in an LED string fails as an open circuit. The PLED6M series thus ensures that ...

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Over-voltage protectors
14 November 2012, CST Electronics
The 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 capability ...

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Floating surge stopper
14 November 2012, Altron Arrow
Linear Technology’s LTC4366 is an over-voltage protection controller for electronic systems. Operating from 9 V to greater than 500 V, the device utilises an adjustable floating topology to enable very ...

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Lightning sensor IC
14 November 2012, NuVision Electronics
austriamicrosystems introduced what it claimed as the world’s first lightning sensor IC, the AS3935 Franklin Lightning Sensor with an embedded intelligent algorithm. The device utilises a sensitive ...

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Thermal protectors for LiP battery cells
14 November 2012
Designers are increasingly turning to high-capacity, envelope-like LiP (lithium polymer) cells to optimise space in media tablets, ultra-thin PCs, electronic readers and other small, slim consumer electronics. ...

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Thyristor surge protectors
14 November 2012, Electrocomp
Bourns announced the release of the TISP4SxxxyyBJR-S series of single bidirectional thyristor surge protectors, designed to limit over-voltages on telephone lines. A single device provides 2-point protection ...

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Common-mode filter
31 October 2012, Electrocomp
TDK has developed a common-mode filter which measures in at only 0,45 x 0,30 x 0,23 mm and is 75% smaller than current 0806 filters (IEC). With a high cutoff frequency of 7,0 GHz the TCM0403S-350-2P ...

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High-speed USB protectors
31 October 2012, CST Electronics
Maxim recently introduced the MAX16919/MAX16969 Hi-Speed USB 2.0 automotive-grade protectors with iPod/iPhone fast-charge detection and USB host-charger detection for all USB gadgets. The protectors’ ...

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SMD over-current/temperature protectors
31 October 2012
TE Circuit Protection has announced a new family of nine low-rho (low-resistance) surface-mount devices that help provide both over-current and over-temperature protection for the battery pack PCMs (protection ...

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TVS diode array
31 October 2012, Altron Arrow
The new SR70 series TVS diode array from Littelfuse is optimised for protecting telecommunication interfaces such as VDSL and VDSL2 from lightning surge and ESD damage. Each is built from four low-capacitance, ...

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ESD-safe component packaging
17 October 2012, Actum
Actum Electronics is supplying Cortronic’s range of boxes for ESD-safe packaging of components in black conductive polystyrene and in shielded corrugated cartons, with or without dissipative or conductive ...

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Truth in randomness
3 October 2012
Most engineers will be able to get through an entire career without having to think about the mathematical realities that underlie the principles of randomness and entropy, even though many use or design ...

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Protection diodes for Gigabit Ethernet
3 October 2012, EBV Electrolink, Electrocomp
Infineon Technologies released a new TVS (transient voltage suppression) diode to protect Gigabit Ethernet interfaces from potential damage due to voltage surge or electrostatic discharge (ESD) events. ...

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Surge arrester stack for telecoms equipment
3 October 2012, Electrocomp
TDK has introduced a new EPCOS gas-filled surge arrester consisting of a stack of five individual arresters, developed specifically to protect the power supplies of telecommunications equipment. Its rated ...

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Cylindrical fuse clips
3 October 2012
Keystone Electronics offers UL recognised fuse clips with end stops to ensure safety and design integrity. They are available for use with cylindrical fuse sizes 1AG thru 8AG, Midget and Solar Protection ...

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Thermally-controlled fans for SSL
3 October 2012
Orion Fans has developed a series of thermally-controlled AC and DC fans for cooling solid state lighting (SSL). They deliver high airflow to help prevent premature LED component failure due to excessive ...

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CE over-voltage/current devices
3 October 2012
New from TE Circuit Protection is the PolyZen CE (Consumer Electronics) series of circuit protection devices for tablet PCs and other portable consumer electronics. The devices are designed to help protect ...

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