Circuit & System Protection


Latest Articles

PPTC resettable fuses
26 May 2010
Bourns has integrated two polymer positive temperature coefficient (PPTC) resettable fuses into a single package. This new Multifuse device contains twin 250 V polymer PTC resettable fuses and decreases ...

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ESD protection for USB OTG ports
12 May 2010, EBV Electrolink
Vishay has announced a new ESD protection array featuring low capacitance and leakage current to protect USB-OTG ports against transient voltage signals. The new VBUS053BZ-HNH-G-08 provides three lines ...

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Clamping diodes
28 April 2010, Altron Arrow
The PolyZen family of clamping diodes from Tyco Electronics offers designers the simplicity of a traditional clamping diode while obviating the need for significant heatsinking. This single device solution ...

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ESD protection for HB LEDs
28 April 2010, MB Silicon Systems
California Micro Devices has added two new members to its LuxGuard family of high brightness LED (HB LED) ESD protection devices. The CM1753 and CM1754 are ideally suited for providing ESD protection ...

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Silicon surge protection diodes
28 April 2010
STMicroelectronics has announced what it believes to be the first silicon surge protectors meeting international surge-protection standard IEC 61000-4-5, with a family of devices delivering high reliability ...

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Low-profile heatsinks
28 April 2010
Advanced Thermal Solutions has introduced a line of lower height maxiFLOW heatsinks for cooling ICs and other hot components in narrow packaging and low airflow velocity conditions. The heatsinks feature ...

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EMI filters for DC-DC converters
28 April 2010, Vepac Electronics
Crane Aerospace & Electronics has released the new FMCE-0328, FMCE-0528, FMCE-0828 and FMCE-1528 EMI filters. They are designed to work with Crane’s Interpoint brand 28 V input, 1,5 to 120 W DC/DC converters ...

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High-voltage 1210-size varistor
28 April 2010, Future Electronics
AVX has expanded its multilayer TransGuard range to include an 85 V d.c. rating in a 1210 case size. Designated the VC121085S151 series, the single-chip solution provides bi-directional transient voltage ...

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EMI/RFI gasket material
28 April 2010, Connector & Wire Services
The Gore-Shield GS2100 series from WL Gore & Associates is designed for use as a gasketing material to suppress unwanted electromagnetic or radio frequency interference while also providing an excellent ...

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ESD protection for USB 3.0
28 April 2010, Altron Arrow
NXP Semiconductors has announced availability of a new ESD protection device, the IP4284CZ10, for high-speed differential interfaces such as USB 3.0 and eSATA. The part offers very low differential crosstalk ...

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Common-mode filter with ESD suppression
28 April 2010, Electrocomp
TDK-EPC has introduced a thin-film common-mode filter with both high-speed differential transmission common-mode noise suppression and ESD protection. The TCE1210 is the same size as existing TDK common-mode ...

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Integrated pin-fin fansink
28 April 2010
Cool Innovations has developed a new line of powerful, integrated fansinks. Available in copper and aluminium, they are composed of a pin-fin heatsink and a fan that is embedded into the heatsink’s pin ...

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Protection for Li+ battery stacks
28 April 2010, CST Electronics
The new MAX11080 from Maxim is a high-voltage, 12-channel battery protection IC for high-cell-count lithium-ion (Li+) battery stacks. It provides redundant cell monitoring to prevent Li+ batteries from ...

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TVS diodes for automotive use
28 April 2010, EBV Electrolink
New from Vishay is a series of 1500 W surface-mount automotive transient voltage suppressors (TVS) with a low profile of 1,1 mm and breakdown voltages from 6,8 V to 43 V. Featuring the eSMP TO-277A package, ...

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OVP for wind turbines
28 April 2010, Phoenix Contact
The VAL-MS 800/30 VF/FM overvoltage protection (OVP) device for wind turbines was specifically designed by Phoenix Contact to protect the rotors of double-fed induction generators (DFIGs). It is also ...

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SMD fuse interrupts 4000 A
28 April 2010, Actum Electronics
SIBA’s new miniature SMD fuse, measuring 4,5 x 16 mm in size, is designed to interrupt ‘real’ short circuits such as in mains protection, and can safely interrupt currents of up to 4000 A. As opposed ...

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Magnetic and thermal circuit breakers
28 April 2010
Tyco Electronics offers an extensive range of P&B circuit breakers which includes thermal and magnetic types. Termed secondary breakers by UL, they protect equipment rather than branch circuits in buildings. ...

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Surface mount MOV
14 April 2010, Altron Arrow
Littelfuse recently introduced the SM7 series surface mount MOV for over-voltage protection and transient suppression. It is designed for continuous operation across AC power lines and is highly suitable ...

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DDR3 monitoring IC
14 April 2010, Altron Arrow
The new STTS2002 from STMicroelectronics is an integrated serial presence detect (SPD) EEPROM memory and temperature monitoring IC which meets the latest JEDEC TSE2002 standard for DDR3 DRAM modules. ...

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Programmable current limit switch
31 March 2010, NuVision Electronics
Monolithic Power Systems’ MP5007 is a programmable current limit electronic fuse that operates from 5 V with a current limit between 1 and 5 A. It is a lower RDS(on) power FET version of the MP5001 and ...

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