VCNL4035X01-GS08

Introduction

The VCNL4035X01-GS08 is a proximity and ambient light sensor designed for various applications. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Proximity and Ambient Light Sensor
• Use: The VCNL4035X01-GS08 is used to detect the presence of objects and measure ambient light levels in various electronic devices and systems.
• Characteristics: This sensor offers high sensitivity, low power consumption, and a compact form factor, making it suitable for integration into small and battery-powered devices.
• Package: The VCNL4035X01-GS08 is available in a small surface-mount package for easy integration into electronic designs.
• Essence: The essence of this sensor lies in its ability to provide accurate proximity and ambient light measurements in a wide range of operating conditions.
• Packaging/Quantity: The sensor is typically supplied in reels or trays, with specific quantities based on customer requirements.

Specifications

• Proximity Sensing Range: Up to 20 cm
• Ambient Light Sensing Range: 0.25 lux to 16,000 lux
• Operating Voltage: 1.7V to 3.6V
• Current Consumption: 200 µA (typical)
• I2C Interface: Up to 400 kHz
• Integrated IR LED: Wavelength 940 nm

Detailed Pin Configuration

The VCNL4035X01-GS08 features a standard pin configuration with connections for power, ground, I2C communication, and the integrated IR LED.

| Pin Name | Function | | -------------- | ----------------- | | VDD | Power Supply | | GND | Ground | | SDA | I2C Data Line | | SCL | I2C Clock Line | | INT | Interrupt Output | | LED | IR LED Control |

Functional Features

• Proximity Sensing: The sensor utilizes infrared light to detect the presence of objects within its sensing range.
• Ambient Light Sensing: It measures ambient light levels to enable automatic brightness adjustment in display applications.
• Integrated IR LED: The built-in IR LED ensures reliable proximity detection in various lighting conditions.
• I2C Interface: The sensor communicates with microcontrollers and other devices using the widely adopted I2C protocol.

Advantages and Disadvantages

Advantages

• High sensitivity for accurate proximity detection
• Low power consumption for energy-efficient operation
• Compact form factor for easy integration into small devices
• Wide ambient light sensing range for versatile applications

Disadvantages

• Limited to I2C interface for communication
• Requires external IR filtering for certain applications

Working Principles

The VCNL4035X01-GS08 operates by emitting infrared light from its integrated LED and measuring the reflection to determine proximity. For ambient light sensing, it utilizes a photodiode to convert light intensity into electrical signals. These principles enable the sensor to provide reliable proximity and ambient light measurements in diverse environments.

Detailed Application Field Plans

The VCNL4035X01-GS08 finds applications in various fields, including: - Mobile Devices: Proximity-based touch interfaces and automatic display brightness control - Consumer Electronics: Smart home devices, wearables, and IoT products - Industrial Automation: Object detection and presence sensing in machinery and equipment - Automotive: Occupancy detection, gesture recognition, and ambient light control in vehicle interiors

Detailed and Complete Alternative Models

• VCNL4040: Offers extended proximity sensing range and additional gesture recognition capabilities.
• VCNL3020: Provides basic proximity and ambient light sensing in a compact package.
• VCNL36821S: Integrates proximity, ambient light, and RGB color sensing for advanced applications.

In conclusion, the VCNL4035X01-GS08 proximity and ambient light sensor offers high performance and versatility for a wide range of electronic applications, making it a valuable component in modern device designs.

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