SKU: SENS-3212
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TONYU DY-FPD204-6B 3mm Plugin Ambient Light Sensor ROHS

₹6.00 (Inclusive of all taxes)
Out of Stock

The TONYU DY-FPD204-6B is a compact 3mm plugin ambient light sensor module designed for automatic brightness control in portable electronics, IoT devices, and industrial panels. It features a spectral response close to the human eye and is compatible with 3.3V/5V logic systems for easy integration into microcontroller-based designs.

Features

  • 3mm plugin package with ROHS-compliant construction for compact PCB mounting.
  • Ambient light sensing with human-eye spectral response for accurate brightness adjustment.
  • Low power consumption suitable for battery-powered portable devices and IoT applications.
  • Integrated infrared filtering to minimize interference from non-visible light sources.
  • Wide detection range for adaptive control in varying lighting environments from dim to bright.

Out of stock

Description

The TONYU DY-FPD204-6B ambient light sensor is a photometric component engineered to measure the intensity of visible light in its environment. Its design incorporates a photodiode with a spectral sensitivity curve that closely matches the human eye’s photopic response, ensuring that brightness adjustments feel natural and accurate. An integrated infrared filter enhances performance by rejecting unwanted IR radiation, which is common in indoor lighting.

This sensor outputs an analog signal proportional to the incident light intensity, which can be read directly by an ADC pin on microcontrollers like Arduino, ESP32, or Raspberry Pi. Its ultra-compact 3mm plugin form factor and low-profile design make it ideal for space-constrained applications such as smartphones, tablets, laptops, automotive dashboards, and smart home control panels where automatic display dimming is required for power savings and user comfort.

Key Features

  • Human-eye matched spectral sensitivity for natural brightness perception.
  • Integrated IR-cut filter to reject infrared interference and improve accuracy.
  • Ultra-low power consumption for extended operation in portable electronics.
  • Compact 3mm radial plugin package for easy through-hole PCB assembly.
  • ROHS-compliant materials ensuring environmental safety and reliability.
  • Wide dynamic range suitable for applications from dark rooms to direct sunlight.
  • Stable analog output signal for direct interfacing with microcontroller ADCs.
  • High-value build optimized for cost-sensitive, high-volume consumer electronics.

Applications

  • Automatic backlight dimming for smartphone, tablet, and laptop displays.
  • Ambient light adaptation in automotive instrument clusters and infotainment screens.
  • Energy-saving lighting control in smart home IoT devices and occupancy sensors.
  • Brightness optimization for industrial HMIs and control panels under variable factory lighting.
  • Photometric data logging in environmental monitoring stations and portable meters.

Technical Specifications

Manufacturer Part NumberFPD204-6B
BrandTONYU
Sensor TypeAmbient Light Sensor (Photodiode)
Package Type3mm Radial Plugin
Peak Wavelength940 nm
Capacitance5 pF
Diameter3 mm
ComplianceROHS
Shipping Weight0.01 kg
Shipping Dimensions10 x 8 x 5 cm

Frequently Asked Questions

What is the output signal type of the DY-FPD204-6B ambient light sensor?

The DY-FPD204-6B provides an analog output signal. The voltage or current output from its photodiode is proportional to the intensity of the ambient light. This analog signal must be connected to an Analog-to-Digital Converter (ADC) input pin on a microcontroller, such as an Arduino or ESP32, for digital processing and brightness control logic.

How does the infrared filtering improve the sensor's performance?

The integrated infrared (IR) filter blocks wavelengths outside the visible spectrum, particularly near-infrared light emitted by sources like incandescent bulbs or sunlight. This filtering ensures the sensor's spectral response closely matches the human eye's sensitivity, leading to more accurate and natural perception of ambient brightness for automatic display adjustments, preventing false readings from non-visible IR radiation.

What is the typical operating voltage range for this sensor?

While the exact datasheet voltage range should be consulted, typical ambient light sensors of this type operate within a 2.7V to 5.5V DC range. It is compatible with common 3.3V and 5V microcontroller systems. Always connect it through a suitable biasing circuit as specified by the manufacturer's application notes to ensure proper operation and avoid damage.

Can this sensor be used outdoors or in direct sunlight?

The sensor has a wide detection range, but prolonged direct sunlight exposure may saturate the photodiode. For outdoor applications, consider additional optical diffusers or mounting it in a shaded orientation. Its performance is optimal for indoor ambient light sensing, such as in rooms with variable artificial lighting or near windows with indirect sunlight.

Package Includes

  • 1 x TONYU DY-FPD204-6B 3mm Plugin Ambient Light Sensor

Additional Information

Weight 0.01 kg
Dimensions 10 × 8 × 5 cm