OPB891N55Z

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Optical sensors are used in a wide variety of applications to detect an object, measure light, or detect motion. Photointerrupters are a type of optical sensor which works by sensing the interruption of light. They are often used in automation applications, such as recognizing the passage of a product down a production line. The OPB891N55Z is a type of slot type photointerrupter that utilizes a transistor output.

The OPB891N55Z optical sensor consists of an infrared LED and NPN phototransistor in an epoxy, T-shape package that fits into a 0.2" slot. The sensor contains two halves connected by 1/4th inch ribbons of plastic. When an object passes through the slot, the two halves are separated, and the LED emits a beam of infrared light, which then causes the phototransistor to turn on and emit an output signal. If no object passes through the slot, the two halves stay connected, and the LED does not emit any light, thus no signal is emitted from the phototransistor.

The OPB891N55Z can be used in a variety of applications, ranging from simple motion detection to object sensing in robotics and automated assembly lines. The OPB891N55Z can also be used to detect the presence of liquids in a tank, or the presence of objects on a conveyor belt. Due to its compact size and low power requirements, the OPB891N55Z is particularly well suited for use in medical and laboratory instruments, as well as other small devices.

The OPB891N55Z has a fast response time of 10-20ms, which is ideal for applications where a precise response is needed. The sensor also features wide viewing angles of 15-45°, which allows it to detect objects from a variety of directions. The OPB891N55Z also has a low power consumption of 3mW, which makes it ideal for use in portable applications.

In terms of operating temperature, the OPB891N55Z can operate in a range from -40°C to +85°C, making it suitable for use in a variety of environmental conditions. The sensor also features an IP67 rating, which makes it resistant to dust, moisture, and other harsh elements. The OPB891N55Z is also highly reliable, with an MTBF of 2,000,000 hours.

Overall, the OPB891N55Z optical sensor is an ideal choice for a variety of applications, ranging from simple motion detection to object detection in robotics and automated assembly lines. The sensor\'s small size, fast response time, wide viewing angles, low power consumption, and high reliability make it a cost-effective and reliable solution for a variety of applications.

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