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HOA1872 Series Transmissive Sensor, Transistor Output, Plastic Package.
The HOA1872 series consists of an infrared emitting diode facing an NPN silicon phototransistor (HOA1872-001, -002, -011, -012) or photodarlington (HOA1872-003, -013) encased in a black thermoplastic housing. Detector switching takes place whenever an opaque object passes through the slot between emitter and detector. The HOA1872-001, -002 and -003 have a 0.050 in (1.27 mm) dia. detector aperture and employ metal can packaged components, while the HOA1872-011, -012, and -013 have a 0.060 in (1.52 mm) dia. detector aperture and contain plastic molded components. For additional component information see SE1450, SD1440, SD1410, SEP8506, SDP8406, and SDP8106.

Housing material is polyester. Housings are soluble in chlorinated hydrocarbons and ketones. Recommended cleaning agents are methanol and isopropanol.

HOA1872-012 Transmissive Infrared Sensors - Honeywell

Product Features

  • Choice of phototransistor or photodarlington output
  • Three sensitivity ranges
  • Choice of metal can package or plastic molded components
  • 0.100 in [2.54 mm] slot width


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