Circuit protection devices

(a sub category of Passive components)

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Latest articles from 'Circuit protection devices'

News releases from this sub-category

Showing 451-475 of 553 articles

Compact multiple-mount silicon surge suppressor

The I2R Series is the latest evolution in advanced silicon surge protection devices designed to suppress power surges at either 120 or 240V AC main and branch service panels.

News from Smiths Interconnect - Transtector Systems, Aug 14, 2002

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Low impedance for surge protectors

The PDS Series is a new line of surge protection devices for the data lines of oil and gas sensors, metering devices and transmitters.

News from Smiths Interconnect - Transtector Systems, Aug 13, 2002

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Surface-mount polymer-based resettable fuses

A family of surface-mount polymer-based resettable fuses in chip sizes from 0805 to 2920 has been introduced by Wickmann Components.

News from Littelfuse UK, Jul 25, 2002

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Compact breaker mounts the PCB

E-T-A Circuit Breakers has introduced a redesigned and improved version of its popular miniaturised magnetic circuit breaker for equipment (CBE).

News from E-T-A Circuit Breakers, Jul 11, 2002

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Thyristor trio protect telecomms

A range of thyristor transient voltage suppressors, available from Young ECC, are economical drop in replacements for the market leaders and offer shorter lead times for telecomms and datacomms applic

News from Young-ECC Electronics, Jul 5, 2002

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Big protection in small, economical packages

Sequoia Sensors reckons it is bringing a new level of inrush current protection to the European marketplace, following its recent exclusive agreement with Ametherm.

News from Sequoia Technology, Jun 28, 2002

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Coaxial lightning protector keeps surges down

The DSX-D coaxial lightning protector is a weatherproof passive filter design with DC blocking from surge-side centre pin to equipment-side centre pin.

News from Smiths Interconnect - Polyphaser, Jun 3, 2002

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Photocoupler slashes power by 80%

In response to increasing demand for energy efficient devices, Toshiba Electronics has released the industry's lowest power consumption photocoupler.

News from Toshiba Electronics Europe, May 20, 2002

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Speedy optocouplers handle display interfacing

The combination of small size with low power consumption and high common-mode rejection makes the HCPL-0738 optocoupler ideal for the drive circuits of plasma display panels.

News from Agilent Technologies, May 14, 2002

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USB varistor replaces multiple diodes

Future Electronics and AVX have launched a new multilayer surface mount "USB varistor".

News from Future Electronics, Apr 30, 2002

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High-density overcurrent protection for DSL

A novel small-footprint low-resistance surface-mount device provides tandem resettable overcurrent circuit protection for use in high-density multiport linecards and other telecomms network equipment.

News from Raychem Circuit Protection, Apr 25, 2002

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Resettable fuses go on the line side

Designed for use in line voltage applications, the LVR series of PolySwitch resettable devices are rated at 240V AC, and are available in hold currents from 50 to 400mA.

News from Raychem Circuit Protection, Apr 25, 2002

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Circuit breaker snaps in to replace fuse

E-T-A Circuit Breakers has released a modified design for one of its popular, low-cost circuit breakers for equipment (CBEs).

News from E-T-A Circuit Breakers, Apr 18, 2002

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Resettable fuse dons coat for safety

Tyco has released a coated version of its popular Raychem TRW250-180 series of radial-leaded PolySwitch devices.

News from Raychem Circuit Protection, Apr 12, 2002

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Gas capsule protects coax systems from surges

Identical in appearance to N or 7/16 format inline coaxial adapters, Radiall's new GDT range of surge protectors incorporate a field replaceable gas capsule between the inner and outer conductors.

News from Radiall, Apr 3, 2002

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Transient suppressors shrink for portable uses

Two new families of transient voltage suppressors for 3.3V operation feature extremely low clamping voltage and leakage current values.

News from Semtech, Mar 29, 2002

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Matrix protects basestations from transients

Advance-Galatrek has a new range of transient voltage surge suppressors, specifically intended for installation in mobile basestations.

News from Advance Electronics, Mar 28, 2002

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Circuit breaker adds to inlet functionality

By incorporating a circuit breaker instead of a fuse, the EF11 power module can be reset after a fault, has higher current limiting characteristics and provides instant circuit status indication.

News from Schurter, Mar 27, 2002

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Quad optocouplers shrink databus interfaces

NEC has developed a range of ultra-small optocouplers with four on-chip circuits, ideal for implementing isolated digital databus interfaces and handling multiple I/O signals from sequencers and PLCs.

News from NEC Electronics (Europe), Mar 26, 2002

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Strap-on protection for rechargeable applications

Schurter has expanded its resettable PTC-Fuse product family with the addition of two ranges of strap-type devices.

News from Schurter, Mar 25, 2002

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One fuse or two for 10A inlet

New from Schurter is the type 4707 fused power entry module.

News from Schurter, Mar 22, 2002

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Resettable fuses meet telecomms specs

Schurter has expanded its PTC-Fuse family with two ranges of devices approved for telecomms applications.

News from Schurter, Mar 22, 2002

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New sizes and ratings boost resettable fuses

Schurter has extended its PTC-Fuse product family a new range and extended ratings for existing devices.

News from Schurter, Mar 21, 2002

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Appliance switch provides undervoltage protection

The UV 45 appliance switch from Schurter is a two-pole device with integrated undervoltage release and restart protection.

News from Schurter, Mar 21, 2002

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Diodes provide compact surge protection

Flint has a new range of transient voltage suppression devices providing superior high-current surge protection in less one-twelfth the space occupied by traditional silicon avalanche diodes.

News from Flint, Mar 20, 2002

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Showing 451-475 of 553 articles

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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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