OPB903W55Z

Series:	Photologic®
Part Status:	Active
Sensing Distance:	0.375" (9.53mm)
Sensing Method:	Transmissive
Output Configuration:	NPN - Open Collector, Inverted
Mounting Type:	Chassis Mount
Current - Supply:	15mA
Voltage - Supply:	4.75 V ~ 5.25 V
Response Time:	70ns
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	Module, Pre-Wired

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Optical Sensors - Photointerrupters - Slot Type - Logic Output

The OPB903W55Z photointerrupter is a slot type optical sensor with logic output. It is used for detection of passing objects, and is suitable for many different applications. This article will explain the OPB903W55Z application field, working principle and features.

Application Field

The OPB903W55Z slot type photointerrupter has a wide range of applications. The device can be used in consumer electronics for detecting the presence of objects. It is especially suitable for scanning barcodes and tickets. Additionally, it can also be used in industrial automation, robotics or electrical motor control for operating machines and equipment.

Working Principle

The OPB903W55Z slot type photointerrupter works on the principle of optoelectronics. It consists of an emitter chip and receiver chip mounted on its housing, and a reflecting slot between them. The emitter chip emits light, while the receiver chip receives the light signals reflected from the slot. When an object passes through the slot, the light signal is interrupted and the receiver chip signals a logic output.

Features

The OPB903W55Z optical sensor features a 20mm slot gap and 470nm wavelength. It has an operating temperature range between -30°C to +80°C and comes with a 2.54mm pitch connector. The device is IP67 rated and is able to withstand moisture, dust and vibration. It also features an integrated shield for EMI and RFI protection, and is RoHS compliant.

Conclusion

The OPB903W55Z slot type photointerrupter is an ideal solution for many applications, allowing accurate detection of a wide variety of objects. With its integrated shield, high-quality components, and logic output, the device offers reliability and high performance. Additionally, its RoHS compliance makes it an environmentally-friendly choice. Whether it is used in consumer electronics or industrial automation, the OPB903W55Z provides a reliable and efficient detection solution.

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