The MI-IAM input attenuator module from Vicor Corporation is an accessory product to that company’s MI-200 and MI-J00 DC-DC converters that provide EMI filtering and transient protection. Designed for use with all 28- and 278-volt input converters, the MI-IAM can drive any number of modules with output loads up to 200 watts. This device meets the conducted emissions … [Read more...]
COTS Filter Module Features Module Provides Conducted Susceptibility & Spike/Surge Protection
The MTF50 is a COTS EMC filter from XP Power that has been developed specifically for the defense and avionics industry. This device has been crafted to filter the conducted emissions of the company’s MTC series of DC-DC converters and to protect against the conducted susceptibility as specified in MIL-STD-461-E and the surges and spikes specified in MIL-STD-1275A-D and … [Read more...]
DC/DC Converters & EMI Filters Target High-Reliability Applications
The new MilQor® product line of DC/DC converters and complementary EMI filters from SynQor has been crafted specifically for the high-reliability marketplace and are manufactured in an AS9100B-certified facility in the U.S.A. With proprietary QorSeal™ packaging that ensures survivability in harsh environments, these devices are compatible with industry-standard formats, but … [Read more...]
MORE MILITARY PRODUCTS
Ruggedized Flat Panel Computer Is MIL-STD-461D CompliantThe NAG 20-inch MIL-SPEC flat panel computer from NAG Marine is a fully sealed NEMA 4X unit crafted specifically for harsh marine and/or engine room environments. The unit is built with low power consumption electronics for maximum heat efficiency and shock isolated components for elimination of the effects of shipboard … [Read more...]
QPL Inductor Series Meets Requirements per MIL-PRF-83446
The MLRF3031 series from Gowanda Electronics is a military-approved RF inductor that is on the military’s Qualified Product List per MIL-PRF-83446. These devices have been designed for RF electronic applications in the military, aerospace, and defense sectors. Possible communications applications include space, satellite, radio, sonar, guidance, and GPS systems. Technical … [Read more...]
Resistor-Capacitor Device Provides ESD Protection for 3G LCD Screens
The EClamp237xK family of resistor-capacitor (R-C) protection devices from Semtech Corporation safeguards lines for cellular frequencies between 1.8 GHz and 2.5 GHz, the data rates required by the latest generation of high-resolution LCD screens used for visually oriented 3G handsets. This series includes the four-line EClamp2374K, the six-line EClamp2376K and the eight-line … [Read more...]
Military COTS Filter Provides EMI Filtering & Transient Protection
The M-FIAM7 from Vicor is a DC front-end module that provides EMI filtering and transient protection. The M-FIAM7 allows designers using Vicor’s 28-V DC/DC V•I Chip modules to meet conducted emission/conducted susceptibility per MIL-STD-461E; and input transients per MIL-STD-1275A/B/D, MIL-STD-704A-F, and DO-160E. The M-FIAM7 accepts an input voltage of 14 to 50 VDC and … [Read more...]
Reducing Ground Noise Emissions in Critical Electronic Equipment and Facility Ground Systems to Help Prevent Conducted EMI Problems
Many EMI problems involve emissions that circulate through electrical conductors within a facility and within equipment Philip F. Keebler and Kermit O. Phipps EPRI Knoxville, Tennessee Background The electromagnetic environment includes the areas inside and outside electrical and electronic equipment. The areas inside equipment include unused air spaces, circuit boards, cables … [Read more...]
Different Methods of Connecting an SPD to an Electrical Distribution Network
The way in which SPDs are connected can have a large impact on the overall protection provided Bryan Cole Introduction Surge protective devices (spds) or transient voltage surge suppressors (TVSS) are used to reduce the impact of overvoltage transients on the electrical distribution networks found in various industries. Of course, the efficacy of these devices will affect the … [Read more...]
Rise Time vs. Bandwidth and Applications
A simple, practical mathematical model allows one to relate signal rise-time to the available bandwidth of a measurement instrument. Mekonen Buzuayene, Anritsu Corporation, Morgan Hills, Calif., USA In measurement instruments such as oscilloscopes and spectrum analyzers, the maximum rise time (tr) that can be measured with reasonable amplitude accuracy is directly related … [Read more...]
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