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Sharp Microelectronics GP2AP030A00F Proximity & Ambient Light Sensor Module - I2C Interface

₹129.00 (Inclusive of all taxes)
Out of Stock

The Sharp Microelectronics GP2AP030A00F is a compact, integrated sensor module combining a proximity detector and a high-resolution ambient light sensor with an I2C digital interface, designed for seamless integration into space-constrained embedded systems, IoT devices, and consumer electronics requiring automatic display brightness control and object detection.

Features

  • Integrated proximity and ambient light sensing in a single 4.0 x 2.0 x 1.25 mm package
  • High-resolution 16-bit digital illuminance output with a minimum detectable light level of 0.02 lx
  • I2C interface for simplified communication and control
  • Typical proximity detection range up to 100 mm
  • Spectral sensitivity closely matched to the human eye for accurate ambient light measurement

Out of stock

Description

The Sharp Microelectronics GP2AP030A00F utilizes a combined infrared-based proximity sensor and a photodiode-based ambient light sensor. The proximity function operates by emitting infrared light from its integrated LED and measuring the reflected intensity to detect objects within a typical range of 100 mm. The ambient light sensor employs a spectral response filter to closely match the photopic luminosity function of the human eye, ensuring accurate lux readings for applications like automatic display backlight dimming.

All sensing data is processed internally and output via a standard I2C digital interface, providing stable, noise-immune communication with microcontrollers like Arduino, ESP32, Raspberry Pi, and other embedded platforms. The module’s ultra-compact footprint and low-profile design make it ideal for integration into mobile devices, smart home appliances, and portable instrumentation where board space is at a premium.

Key Features

  • Dual-Function Sensor: Combines proximity detection and ambient light sensing in one monolithic package, saving PCB area and simplifying design.
  • High-Precision Light Measurement: 16-bit ADC delivers a wide dynamic range with a minimum resolution of 0.02 lx for precise ambient light level control.
  • Human Eye Response Matching: Integrated optical filter provides a spectral sensitivity curve aligned with the CIE photopic standard, ensuring perceived brightness accuracy.
  • Digital I2C Interface: Simplifies wiring and firmware development, offering direct compatibility with most microcontrollers and single-board computers.
  • Compact Surface-Mount Design: Ultra-small 4.0 x 2.0 x 1.25 mm form factor with built-in IR LED, optimized for space-constrained applications.
  • Optimized Proximity Performance: Designed for reliable object detection up to 100 mm under typical conditions (white surface, 130 mA LED drive).

Applications

  • Automatic Display Brightness Control in smartphones, tablets, laptops, and automotive infotainment systems.
  • Proximity-Based Touch Locking and wake/sleep functions in portable consumer electronics to prevent accidental screen touches.
  • Object Detection and presence sensing in IoT devices, smart appliances, and robotics for user interaction.
  • Ambient Light Monitoring for smart lighting systems and environmental sensing nodes to optimize energy usage.
  • Integration into wearable devices for gesture recognition and context-aware functionality based on ambient light levels.

Technical Specifications

Manufacturer Part NumberGP2AP030A00F
Sensor TypeIntegrated Proximity & Ambient Light
Proximity Detection RangeUp to 100 mm (typical)
Ambient Light Resolution16-bit digital
Minimum Detectable Illuminance0.02 lx
Output InterfaceI2C
Package Dimensions (L x W x H)4.0 mm x 2.0 mm x 1.25 mm
Operating VoltageRefer to Datasheet (Typical 2.5V - 3.6V)
Integrated ComponentsIR LED, Photodiode, Signal Processor

Frequently Asked Questions

What is the operating voltage range for the GP2AP030A00F sensor?

While the exact range should be confirmed in the official Sharp Microelectronics datasheet, typical operating voltages for this I2C digital sensor module fall within the 2.5V to 3.6V range. It is crucial to provide a stable power supply within the specified limits to ensure accurate proximity and ambient light measurements and to prevent damage to the integrated circuitry.

How do I interface the GP2AP030A00F with an Arduino or Raspberry Pi?

The sensor uses a standard I2C communication protocol. Connect the module's VCC (2.5-3.6V), GND, SDA, and SCL pins to the corresponding I2C bus pins on your microcontroller (e.g., Arduino Uno A4/SDA, A5/SCL). You will need to install or write a library that can communicate with the sensor's specific I2C register map to read proximity distance and ambient light level (lux) values.

What factors affect the maximum proximity detection distance of 100 mm?

The specified 100 mm detection range is typical under conditions using a white, reflective test surface and the sensor's integrated LED driven at approximately 130 mA. The actual range can vary based on the object's reflectivity, color, surface texture, ambient infrared light levels, and the specific LED drive current configuration used in your application.

Can this sensor be used for precise color temperature or RGB light sensing?

No, the GP2AP030A00F's ambient light sensor is designed for photopic (human eye response) illuminance measurement in lux. It uses a filter to match the CIE standard luminosity function, making it excellent for brightness perception but not for distinguishing between colors or measuring color temperature. For RGB or spectral analysis, a dedicated color sensor would be required.

Package Includes

  • 1 x Sharp Microelectronics GP2AP030A00F Proximity & Ambient Light Sensor Module

Additional Information

Weight 0.004 kg
Dimensions 0.4 × 0.2 × 0.125 cm