Items Tagged with 'resistance'

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Isola completes testing of laminate materials for CAF resistance

Isola Group S.à r.l., a market leader in copper-clad laminates and dielectric prepreg materials used to fabricate advanced multilayer printed circuit boards (PCBs), announced the successful completion of Class 2 testing of laminate materials for Conductive Anodic Filament (CAF) resistance; the laminate materials were constructed with glass fabric woven at Isola Fabrics, a subsidiary of Isola Group S.à r.l.


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New VPG RTD simulator

 Vishay Precision Group Inc. announced that its Vishay Foil Resistors brand (VFR) has introduced a new Bulk Metal® Foil RTD Simulator resistor with built-in climate control. Designed to simulate resistance temperature detector (RTD) PT-100 and PT-1000 outputs for the calibration of RTD instruments, the device features a low nominal TCR of ±1 ppm/°C from -55°C to +125°C, +25°C ref., and load-life stability of ±0.005% after 2,000 hours of rated power at +70°C. 


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Element Six's GaN-on-diamond wafers proven by Raytheon to provide three times improvement in power density

Element Six, a leader in synthetic diamond supermaterials and a member of the De Beers Group of Companies, announced that its Gallium Nitride (GaN)-on-Diamond wafers have been proven by Raytheon Co. to significantly outperform industry standard Gallium Nitride-on-Silicon Carbide (GaN-on-SiC) in RF devices—reducing thermal resistance, increasing RF power density, and preserving RF functionality.


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New VPG ultra-high-precision Z1-foil wrap-around chip resistors tested per EEE-INST-002 and MIL-PRF-55342

Vishay Precision Group Inc. announced that its Vishay Foil Resistors brand (VFR) has introduced a new series of military-qualified, ultra-high-precision Z1-Foil wrap-around chip resistors. Tested per EEE-INST-002 (Tables 2A and 3A, Film/Foil, Level 1) and MIL-PRF-55342, devices in the 303261 - 303266 seriesprovide exceptional load-life stability of ±0.0025% typical after rated power at 70°C for 2,000 hours, low nominal TCR of ±0.2 ppm/°C from -55°C to +125°C, +25°C ref., PCR (ΔR due to self heating) of 5 ppm at rated power, and tight tolerances to ±0.02%.


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Rogers highlights latest circuit materials & PCB techniques at IPC APEX EXPO

Rogers Corp. will be promoting its industry-leading printed circuit board (PCB) materials at the IPC APEX EXPO, being held March 25-27, 2014 at the Mandalay Bay Resort & Convention Center (Las Vegas, NV). The IPC APEX EXPO, with more than 400 exhibiting companies and thousands of attendees, is a leading industry event for professionals involved in PCB design and manufacturing and electronic assembly and test.


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