Part OPB821S3Z
Description Slotted Optical Switch
Manufacturer TT Electronics
Size 470.49 KB
TT Electronics
OPB821S3Z

Overview

Each OPB820S and OPB821Z device consists of an infrared emitting diode (LED, 890 nm center wavelength) and a NPN silicon phototransistor mounted in a low-cost black plastic housing on opposite sides of an 0.080” (2.03 mm) wide slot. Each device in this series has a 0.040” (1.02 mm) wide aperture located in front of the infrared diode.

  • Non-contact switching
  • Four standard aperture sizes for high resolution
  • Low profile
  • 0.080” (2.03 mm) wide, 0.250” (8.89 mm) deep slot
  • Choice of PCBoard or wire mountings