Circuit & System Protection


Latest Articles

SMD disk varistor sample kit
3 February 2010, Electrocomp
Epcos has released a new sample kit for its SMD CU varistors. The electrical parameters of these CTVS (ceramic transient voltage suppression) components correspond to the leaded disk varistors of the ...

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Thin film chip fuses
3 February 2010
Bourns recently announced its new SinglFuse SF series of thin film chip fuses. This new line provides highly reliable over-current protection in three surface mountable footprint sizes. Each product size ...

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Resettable PPTC fuses
20 January 2010, CST Electronics
Bel Fuse has expanded its 0ZCx Series of surface mountable polymeric positive temperature coefficient (PPTC) resettable fuses. The RoHS-compliant, lead-free and halogen-free series features Bel’s unique ...

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Surface mount TVS diodes
20 January 2010, EBV Electrolink
Vishay released a new series of 1500 W surface-mount TransZorb transient voltage suppressors (TVS) with a low profile of 1,1 mm. The SMPC series offers breakdown voltages from 6,7 V to 42,4 V and clamping ...

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Two-pole modular surge arrester
20 January 2010, Surge Technology
DEHNrail M from DEHN is a two-pole modular surge arrester for the protection of electronic equipment in industrial and commercial installations. With its modular construction and combined base unit ...

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Surge protection for four signal wires
20 January 2010, Phoenix Contact
The new Linetrab surge protection devices from Phoenix Contact provide effective surge protection and help to prevent costly downtimes. The narrow surge arresters protect up to four signal wires with ...

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Line filters for EMI suppression
20 January 2010
Bourns recently announced the new SRF series of line filters for electromagnetic interference (EMI) suppression. Designated models SRF0504, SRF0602, SRF0905, SRF1006 and SRF1306, the new lead-free line ...

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Four-line TVS diode array
20 January 2010, EBV Electrolink, Electrocomp
With the new ESD5V3U4U-HDMI TVS diode array, Infineon combines ESD protection with high-speed signal integrity and a straightforward PCB layout. The product targets digital televisions, DVD / Blu-ray ...

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ESD protection array for high-speed data
20 January 2010, CST Electronics
The MAX14541E from Maxim is a diode array that protects 3-channel data interfaces from ESD spikes up to ±15 kV (human body model). A low input capacitance of 6 pF prevents signal distortion in high-speed ...

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Fuses withstand high inrush currents
20 January 2010, Altron Arrow
Littelfuse has introduced the 440 series surface mount 1206-size fuse with high I²t and excellent electrical stability and reliability. With its fast response characteristic and operating temperature ...

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Low-capacitance ESD devices
20 January 2010
Murata has introduced the LXES series of ceramic and silicon-based ESD protection devices. Silicon based parts in the LXES series feature a low capacitance design (down to 0,25 pF typical), which also ...

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Conductive foam gaskets
20 January 2010, Actum
Available as standard gaskets, custom designs or sheet stock, Tech Etch’s durable 2700 series conductive foam has X, Y and Z axis conductivity for maximum EMI shielding attenuation. The material is suitable ...

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New gasjet for EMI shielded vents
25 November 2009, Actum
Tech-Etch has introduced a new continuous integrated gasket for shielding honeycomb vents. Continuous lengths of the BeCu gaskets are mechanically installed under the inner perimeter of the vent’s aluminium ...

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Sine-wave filters for long motor cables
25 November 2009, Electrocomp
Epcos has extended its range of EMC filters for frequency converters with new sine-wave filters designed to reduce the proportion of high clock frequencies at the output of converters. This allows interference-free ...

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Thyristor surge protection devices
25 November 2009, Altron Arrow
ON Semiconductor has introduced the NP-MC series of low-capacitance thyristor surge protection devices (TSPDs) that provide protection to sensitive electronic equipment from transient overvoltage conditions. ...

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Tyco shrinks protection devices
14 October 2009, Altron Arrow
Tyco Electronics recently introduced a new family of PolySwitch circuit protection devices for use in various types of general electronic products. The new RKEF family offers similar functionality to ...

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Surface mount GDT surge protectors
14 October 2009
Bourns has announced a new series of three-electrode surface mount gas discharge tube (GDT) surge protection devices which are optimised for broadband applications due to their low capacitance and low ...

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Fuse for high voltage DC
16 September 2009, Altron Arrow
Littelfuse has introduced the 808 series 250 V a.c./450 V d.c. rated fast-acting TE5 subminiature fuse. Offered with current ratings ranging from 1 A to 5 A and a variety of lead configurations, the 808 ...

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Integrated data line protection IC
16 September 2009, EBV Electrolink
ON Semiconductor has introduced an electrostatic discharge (ESD) protection IC with integrated common mode choke for high-speed data line applications. The new NUC2401MN combines high bandwidth differential ...

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Power switches protect USB ports
2 September 2009
Diodes Incorporated has introduced a family of 12 new USB power switches, providing a cost effective and small form fit for USB ports in a wide range of consumer and computing applications. The USB ...

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