OPB845L55
Product Overview
Category
The OPB845L55 belongs to the category of optical sensors.
Use
It is used for detecting the presence or absence of an object by utilizing an infrared light source and a photodetector.
Characteristics
- Utilizes infrared light for detection
- Compact size
- High sensitivity
- Low power consumption
Package
The OPB845L55 is typically available in a compact, surface-mount package.
Essence
The essence of the OPB845L55 lies in its ability to accurately detect the presence of objects in various applications.
Packaging/Quantity
The sensor is usually packaged in reels and is available in varying quantities based on the manufacturer's specifications.
Specifications
- Operating Wavelength: 950 nm
- Supply Voltage: 4.5 V to 5.5 V
- Output Type: Phototransistor
- Operating Temperature Range: -40°C to 85°C
- Response Time: 14 µs
Detailed Pin Configuration
The OPB845L55 typically consists of three pins: 1. Anode 2. Cathode 3. Collector
Functional Features
- Reliable object detection
- Fast response time
- Wide operating temperature range
- Low power consumption
Advantages and Disadvantages
Advantages
- High sensitivity
- Compact size
- Versatile application possibilities
Disadvantages
- Limited range
- Susceptible to ambient light interference
Working Principles
The OPB845L55 operates on the principle of infrared light reflection. When an object is within the sensor's detection range, the infrared light emitted by the sensor reflects off the object and is detected by the photodetector, triggering the sensor's output.
Detailed Application Field Plans
The OPB845L55 finds extensive use in various applications, including: - Object detection in automated machinery - Robotics for obstacle avoidance - Printers and copiers for paper jam detection - Industrial automation for product counting
Detailed and Complete Alternative Models
Some alternative models to the OPB845L55 include: - TCRT5000 - GP2Y0A21YK
In conclusion, the OPB845L55 optical sensor offers reliable object detection capabilities with its compact size and high sensitivity. Its working principle, advantages, and detailed application field plans make it a valuable component in various electronic and industrial applications.
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技術ソリューションにおける OPB845L55 の適用に関連する 10 件の一般的な質問と回答をリストします。
What is OPB845L55?
- OPB845L55 is a reflective object sensor with an integrated infrared emitter and phototransistor.
What are the typical applications of OPB845L55?
- OPB845L55 is commonly used in applications such as paper detection in printers, edge detection in robotics, and object detection in industrial automation.
What is the operating voltage range for OPB845L55?
- The operating voltage range for OPB845L55 is typically 4.5V to 5.5V.
How does OPB845L55 detect objects?
- OPB845L55 detects objects by emitting infrared light and measuring the amount of light reflected back to the phototransistor.
What is the sensing distance of OPB845L55?
- The sensing distance of OPB845L55 is typically up to 0.125 inches (3.175mm).
Can OPB845L55 be used in outdoor environments?
- OPB845L55 is designed for indoor use and may not perform reliably in outdoor environments due to ambient light interference.
What is the output type of OPB845L55?
- OPB845L55 provides a digital output signal, making it easy to interface with microcontrollers and other digital systems.
Is OPB845L55 sensitive to ambient light?
- OPB845L55 has built-in ambient light rejection, which helps minimize the impact of ambient light on its performance.
What is the recommended operating temperature range for OPB845L55?
- The recommended operating temperature range for OPB845L55 is typically -40°C to 85°C.
Can OPB845L55 be used in battery-powered devices?
- Yes, OPB845L55's low power consumption makes it suitable for use in battery-powered devices, extending the device's operational lifespan.