Circuit protection devices
(a sub category of Passive components)
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Circuit protection devices
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Latest articles from 'Circuit protection devices'
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Showing 401-425 of 553 articles
Coupler range adds three- and four-channel devices
Analog Devices has added a range of multichannel devices to its patented iCoupler family of digital isolators for high-voltage industrial applications.
News from Analog Devices, May 23, 2003
Digital isolation speeds industrial applications
Siemens has adopted digital isolation technology from Analog Devices for use in its Profibus industrial network systems.
News from Analog Devices, May 14, 2003
Resettable overcurrent devices in the mains
The LVR series extends proven PolySwitch technology of resettable overcurrent protection into higher voltage applications.
News from TTI Europe, Apr 30, 2003
Resettable devices switch to primary protection
The LVR series of PolySwitch resettable devices are designed for use in line voltage applications.
News from Raychem Circuit Protection, Apr 23, 2003
Increased stock meets fuse demand
To meet the greatly increased demand for its miniature fuses, Wickmann Components has doubled the stock levels of all its ranges.
News from Littelfuse UK, Apr 23, 2003
Breaker looks after switch-mode outputs
A novel electronic circuit breaker can selectively protect individual component circuits powered from single switch-mode power supplies.
News from E-T-A Circuit Breakers, Apr 15, 2003
Devices ensure data-line speed and integrity
ON Semiconductor has five new MicroIntegration circuits designed to protect sensitive components in portable and computing applications from damaging and disruptive electrical transients.
News from ON Semiconductor, Apr 8, 2003
Bimetallic cutouts provide thermal protection
Another first for Microtherm is the T Series of PCB-mounting bimetal cutouts.
News from Microtherm, Apr 7, 2003
Thermistors and varistors for compact protection
Microtherm has new ranges of surface mount NTC thermistors and chip varistors.
News from Microtherm, Apr 4, 2003
Resettable fuses are fit for telecomms protection
A new series of resettable fuses specifically designed to protect telecomms equipment against overcurrent and overvoltage conditions has been introduced by Wickmann Components.
News from Littelfuse UK, Mar 26, 2003
High performance protection for comms
PolyPhaser has a patented DSX protector primarily aimed at the cellular/paging communications market.
News from Smiths Interconnect - Polyphaser, Mar 24, 2003
Line protectors look after VoIP systems
The Convergent Series of low-profile 16-port rack-mount base and modular communication line protectors is the newest addition to Oneac's line of voice and data line protection products.
News from Oneac Corp, Mar 21, 2003
Quad TVS diode array for system protection
The Protek Devices SLVDA2.8LC is a quad diode array for transient-voltage suppression applications in low-power, portable and wireless systems.
News from Hunter Electronic Components, Mar 12, 2003
Circuit breakers reduce operation costs
Aerco now offers a range of thermal overcurrent circuit breakers from E-T-A.
News from Aerco, Mar 7, 2003
Budget protection for wireless local loops
The LCU surge protector is a cost-effective product line for low-power wireless local loop applications.
News from Smiths Interconnect - Polyphaser, Mar 4, 2003
Compact fuse helps meet US telecomms specs
The new Raychem FT600 fuse series is designed to assist telecomms equipment manufacturers in complying with North American overcurrent protection requirements.
News from Raychem Circuit Protection, Feb 28, 2003
Transient suppressor protects sensitive CMOS chips
The ProTek SLVU2.8 is a transient-voltage-suppression (TVS) device which combines low voltage, low leakage current and low capacitance.
News from Hunter Electronic Components, Feb 14, 2003
Filter protects cellular and PCS systems
The DSX coaxial lightning protector is a passive filter design with DC blocking from surge side centre pin to equipment side centre pin.
News from Smiths Interconnect - Polyphaser, Feb 13, 2003
Square varistors for space-efficient protection
Designers of compact power supplies for portable applications can now specify a varistor that offers the same surge protection as a disk device that is half as big again in area.
News from Abacus Group, Feb 12, 2003
Breaker protects high-current equipment
The E-T-A 8345 magnetic circuit breaker for equipment is the highest current carrying device of its type available.
News from E-T-A Circuit Breakers, Feb 6, 2003
Fuses build protection into battery packs
Strap-type Polyfuse resettable fuses provide thermal and overcharge protection for rechargeable battery packs in the latest generation of mobile phones, notebook computers, PDAs and camcorders.
News from Littelfuse UK, Feb 4, 2003
Array provides full protection for two USB ports
The ProTek Devices SRV05-4 is a dual USB port protection array which provides ESD protection for the data line as well as clamping the effects of electrical fast transients on the power bus.
News from Hunter Electronic Components, Feb 3, 2003
Surface-mount fuses blow fast or slow
Camden Electronics has launched a new range of surface mount fuses available in both time delay and quick blow variants.
News from Camden Electronics, Jan 24, 2003
Resettable fuses handle more ambient heat
The new PolySwitch RHE400 and RHE1500 resettable devices are used to help protect equipment from downstream short circuits, overcurrent faults, and other power faults.
News from Raychem Circuit Protection, Jan 24, 2003
Protection for UHF comms kit
Smiths Interconnect - PolyPhaser now offers ultra-high frequency (UHF) communications lightning and surge protection with its UF50 surge protector.
News from Smiths Interconnect - Polyphaser, Jan 21, 2003
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Circuit protection devices
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What is it?
Circuit protection devices:
Circuit protection devices safeguard electrical circuits from over-voltage and over-currents. Examples of these devices include voltage regulators, varistors, electrostatic discharge protection devices, switch/circuit breakers and thyristor surge protection devices.
Featured articles

- ChipSESD devices help to protect mobile phones
Tyco's 0201- and 0402-size ChipSESD devices help to protect: mobile phones, digital cameras and camcorders, computer I/O ports, keypads, low-voltage DC lines, speakers, headphones and microphones. - System enables reset and battery-monitoring apps
With improved temperature characteristics and a tighter detect voltage tolerance, the XC6126 series offers a more accurate, lower-cost solution for simple reset and battery-monitoring applications.
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