OPB740WZ Encyclopedia Entry

Product Overview

The OPB740WZ is a photo interrupter sensor designed for precise detection and counting applications. This optoelectronic device falls under the category of sensors and is widely used in various industries for its reliable performance and accuracy. The sensor exhibits distinctive characteristics, comes in a specific package, and offers essential features that cater to diverse application needs.

Basic Information

• Category: Sensor
• Use: Detection and counting applications
• Characteristics: Reliable, precise, versatile
• Package: Through-hole
• Essence: Optoelectronic sensor
• Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

• Emitter Type: Infrared (IR) LED
• Detector Type: Phototransistor
• Aperture Width: 0.030" (0.76mm)
• Operating Wavelength: 950nm
• Voltage - Collector Emitter Breakdown (Max): 30V
• Current - Collector (Ic) (Max): 50mA
• Voltage - Collector Emitter Saturation (Max): 100mV
• Response Time: 15µs

Detailed Pin Configuration

The OPB740WZ features a standard 4-pin configuration: 1. Pin 1: Emitter Anode (+) 2. Pin 2: Emitter Cathode (-) 3. Pin 3: Detector Collector 4. Pin 4: Detector Emitter

Functional Features

• Precise interruption detection
• Fast response time
• Wide operating voltage range
• Ambient light immunity
• Compact design for easy integration

Advantages and Disadvantages

Advantages

• High precision in detection
• Versatile application capabilities
• Reliable performance in varying environmental conditions

Disadvantages

• Limited operating temperature range
• Sensitivity to external electromagnetic interference

Working Principles

The OPB740WZ operates based on the interruption of the infrared beam emitted by the IR LED and detected by the phototransistor. When an object interrupts this beam, the phototransistor's conductivity changes, allowing the sensor to detect the presence or absence of the object accurately.

Detailed Application Field Plans

The OPB740WZ finds extensive use in various fields, including but not limited to: - Industrial automation for part detection and counting - Robotics for precise object positioning - Security systems for intrusion detection - Consumer electronics for user interface interaction

Detailed and Complete Alternative Models

For applications requiring similar functionality, alternative models to consider include: - OPB700WZ: Offers comparable performance with slight variations in specifications - OPB720WZ: Suitable for applications with space constraints, featuring a compact form factor - OPB750WZ: Provides extended operating temperature range for harsh environments

In conclusion, the OPB740WZ stands as a reliable and precise photo interrupter sensor catering to diverse industrial and consumer needs, offering high performance and versatility in detection and counting applications.

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