Circuit & System Protection


Latest Articles

PC board heatsinks
27 July 2005, Electrocomp
For removing heat from the electronic components on a PC board, Fischer Elektronik has developed a line of heatsinks with dimensions that are suitable for current PCB formats. Heatsinks are available ...

Read more...
Small chip ferrite beads for use in high power applications
13 July 2005
Murata has introduced a range of chip ferrite beads designed to suppress noise in the powerlines of high performance digital equipment. The BLM18S series is suitable for use in high current environments. Supplied ...

Read more...
EMC filters for reliable system operation
13 July 2005, Retron
The range of MEF mains suppression filters from Murrelektronik reduce emitted interference and improve immunity from internal and external interference on mains and power-supply cables. EMC filters are ...

Read more...
New EMC filter products
13 July 2005, Electrocomp
Epcos has added the new SIFI-H series to its SIFI family. These filters are targeted at EMC applications in power supplies, medical engineering, industrial electronics, telecommunications, and data systems. This ...

Read more...
NH dual indication fuses
13 July 2005, Advanced Product Technology
Bussmann's dual-indication 500 V a.c. Class gG NH fuse link breaks new ground by incorporating a simple, dual indication system, easily visible from both top and centre of the fuse link, whether it is ...

Read more...
Dynamic power factor correction offers benefits
13 July 2005, Electrocomp, Information Security
Conventional power factor correction (PFC) systems consist of a power factor controller and power capacitors. They are connected to the power line via electromechanical capacitor switching contactors. ...

Read more...
Lead-free surface mount polymer PTCs
13 July 2005, Perimeter Security, Alarms & Intruder Detection, Products & Solutions
Bourns Multifuse Polymer PTC lead (Pb)-free surface mount components' (the MF-SMDF, MF-MSMF, and MFNSMF) standard metal termination finish is electroless nickel immersion gold (ENIG).    This finish ...

Read more...
Surge protection device with RFI suppression filter
13 July 2005, Phoenix Contact
Phoenix Contact's surge protection device, the SFP 1-20/120AC, combining surge protection with a protection circuit against high frequency interference. The robust housing is DIN-rail mountable and can ...

Read more...
Compact fuse terminals
13 July 2005, Phoenix Contact
The compact UT 4 HESI fuse terminal (5 x 20) from Phoenix Contact with 4 mm² screw connections features a double-bridge shaft, which is designed to fit all UT terminal blocks in line. This enables quick ...

Read more...
Gaskets for easing enclosure door EMI problems
15 June 2005
For combatting electromagnetic interference (EMI) problems where enclosure doors, cabinets and boxes are concerned, EMI shielding and thermal interface solutions provider, Laird Technologies, can supply ...

Read more...
Overvoltage protectors for automotive applications
15 June 2005, CST Electronics, Electrocomp
The MAX6397/8/9 are three low-power, integrated automotive overvoltage protectors from Maxim, capable of handling voltages up to 72 V. The devices are designed to provide the necessary protection and ...

Read more...
Digital isolation/RS485 technology
1 June 2005
Typically, RS485 technology is used to connect multiple systems and is often run over very long cable distances. Isolation between the bus and each system connected is critical. Digital isolation provides ...

Read more...
NTC line-up keeps growing
1 June 2005
NTCs (negative temperature coefficient thermistor chips) have been in the Murata catalogue longer than in most companies because Murata invented them. Today, the choice is still growing as the technology ...

Read more...
Choke series for interference suppression
1 June 2005, Electrocomp
Epcos has added the B82732F and B82733F series to its range of current-compensated chokes. The new series features one of the best inductance/rated current ratios worldwide. High leakage inductance makes ...

Read more...
Fuseblock cover saves assembly and service time
6 April 2005, Retron
Schurter offers its new 'easy-grab fuseblock cover', the OGN series, which it claims saves time during assembly as well as in test and service repair. The all-in-one fuseblock solution is available ...

Read more...
Compact safety relays with reinforced insulation
6 April 2005, Phoenix Contact
The PSR safety relay family from Phoenix Contact provides high standards for monitoring emergency cut-out and safety door power circuits and two-hand controls. All connections are pluggable and coded, ...

Read more...
Hybrid ferrite PCB shielded enclosure
23 March 2005
A new hybrid printed circuit board shield from FerriShield integrates an externally mounted ferrite saddle bead, thermal transfer pad and internal extra-wideband RF absorber membrane with a high-performance ...

Read more...
Appliance inlet module for industrial and medical applications
23 March 2005, Retron
Schurter's KFA snap-in power module, offers an optimal cost/performance ratio in a variety of applications that include medical and industrial. The module combines an appliance inlet type C14 according ...

Read more...
Gas discharge tubes cope with 25 kA
23 March 2005, Electrocomp
Gas discharge tubes (GDTs) are used to protect personnel and sensitive equipment from hazardous transient voltages. Bourns' GDTs are used in primary and secondary applications and can withstand multiple ...

Read more...
EMI filter arrays with ESD protection in thin packages
23 March 2005
ON Semiconductor offers four new highly-integrated EMI filter arrays with ESD protection in Thin DFN packages. Specifically designed for high-speed data interfaces in mobile phones, these 4-channel, 6-channel ...

Read more...



<< First   < Previous   Page 41 of 54   Next >   Last >>







While every effort has been made to ensure the accuracy of the information contained herein, the publisher and its agents cannot be held responsible for any errors contained, or any loss incurred as a result. Articles published do not necessarily reflect the views of the publishers. The editor reserves the right to alter or cut copy. Articles submitted are deemed to have been cleared for publication. Advertisements and company contact details are published as provided by the advertiser. Technews Publishing (Pty) Ltd cannot be held responsible for the accuracy or veracity of supplied material.




© Technews Publishing (Pty) Ltd | All Rights Reserved