Digital LDR Sensor Module

28(inc. GST)

  • LM393-based design.
  • It can detect ambient brightness and light intensity.
  • Adjustable sensitivity (via blue digital potentiometer adjustment).
  • Output Digital – 0V to 5V, Adjustable trigger level from preset.
  • LEDs indicating output and power.
Availability: 10 in stock SKU: BIM272 Category:

Description

The LDR Sensor Module serves the purpose of detecting the presence and measuring the intensity of light. Its output goes high when exposed to light and low in the absence of light, with adjustable sensitivity via a blue digital potentiometer. Key features include its capability to sense ambient brightness and light intensity, an operating voltage range of 3.3V-5V, and multiple output types, including an analog voltage output (A0) and digital switching outputs (D0). The module is designed with a fixed bolt-hole for easy installation and features power and digital switch output indicators in red and green, respectively. It employs an LM393 comparator chip for stable performance.

Pinouts

  • External VCC: Connect to a 3.3V-5V power source.
  • External GND: Connect to the ground (GND).
  • DO: Digital output interface (0 and 1).
  • AO: Analog output interface for the small board.

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