OPT3101RHFR

Product Overview

• Category: Optical Sensor
• Use: Distance Measurement and Proximity Sensing
• Characteristics: High Accuracy, Long Range, Low Power Consumption
• Package: 32-pin QFN (Quad Flat No-Lead)
• Essence: Utilizes Time-of-Flight (ToF) technology for accurate distance measurement
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Operating Voltage: 2.7V to 3.6V
• Measurement Range: Up to 5 meters
• Resolution: 1 mm
• Interface: I2C (Inter-Integrated Circuit)
• Power Consumption: 10 mA (Active Mode), 1 µA (Standby Mode)

Pin Configuration

The OPT3101RHFR has a total of 32 pins arranged as follows:

1. VDD - Power Supply
2. GND - Ground
3. SDA - I2C Serial Data
4. SCL - I2C Serial Clock
5. INTB - Interrupt Output
6. REFCLK - Reference Clock Input
7. MODCLK - Modulation Clock Output
8. MODDATA - Modulation Data Output
9. MODGND - Modulation Ground
10. MODENA - Modulation Enable
11. MODSEL - Modulation Select
12. MODOUT - Modulation Output
13. MODIN - Modulation Input
14. MODVDD - Modulation Power Supply
15. VDD - Power Supply
16. GND - Ground
17. VDD - Power Supply
18. GND - Ground
19. VDD - Power Supply
20. GND - Ground
21. VDD - Power Supply
22. GND - Ground
23. VDD - Power Supply
24. GND - Ground
25. VDD - Power Supply
26. GND - Ground
27. VDD - Power Supply
28. GND - Ground
29. VDD - Power Supply
30. GND - Ground
31. VDD - Power Supply
32. GND - Ground

Functional Features

• Accurate distance measurement using Time-of-Flight technology
• Long-range sensing capability up to 5 meters
• Low power consumption for energy-efficient operation
• High-resolution measurements with a resolution of 1 mm
• I2C interface for easy integration into various systems
• Interrupt output for triggering events based on proximity detection

Advantages and Disadvantages

Advantages: - High accuracy in distance measurement - Long-range sensing capability - Low power consumption for extended battery life - Easy integration with I2C interface - Interrupt output for event-based applications

Disadvantages: - Limited to indoor applications due to the range limitation - Requires external components for modulation and clocking

Working Principles

The OPT3101RHFR utilizes Time-of-Flight (ToF) technology to measure distances accurately. It emits modulated light pulses and measures the time it takes for the light to travel to the target object and back to the sensor. By calculating the time-of-flight, the sensor determines the distance between itself and the object.

Application Field Plans

The OPT3101RHFR is suitable for a wide range of applications, including:

1. Robotics: Distance measurement for obstacle avoidance and navigation.
2. Industrial Automation: Proximity sensing for machinery safety and control.
3. Automotive: Object detection for parking assistance and collision avoidance systems.
4. Consumer Electronics: Gesture recognition and touchless control interfaces.
5. Healthcare: Non-contact vital sign monitoring and patient tracking.

Alternative Models

1. OPT3101RHFT: Similar specifications and features, but in a different package (40-pin QFN).
2. OPT3102RHFR: Dual-channel version for improved accuracy and redundancy.
3. OPT3103RHFR: Higher range variant with a measurement capability of up to 10 meters.

Note: This is not an exhaustive list, and there may be other alternative models available from the manufacturer.

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