Circuit & System Protection


Latest Articles

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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Auto re-set over-current protection resistors
29 November 2006
Murata's new thermistor offers an internal resistance of only 0,20 Ω; allowing non-operating current flows up to 500 mA at 60°C in an 0805 format (PRG210R2). The PRG18/21 family of posistors (positive ...

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Two-line EMC filters are UL/cUL approved
15 November 2006, Electrocomp
Epcos' SIFI-G and SIFI-H two-line filters enhance the company's successful SIFI-A to E series. The new devices with smaller dimensions are designed for currents of up to 36 A and a climatic category of ...

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Electronic trip unit for industrial motor circuit protection
15 November 2006, Electrocomp, CST Electronics
Teridian's 71M6403 Electronic Trip Unit device is claimed to be the industry's first merchant system-on-chip (SOC) for industrial motor circuit protection and circuit breaker applications. The 71M6403 ...

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Protect your equipment from voltage surges and electrical transients
1 November 2006
Today’s data equipment has become extremely vulnerable to a phenomenon known as voltage surges and electrical transients. A single IC package can contain over 100 000 memory bits and more than 5000 logic ...

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Miniscule choke coils for 'small' products
1 November 2006
Small products will benefit from Murata’s 0504 size common mode choke coils. Developed especially for use in really small devices, the DLM11G series suppresses both common and differential mode noise. ...

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Chip-type EMI/ESD filter suppresses up to 8 kV
1 November 2006, CST Electronics
Panasonic's chip-type EMI/ESD filters reduce electromagnetic interference (EMI) as well as suppresses electrostatic discharge of the signal lines of mobile phones, PCs, AV equipment, etc. The chip-type ...

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ESD suppressors have very low capacitance values
1 November 2006, CST Electronics
Panasonic's EZAEG series is a line of ESD suppressors suitable for suppressing ESD noise in a high-speed signal line, including HDMI (high-definition multimedia interface). As data lines of digital ...

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ESD protection with ultra-low capacitance for high bandwidth applications
1 November 2006, Altron Arrow
The next generation of computer and consumer products will use data serialisation at much higher transmissions speeds. Protection against electrostatic discharge (ESD) is vital for such products. Protection ...

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Programmable temperature monitor measures six remote channels
18 October 2006, CST Electronics, Electrocomp
Maxim's MAX6689 integrated circuit is a ±1°C accurate, 6-channel temperature sensor targeted towards next-generation, 65 nm process technology. It accurately measures its own temperature and the temperature ...

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Fused terminal block carries spare fuse
18 October 2006, Vepac Electronics
Camden Electronics' fused terminal block incorporates a spare fuse option in the fuse carrier. The design means that if the fuse blows in a circuit, technicians can immediately locate the correct replacement ...

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