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 126-150 of 553 articles

Controllers protect low-voltage systems

Devices provide resistor-programmable overvoltage (6 to 28V) and undervoltage (5 to 28V) trip levels.

News from Maxim Integrated Products, Dec 7, 2007

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Circuit protection lab opens in Shanghai

Chinese lab to focus on overvoltage protection for portable consumer products and telecommunications equipment such as cellphones and DSL modems.

News from ON Semiconductor, Dec 6, 2007

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Thermostats go on lines, chassis and boards

Asahi Keiki thermostats are specified for a life of 100,000 switching operations and have an insulation resistance of 100Mohm or more.

News from Abacus Group, Dec 4, 2007

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Optocoupler protects in hybrid vehicles

Intelligent power module digital interface optocoupler offers high reliability, high performance, ease of integration and superior heat dissipation.

News from Avago Technologies, Nov 30, 2007

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Protection devices combine for HDMI interfaces

ESD and overcurrent protection reference layout meets or exceeds the HDMI 1.3 specifications for operation at 3.4Gbit/s for impedance, data eye and far end crosstalk.

News from Raychem Circuit Protection, Nov 29, 2007

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Small advantages for SO-8 packaged optocoupler

Device addresses isolation needs where space and efficiency are a premium, such as motor drives, industrial inverters, air conditioners, washing machines and switching power supplies.

News from Avago Technologies, Nov 28, 2007

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Surge protectors safeguard telecomms kit

Thyristor surge protection devices provide overvoltage protection by diverting energy away from the circuit being protected.

News from ON Semiconductor, Nov 15, 2007

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Optically coupled isolators for rugged protection

Optically coupled isolators provide design engineers with a direct TTL/LSTTL interface with four output options - totem pole, open collector, inverse totem pole or inverse open collector.

News from Optek Technology, Nov 8, 2007

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High-voltage optoisolators handle speedy data

Optoisolators are ideal for a variety of applications that require high-speed data transmission or high voltage signal isolation.

News from Optek Technology, Nov 6, 2007

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Optocouplers provide design flexibility

The 4N2X, 4N3X, H11AX, CNY17-X and CNY17F-X phototransistor optocouplers offer flexibility when designing power supplies, programmable logic controllers and general-purpose switching circuits.

News from Everlight Electronics, Nov 5, 2007

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Overcurrent protection in half the space

The new 0805 EIA compliant form factor of the picoSMD device consumes less than half the board space required by previous offerings.

News from Raychem Circuit Protection, Nov 2, 2007

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Optocouplers save space for protection

Single and quad optocouplers come in super-space-efficient half-pitch mini flatpacks.

News from Isocom Components 2004, Oct 23, 2007

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Circuit breaker protects distribution systems

The E-T-A 1180 miniature plug-in breaker is designed to reduce downtime in process control and automation applications by being readily re-settable.

News from Aerco, Oct 18, 2007

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Clamping diode handles 175C temperatures

STMicroelectronics' SMA6J peak-pulse-power clamping diode is designed to protect sensitive electronic equipment in all industry sectors against electrostatic discharge (ESD) and power surges.

News from STMicroelectronics, Oct 15, 2007

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Maximum protection from a minimalist fuse

Fuses provide secondary overcurrent protection in power inverters and low-voltage power supplies in an extremely small 1206 package.

News from Arrow Electronics (UK), Oct 4, 2007

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Electronics companies reach foundry agreement

An agreement between California Micro Devices and MagnaChip Semiconductor will cover the production of CMD protection chips for mobile handset and digital consumer electronics applications.

News from California Micro Devices, Aug 22, 2007

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Overcurrent protectors are TUV approved

Following extensive testing, the TSF4S and TSF4SS series of ceramic PTC overcurrent protectors are now TUV approved.

News from TDA Elektronic Technology, Aug 16, 2007

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Guide to photocouplers and photorelays

Comprehensive reference includes an easy-to-use selection guide that allows readers to quickly match their requirements to the most suitable devices.

News from Toshiba Electronics Europe, Aug 14, 2007

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Thermal circuit breaker adds mounting options

Fuseholder-style single-pole thermal circuit breaker is now optionally available with threaded-neck and snap-in versions for rear mounting.

News from Schurter, Aug 2, 2007

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Switch limits current dangers

Current limit switch in a space saving SOT-23 package protects critical system circuitry by disconnecting the source on detecting a current greater than 800mA.

News from Sipex Corporation, Jul 27, 2007

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Compact varistor reduces voltage

Multilayer chip varistor boasts the industry's lowest varistor voltage for a device of its type.

News from TDK Electronics Europe, Jul 16, 2007

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Photocouplers enhance white goods safety

Power triac photocoupler has reinforced insulation and boasts 5kV isolation voltage for AC safety applications.

News from Toshiba Electronics Europe, Jul 13, 2007

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Compact power inlets fit 1U appliances

Multifunction power inlets combine appliance connector, switch, fuse holder and optional EMI filter.

News from Schurter, Jul 11, 2007

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Thermal links save space in battery protection

Small and thin thermal links are developed in response to industry trends for compact high-capacity batteries for use in mobile devices.

News from Panasonic Industrial Europe, Jul 2, 2007

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Breaker board protects equipment racks

PCB hosts an array of single-pole or double-pole circuit breakers with a maximum of 30 poles in total.

News from E-T-A Circuit Breakers, Jun 25, 2007

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Showing 126-150 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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