MB7139-100 Product Overview

Introduction

The MB7139-100 is a versatile ultrasonic sensor designed for various applications. This entry provides an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The MB7139-100 belongs to the category of ultrasonic sensors and is commonly used for distance measurement, object detection, and obstacle avoidance in robotics, industrial automation, and IoT devices.

Characteristics

• Range: The sensor has a range of up to 5 meters, making it suitable for both short and medium-range applications.
• Accuracy: It offers high accuracy with a resolution of 1 millimeter, enabling precise distance measurements.
• Output: The sensor provides analog and digital output options, allowing flexibility in integration with different systems.
• Environmentally Sealed: With an IP67 rating, the sensor is suitable for outdoor and harsh environments.
• Compact Design: Its compact form factor makes it easy to integrate into various applications.

Package Contents

The MB7139-100 sensor typically includes the following: - MB7139-100 Ultrasonic Sensor - Mounting Hardware - User Manual

Specifications

• Operating Voltage: 3.3V - 5V DC
• Operating Current: <10mA
• Operating Temperature: -40°C to 70°C
• Output Type: Analog (0-3.3V) and Serial (I2C)
• Dimensions: 30mm x 20mm x 15mm
• Weight: 10 grams

Detailed Pin Configuration

The sensor's pin configuration is as follows: - VCC: Power Supply - GND: Ground - Trigger: Input for initiating distance measurement - Echo: Output for receiving the ultrasonic echo signal - Analog Out: Analog voltage output - I2C SDA/SCL: Serial data and clock lines for I2C communication

Functional Features

• Distance Measurement: Accurately measures distances using ultrasonic pulses and echo detection.
• Temperature Compensation: Built-in temperature compensation ensures reliable performance across varying environmental conditions.
• Serial Communication: Supports I2C serial communication for seamless integration with microcontrollers and other devices.

Advantages

• High Accuracy
• Compact Size
• Versatile Output Options
• Robust Construction
• Wide Operating Temperature Range

Disadvantages

• Limited Range compared to long-range sensors
• Requires clear line of sight for accurate measurements

Working Principles

The MB7139-100 operates based on the principle of ultrasonic echo ranging. It emits ultrasonic pulses and measures the time taken for the echo to return, which is then used to calculate the distance to the target object.

Application Field Plans

The MB7139-100 sensor finds extensive applications in: - Robotics for obstacle detection and navigation - Industrial automation for proximity sensing and object detection - IoT devices for distance monitoring and presence detection

Alternative Models

For users seeking alternative models, the following ultrasonic sensors can be considered: - HC-SR04 - LV-MaxSonar-EZ - JSN-SR04T

In conclusion, the MB7139-100 ultrasonic sensor offers high accuracy, compact design, and versatile functionality, making it a valuable component for a wide range of applications.

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