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OPB608B Datasheet Reflective Object Sensor

Manufacturer: TT Electronics

Download the OPB608B datasheet PDF. This datasheet also includes the OPB608A variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (OPB608A-TT.pdf) that lists specifications for multiple related part numbers.

General Description

: OPB608 reflective switches consist of an infrared emitting device (LED or VCSEL) and a NPN silicon phototransistor mounted “side-by-side” on a parallel axis in a black opaque plastic housing.

All OPB608’s (except OPB608R) have an emitting device and a phototransistor that are encapsulated in a visible filtering epoxy.

The phototransistor responds to radiation from the emitter only when a reflective object passes within its field of view.

Overview

Reflective Object Sensor OPB608A, OPB608B, OPB608C, OPB608R,.

Key Features

  • Phototransistor output.
  • Unfocused for sensing diffuse surface.
  • Low cost plastic housing.
  • Enhanced signal to noise ratio.
  • Reduced ambient light sensitivity.