
Vishay Intertechnology, Inc. announced two new series of Bulk Metal® Foil ultra-high-precision Accutrim™ trimming potentiometers designed to meet and exceed the requirements of MIL-PRF-39035 Char. H. The approved 1/4-in square RJ26-style 1240 series, and 3/8-in square RJ24-style 1260 series devices offer low end-to-end TCR of ±10ppm/°C from – 55°C to + 150°C, + 25°C ref., and ± 25ppm/°C through the wiper, load life stability of 0.1% typical under full rated power at + 85°C for 10,000 hours, and a < 0.05% typical setability. Vishay's new 1240 and 1260 series of ultra-high-precision trimmers feature a Bulk Metal Foil resistive element that possesses a unique inherent temperature and load life stability. www.vishay.com