Lightning Arrestors Protect Wi-Fi and WiMAX Applications The QS 400 series of SurgeGuard™ quarter wave stub lightning protectors from NexTek, Inc. has been crafted especially to provide protection for Wi-Fi and the WiMAX applications, exceeding the specifications in the 802.11, UNII, ISM, and MIL-STD-202 standards. The devices safeguard wireless products operating in … [Read more...]
Surge Protection IC Targets PoE Applications
The PEP01-5841 protection IC from STMicroelectronics simplifies the design of PoP (Power over Ethernet) or IEEE 802.3af-2003 products such as phones, wireless LAN access points, and RFID tag readers. In designs utilizing the PEPo1-5841 connection into a network, it is a nearby wall outlet is not needed, and no external AC/DC power adapter is required. This integrated protection … [Read more...]
ESD Protection Diode for RF Antennas
The DSD0P2RF-02LS from Infineon Technologies is 0.62 mm x 0.32 mm with a height of 0.31 mm. It can be easily integrated into complete modules and front-end systems. Crafted to protect electronic consumer and communications device from electrostatic discharge, it can reliably absorb discharges up to 20 kV, a figure that significantly exceeds the industry stand IEC 61000-4-4 … [Read more...]
INTEGRATED’s ELECTRO Simulation Software Now Models Voltage Interference
Winnipeg, Canada – INTEGRATED Engineering Software, a leading developer of hybrid simulation tools for electromagnetic, thermal & structural design analysis, has developed a new feature for its ELECTRO electric field solver software, which accurately models transients such as lightening strikes. This was developed specifically for engineers and scientists who design high … [Read more...]
House Subcommittee Cautions on EMP and Cyber Attacks
On Tuesday, July 21, 2009, a subcommittee of the U.S. House of Representatives’ Committee on Homeland Security heard testimony about the nation’s vulnerability to an EMP (electromagnetic pulse) attack or a cyber attack on power grids. The Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology heard from witnesses drawn from both industry and government … [Read more...]
Filter Module Targets Power Systems in Aircraft, Military Vehicles, & Naval Vessels
Rated at 200 W for 24/48-V power systems in aircraft, military vehicles, and naval vessels, the Model DSF200LV filter module from XP Power has input voltage of 9 to 36 VDC and is clamped at a max output voltage of 36 VDC. The unit provides 7 A continuous output with baseplate temperature of -40 to +100 degrees C. Offering 92 to 98 percent efficiency, this filter and active … [Read more...]
DO-160 Section 22 Lightning Induced Transient Susceptibility
The experts at HV Technologies have prepared this informative table on DO-160 Section 22 Lightning Induced Transient Susceptibility.READ MORE … [Read more...]
New Standard on EMC Immunity Requirements for General Lighting Equipment
The International Electrotechnical Commission has published IEC 61547 Ed. 2.0 (2009-06) entitled “Equipment for general lightning purposes – EMC immunity requirements.” The standard’s requirements apply to lighting equipment that is within the scope of IEC Technical Committee 34, such as lamps, auxiliaries, and luminaires, intended either for connecting to low- voltage … [Read more...]
Expanded Capacitor Line Meets Stringent Military Testing Standards
The CWR 09, 11, 19, and 29 line of tantalum military capacitors from KEMET Corporation has been expanded to meet in full the requirement of MIL-PRF-55365 T-level testing. These capacitors have been crafted for use in military/aerospace, high-reliability applications. In addition to compliance with MIL-PRF-365 requirements in regard to surge current options, Weilbull grading, … [Read more...]
MIL-STD Compliant Connectors Meld Filtering and Surge Suppression
The Chip-on-Flex (CoF) filter connectors from ITT Interconnect Solutions have been enhanced with the addition of TVS (transient voltage/surge suppression) capabilities. The CoF design features one standard flex per layout and utilizes a flexible circuit internal to the connector with chip capacitors surface-mounted on a small pad adjacent to the feed-through contact. This … [Read more...]
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