Circuit & System Protection


Latest Articles

Current unbalance detectors
1 May 2013, Denver Technical Products
Denver Technical Products is now able to offer current unbalance detectors. An example is the Model 2722, designed to monitor three-phase AC current or compare three single-phase AC currents. A solid-state ...

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Heatsink extrusions for LED lighting
1 May 2013
Ohmite Manufacturing is supplying Wakefield Solutions’ 19000 series radial-fin heatsink extrusions for LED light engines. Developed in conjunction with an engineering team from a leading LED manufacturer, ...

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TVS diode arrays
1 May 2013, Altron Arrow
The SR05 series of TVS diode arrays from Littelfuse is designed to protect telecommunication and industrial equipment against ESD and lightning-induced surge events. Each channel or I/O pin can safely ...

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Precise, fast-acting fuse
1 May 2013
Schurter is expanding its range of surface mount chip fuses with a new 50 mA fuse featuring a low voltage drop (75 mV @ 250 mA, 430 mV @ 50 mA) and an exact opening time. It features rated currents from ...

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600 W TVS diodes
17 April 2013, Altron Arrow
The TPSMA6L series of transient voltage suppression (TVS) diodes from Littelfuse provides secondary transient voltage protection from transients induced by load dump and other transient voltage events ...

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IEC inlet filters
17 April 2013, Electrocomp
TDK has expanded the EPCOS B84771* IEC inlet filter family with two new series: the B84773* series features an integrated fuse, while the B84776* series has both a switch and a fuse. All series are ...

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Solar panel protection rectifier
20 March 2013, EBV Electrolink
Vishay has introduced a new solar panel protection rectifier with a high current rating of 10 A and high reverse voltage of 1000 V in the P600 axial package. Based on glass passivated chip technology, ...

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Low-voltage protection switch
20 March 2013, Communica
Supertex has introduced the FP0030, a 20 V current limiting protection device ideal for preventing high transient voltages in Ethernet systems. It starts to turn off when the voltage drop across its ...

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AC cooling fan
20 March 2013, Electrocomp
Cooltron’s FA1238-97 is an AC cooling fan that measures 120 by 120 by 38 mm and can run on 115 and 230 V a.c. It provides airflow from 104,5 to 109,6 CFM using a dual ball bearing and sleeve bearing design ...

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Urban legends about thermal interface materials
6 March 2013
Proper thermal design in power electronics is fundamental to ensuring that the final application will operate over its predicted lifetime. Thus, it remains a key element in the design process. Thermal ...

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Adjustable over-voltage and -current protector
6 March 2013, CST Electronics
Maxim’s MAX14588 is an adjustable over-voltage and over-current protection device for protecting systems against positive and negative input voltage faults up to ±40 V, and features low 190 mΩ RON integrated ...

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Gas discharge tubes
20 February 2013, Electrocomp
Bourns announced the release of three new series of gas discharge tubes (GDTs) targeting industrial and telecommunication applications requiring high current handling capabilities. The devices are suitable ...

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Surface-mount TransZorbs
6 February 2013, Future Electronics
Vishay has rolled out a new series of surface-mount TransZorb transient voltage suppressors (TVS) in the SlimSMA DO-221AC package. SMA6F series devices offer a very low profile of 0,95 mm, high surge ...

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Bidirectional TVS diodes
6 February 2013, Electrocomp Express
The PTVS3-xxxC range of high-current bidirectional TVS diodes from Bourns is designed for use in AC line protection and high-power DC bus clamping applications. These devices offer bidirectional port ...

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ESD wipes and clothing
23 January 2013, Actum
Cleantex supplies a range of specialty clothing and accessories for manufacturing ESD and clean room environments. Included in this range are ESD wipes and ESD coats for protecting sensitive components ...

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Hybrid PPTC/MOV device
23 January 2013
TE Circuit Protection recently introduced the 2Pro AC, a hybrid device that offers designers an integrated, resettable approach to protect sensitive downstream electronics against damage from over-current ...

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High-speed transient voltage suppressors
23 January 2013, Altron Arrow
New from ON Semiconductor are three transient voltage suppression devices for high-speed data lines. The ESD7008, MG2040 and ESD7104 provide electrostatic discharge (ESD) protection for high-speed data ...

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Fault management chip for LED lighting
23 January 2013
LED lights for critical applications such as vehicle lights, streetlamps and emergency lights can be more dependable and long-lasting thanks to a new fault management chip from STMicroelectronics. The ...

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Surface-mount TVS
23 January 2013, EBV Electrolink
Vishay has introduced a new series of surface-mount PAR transient voltage suppressors (TVS) in the SMC DO-214AB package. For automotive and telecom applications, 5KASMC series devices feature high surge ...

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Transient current suppressors
23 January 2013, Electrocomp
Bourns announced the release of new TCS (transient current suppressor) high-speed protectors, designed to provide enhanced protection for very high data rate differential lines. The TCS-DL series helps ...

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