Circuit & System Protection


Latest Articles

Equipment leakage circuit breakers
22 July 2009, Vepac Electronics
The PD-Series SmartGuard circuit breaker from Carling Technologies is an equipment ground fault protection device that functions as a standard high-quality hydraulic/magnetic circuit breaker, offering ...

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Low-capacitance TVS arrays
22 July 2009, Tempe Technologies
RailClamps from Semtech are low-capacitance TVS arrays designed to protect high-speed data interfaces. This series has been specifically designed to protect sensitive components which are connected to ...

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Single-IC USB isolator
8 July 2009
Analog Devices has introduced a single-IC USB isolator (universal serial bus isolator), which simplifies isolated USB port implementation in system-critical medical and industrial equipment. Leveraging ...

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EMI/RFI shielding vents and filters
24 June 2009, Actum Electronics
Tech-Etch manufactures a range of EMI shielded honeycomb vents, fan vents, quiet vents and air filters from prototype to high volume in all shapes and sizes. In-house plating improves shielding effectiveness ...

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EMI/ESD filter arrays
24 June 2009, EBV Electrolink
Vishay has announced the release of two new four- and eight-channel LC EMI/ESD filter arrays with input loss of less than 1 dB in compact LLP1713 and LLP3313 leadless packages. With a low profile of 0,6 ...

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Exploring the IEC 60335-1 standard
10 June 2009, Retron
The IEC 60335-1 standard, in its 4th edition, ensures even better fire protection in unattended electrical household appliances. To achieve this goal, the demands placed on glow wire resistance of the ...

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IC protects USB 2.0 ports
10 June 2009, Altron Arrow
ON Semiconductor has introduced the NCP362, proclaiming it to be the industry’s first overvoltage protection (OVP) device with both integrated current protection and high-speed electrostatic discharge ...

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ESD chairs with drag chain
10 June 2009, Actum Electronics
Actum Electronics is supplying a range of ESD chairs with a moulded PU seat and back foam that are ergonomically contoured for enhanced safety and comfort. The method of foam production employed ensures ...

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Bus port protection arrays
10 June 2009, EBV Electrolink
New from Vishay are two compact 2-line and 4-line ESD protection arrays with low capacitance and leakage current for the protection of high-speed data lines against transient voltage signals. Featuring ...

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Gas discharge tubes
10 June 2009
Bourns now offers an economical three-electrode surface mount gas discharge tube (GDT). The 2054 series is designed for board level protection of broadband applications due to its low capacitance, giving ...

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Schurter develops MOV range
13 May 2009, Retron
Adding to its existing protective element offering of fuses and filters, Schurter has released a range of radial leaded varistors, also referred to as MOVs (metal oxide varistors), which help to protect ...

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EMI filters with enhanced ESD protection
13 May 2009, MB Silicon Systems
The CM1693 represents the first in California Micro Devices’ family of general and special-purpose low-pass filter products featuring Praetorian III technology for high speed interface requirements. ...

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Miniature TVS diode protects antennas
13 May 2009, EBV Electrolink, Electrocomp
The ESD0P2RF-02LS from Infineon is a TVS antenna protection diode designed for applications such as GPS, mobile TV, FM radio, remote keyless entry (RKE) and tyre pressure monitoring systems (TPMS). It ...

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New range of TVS diodes from NXP
13 May 2009
NXP Semiconductors recently developed a new range of transient voltage suppressor (TVS) diodes housed in the new FlatPower package, SOD123W. Offering a 400 W peak pulse power rating (10/1000 µs), the ...

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Development in single event transient detection technology
13 May 2009, News, News
Progress in complementary metal oxide semiconductor (CMOS) technology has led to smaller dimensions of the devices, increased transistor density, higher performance and lower cost. However, when making ...

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Thermistors for LED driver circuits
29 April 2009, Electrocomp
Epcos has developed a new series of PTC thermistors in the EIA 0603 case size specifically for LED driver circuits. The thermistors have a rated resistance with a narrow tolerance of ±15% and their ...

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PTC thermistors limit inrush current
15 April 2009, Electrocomp
Epcos has extended its series of PTC inrush current limiters for power supplies with the newly packaged B5910XJ family. The new PTC elements have comparable electrical properties to their predecessor ...

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Integrated bidirectional OVP IC
1 April 2009, Future Electronics
ON Semiconductor has introduced an integrated bidirectional device, with positive and negative overvoltage protection (OVP) for portable electronics, and overcurrent protection (OCP) for accessories such ...

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Compact IEC inlet filters
4 March 2009, Electrocomp
With the new B84771A*, B84771C* and B84771M* series of IEC inlet filters, Epcos now offers compact filter solutions that cost-effectively combine an IEC connector with an EMC filter. Despite their space-saving ...

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Thermistor temperature sensor
4 March 2009, Electronic Industry Supplies
Spectrum Sensors and Controls has introduced the Sens-A-Coil thermistor sensor for monitoring the refrigerant temperature in condenser and evaporator coils. This sensor integrates a fast response thermistor ...

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