Vishay Intertechnology Transmissive Sensors Offer Greater Vertical Headroom and Design Flexibility for Industrial and Consumer Applications

Core Insights - Vishay Intertechnology, Inc. has expanded its transmissive sensor family with the introduction of two new surface-mount devices, the single-channel VT171P and dual-channel VT172U, designed for various applications including industrial, consumer, and telecom [1][2]. Group 1: Product Features - The new devices are housed in a compact package measuring 5.5 mm x 4 mm x 5.7 mm and feature a 42% increased dome height compared to previous-generation devices, allowing for greater flexibility in mechanical designs [1][2]. - The VT171P includes an infrared emitter and phototransistor detector, while the VT172U features an infrared emitter and two phototransistor detectors, both delivering a typical output current of 1.5 mA and operating at a wavelength of 950 nm [3]. - Both sensors have a gap width of 3 mm, apertures of 0.3 mm, and fast rise and fall times of 14 μs and 21 μs, respectively [3]. Group 2: Compliance and Availability - The devices have a Moisture Sensitivity Level rating of 1 (MSL1), indicating an unlimited floor life, and are compatible with lead-free reflow solder processes according to JEDEC-STD-020 [4]. - The sensors are halogen-free, RoHS-compliant, and classified as Vishay Green, emphasizing their environmentally friendly design [4]. - Samples and production quantities are currently available, with lead times of 10 weeks [4]. Group 3: Company Overview - Vishay Intertechnology is recognized for manufacturing one of the largest portfolios of discrete semiconductors and passive electronic components, serving various markets including automotive, industrial, computing, consumer, telecommunications, military, aerospace, and medical [5]. - The company is listed on the NYSE under the ticker VSH and is part of the Fortune 1000 [5].