Articles Tagged with ''precision''

VPG's new S series precision foil current sense resistors

 VPG announced that its Powertron resistor brand has introduced the first seven devices in its S Series of precision foil current sense resistors. Offering a TCR of ±2 ppm/°C — the industry's lowest for high-power current shunts — the SHR, SHS, SNR, and SPR devices provide power ratings to 80 W in a variety of epoxy packages. 


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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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Tektronix launches new precision single-phase power analyzer series

Tektronix Inc., a leading worldwide provider of test, measurement and monitoring instrumentation, announced an expansion of its family of precision power analyzers with the introduction of the PA1000 single-phase power analyzer. Featuring a patent pending Spiral Shunt™ design, the PA1000 provides engineers designing and testing power supplies, consumer electronics and other electrical products with accurate power measurements in the shortest possible time. 


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VPG extends resistance range of ultra-high-precision flip chip COTS resistors down to 5 ohms

Vishay Precision Group Inc. announced that its Vishay Foil Resistors brand (VFR) has enhanced its VFCP series of Bulk Metal® Z-Foil ultra-high-precision flip chip resistors with an extended resistance range down to 5 Ω. The devices feature ultra-low TCR of ±0.05 ppm/°C nominal (0°C to +60°C) and ±0.2 ppm/°C typical (-55°C to +125°C, +25°C ref.) and load-life stability of ±0.005% at 70°C for 2,000 hours at rated power and ±0.01% at 70°C for 10,000 hours. 


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