HS-S20B Ambient Brightness Sensor Module - PH2.0 Terminal
HS-S20B Ambient Brightness Sensor Module - PH2.0 Terminal - Image 2
SKU: SENS-3187
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HS-S20B Ambient Brightness Sensor Module - PH2.0 Terminal

₹68.00 (Inclusive of all taxes)
Out of Stock

The HS-S20B is a compact ambient brightness sensor module designed for 3.3V/5V microcontroller systems like Arduino and Raspberry Pi. It provides a digital signal output for real-time light intensity detection, ideal for automated lighting control and energy management applications.

Features

  • Digital output for direct interfacing with microcontrollers (Arduino, ESP32, Raspberry Pi).
  • Dual operating voltage compatibility (3.3V or 5V DC).
  • Compact PCB design with pre-drilled mounting holes for easy integration.
  • Provides real-time ambient light level monitoring for automated control systems.
  • PH2.0-3 connector for secure and reliable wiring.

Out of stock

Description

The HS-S20B Ambient Brightness Sensor is an optical module that converts ambient light intensity into a corresponding digital signal. It utilizes a photodetector to sense variations in illumination, enabling systems to respond dynamically to environmental lighting conditions.

Designed for straightforward integration, the module features a standard PH2.0-3 pin interface (VCC, GND, Signal) and operates across a common 3.3V to 5V DC range, making it compatible with a wide array of development boards and embedded systems. Its compact form factor includes mounting holes for secure installation in both indoor and outdoor enclosures.

Key Features

  • Digital Output Interface: Provides a clean, processed signal for direct connection to microcontroller GPIO pins, simplifying code development.
  • Broad Voltage Compatibility: Supports operation from 3.3V to 5V DC, ensuring compatibility with Arduino, Raspberry Pi, ESP32, and other common platforms.
  • Compact & Mountable Design: Small PCB footprint (30mm x 18mm) with 3mm mounting holes spaced 10mm apart for secure mechanical installation.
  • Real-Time Light Sensing: Delivers immediate feedback on ambient brightness levels for responsive automated control loops.
  • Optimized Performance-to-Cost Ratio: A reliable sensor solution for basic to intermediate light-sensing applications without unnecessary complexity.

Applications

  • Automatic indoor lighting control systems for homes and offices.
  • Energy-efficient smart building management for daylight harvesting.
  • Backlight dimming control for LCD displays and instrument panels.
  • Weather station and environmental monitoring setups for light level logging.
  • DIY robotics for light-following or light-avoidance behaviors.

Technical Specifications

Item TypeAmbient Brightness Sensor Module
Model NumberHS-S20B
Operating Voltage3.3V / 5V DC
Output SignalDigital
InterfacePH2.0-3 Terminal (VCC, GND, S)
Dimensions (L x W x H)30 mm x 18 mm x 8 mm
PCB Mounting3mm aperture, 10mm hole spacing
Weight4 g

Frequently Asked Questions

What is the operating voltage range for the HS-S20B sensor?

The HS-S20B sensor module is designed to operate at a standard voltage of either 3.3V or 5V DC. You should connect the V pin to your system's positive supply (3.3V or 5V) and the G pin to ground. Ensure your power source is stable within this range for reliable operation.

How do I interface the HS-S20B with an Arduino or Raspberry Pi?

Connect the module's PH2.0 connector: V to 5V (or 3.3V), G to GND, and the S (signal) pin to any digital GPIO pin on your microcontroller. The S pin outputs a digital signal (HIGH/LOW) based on a predefined light intensity threshold, which can be read using a simple `digitalRead()` function in your code.

What is the output type of this sensor, and how is it used?

The HS-S20B provides a digital output signal. It outputs a logic HIGH or LOW state depending on whether the ambient light intensity is above or below its internal sensing threshold. This digital signal is ideal for triggering actions like turning lights ON/OFF without requiring analog-to-digital conversion on the microcontroller.

How should I mount the HS-S20B sensor module?

The PCB includes two mounting holes with a 3mm diameter and 10mm center-to-center spacing. Use M3 screws and standoffs to securely mount the module in your enclosure, ensuring the sensor's photodetector has an unobstructed view of the ambient light source you intend to measure.

Package Includes

  • 1 x HS-S20B Ambient Brightness Sensor Module

Additional Information

Weight 0.004 kg
Dimensions 3 × 1.8 × 0.8 cm

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