OPB390N51Z

Product Overview

• Category: Optoelectronics
• Use: Optical sensor for object detection and position sensing
• Characteristics: High sensitivity, compact size, reliable performance
• Package: Through-hole package, leaded
• Essence: Infrared reflective object sensor
• Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

• Operating Wavelength: 950 nm
• Output Configuration: Phototransistor
• Sensing Distance: Up to 4mm
• Supply Voltage: 5V
• Output Current: 20mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The OPB390N51Z has a standard 4-pin configuration: 1. VCC (Supply Voltage) 2. GND (Ground) 3. Output 4. N/C (Not Connected)

Functional Features

• Reliable object detection in various lighting conditions
• Compact design for easy integration into different systems
• High sensitivity for accurate position sensing
• Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages

• High sensitivity allows for precise object detection
• Compact size enables versatile installation options
• Reliable performance in diverse environmental conditions

Disadvantages

• Limited sensing distance compared to some alternative models
• Vulnerable to interference from ambient infrared light sources

Working Principles

The OPB390N51Z operates based on the principle of infrared reflection. When an object is within the sensor's range, it reflects the emitted infrared light back to the phototransistor, causing a change in its output state. This change is then interpreted as the presence or absence of the object.

Detailed Application Field Plans

The OPB390N51Z is suitable for a wide range of applications, including: - Object detection in automated machinery - Position sensing in robotics and automation systems - Proximity sensing in consumer electronics - Assembly line automation for part detection

Detailed and Complete Alternative Models

1. OPB350L - Longer sensing distance but larger footprint
2. OPB9000 - Higher precision with digital output but requires additional signal processing
3. OPB100Z - Lower cost option with reduced sensitivity and range

In conclusion, the OPB390N51Z offers reliable object detection and position sensing capabilities in a compact and efficient package. Its high sensitivity and versatile application make it a valuable component in various automation and sensing systems.

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