OPB704GWZ

Product Overview

• Category: Optoelectronics
• Use: Optical sensor for object detection and position sensing
• Characteristics: Infrared LED and phototransistor in a single package, compact design, high sensitivity
• Package: Through-hole, 4-pin, plastic housing
• Essence: Reliable and accurate object detection and position sensing
• Packaging/Quantity: Bulk packaging, quantity varies by supplier

Specifications

• Emitter Type: Infrared LED
• Detector Type: Phototransistor
• Operating Wavelength: 940 nm
• Output Configuration: Phototransistor sink
• Sensing Distance: Up to 3.0 mm
• Supply Voltage: 4.5 V to 16 V
• Output Current: 20 mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. Anode (IR LED)
2. Cathode (IR LED)
3. Collector (Phototransistor)
4. Emitter (Phototransistor)

Functional Features

• Compact design for easy integration into various applications
• High sensitivity for reliable object detection
• Phototransistor sink output for easy interfacing with microcontrollers or logic circuits

Advantages and Disadvantages

Advantages

• Compact size allows for versatile installation
• High sensitivity ensures accurate object detection
• Phototransistor sink output simplifies circuit design

Disadvantages

• Limited sensing distance compared to some other sensors
• Vulnerable to ambient light interference in certain applications

Working Principles

The OPB704GWZ operates on the principle of infrared light reflection. The integrated IR LED emits infrared light, which is then reflected off an object and detected by the phototransistor. The presence or absence of the reflected light is then converted into an electrical signal, indicating the presence or position of the object.

Detailed Application Field Plans

The OPB704GWZ is widely used in various applications such as: - Object detection in automated machinery - Position sensing in robotics and automation systems - Paper registration in printing and packaging equipment - End-of-travel limit sensing in consumer electronics

Detailed and Complete Alternative Models

• OPB704: Similar specifications and functionality
• TCST2103: Comparable optical sensor with slightly different pin configuration
• EE-SX670: Alternative option with longer sensing distance

In conclusion, the OPB704GWZ is a compact and reliable optical sensor suitable for a wide range of object detection and position sensing applications. Its high sensitivity and ease of integration make it a popular choice among designers and engineers.

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