OPB712

Series:	--
Packaging:	Bulk
Part Status:	Active
Sensing Distance:	0.080" (2.03mm)
Sensing Method:	Reflective
Voltage - Collector Emitter Breakdown (Max):	15V
Current - Collector (Ic) (Max):	125mA
Current - DC Forward (If) (Max):	50mA
Output Type:	Photodarlington
Response Time:	--
Mounting Type:	Through Hole
Package / Case:	PCB Mount
Operating Temperature:	-40°C ~ 85°C

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OPB712 Optical Sensor - Reflective - Analog Output Application Field and Working Principle

Introduction

The OPB712 is a reflective optical sensor that features an analog output. It is designed for applications requiring an analog output for detecting changes in an optical signal. Applications include, but are not limited to, detection of light, moisture, air pressure, temperature and changes in electrical signals. This sensor is designed to be used in a wide variety of industrial and scientific applications.

Application Field

The OPB712 is designed to be used in a variety of applications, including light sensing, moisture sensing, air pressure sensing, temperature sensing and electrical signal detection. It is an ideal solution for applications requiring an analog output, such as those that involve measuring the intensity of existing light sources, detecting the presence or absence of moisture or air, or shifting electrical signals.In particular, the OPB712 can be used for light sensing applications, for example, in industrial lighting systems that utilize dimmers and color changing systems, or in car headlights that require light intensity to be adjusted for dimming and blinking. It is also commonly used in temperature sensing applications, such as controlling air-conditioning, heating systems and environmental monitoring in industrial facilities.For moisture sensing applications, the OPB712 is capable of detecting the presence of moisture through its analog output. For example, it can be used in industrial and consumer electronic systems to detect the presence of moisture so that corrective measures may be taken to avoid malfunction and damage. It can also be used in agricultural applications to detect the presence of moisture to help monitor crop yield.Other application fields include air pressure sensors, where the device can track and detect changes in atmospheric pressure; and electrical signal detection, where the sensor is used to detect fluctuations in voltage and current levels in industrial electrical components.

Working Principle

The OPB712 is a reflective type optical sensor that is capable of detecting optical changes. It works by sensing the amount of light that is reflected from the object being monitored and providing an analog output voltage proportional to the magnitude of the reflected light.The system consists of an IR emitter, which emits an IR beam, and a photodiode, which receives the reflected beam. The photodiode converts the incident light into an electrical current, which is then amplified and sent to the output terminal.The output voltage is determined by the amount of reflected light received by the photodiode, and is proportional to the light intensity. Examples of output voltage ranges include 0-2V, 0-5V, 0-10V, 4-20mA, and so on. The accurate measurement of light intensity is possible due to the high sensitivity of the photodiode.The OPB712 is highly reliable and insensitive to vibrations and external influences. Its robust design ensures reliable operation in harsh environments. This makes it the ideal solution for a wide variety of industrial and scientific applications.

Conclusion

The OPB712 optical sensor is a reflective type sensor that features an analog output and is designed for applications such as light sensing, moisture sensing, air pressure sensing, temperature sensing, and electrical signal detection. It works by detecting optical changes and providing an output voltage corresponding to the intensity of the reflected light. It is highly reliable, insensitive to vibrations and external influences, and robustly designed for harsh and varying environmental conditions.

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