Photo-Resistor Sensor (LDR 3MM)

🔹 Features & Benefits:

• ✅ Compact 3mm Size – Perfect for small electronic designs and tight spaces.

• ✅ Light-Sensitive Resistance – Resistance decreases as light intensity increases.

• ✅ Low Power Consumption – Ideal for energy-efficient designs.

• ✅ Versatile Applications – Suitable for both analog and digital circuits.

📐 Specifications:

• Type: Photoresistor (LDR)

• Size: 3mm diameter

• Spectral Peak: ~540nm (visible light)

• Resistance Range:

  • Dark Resistance: ~1MΩ

  • Light Resistance: ~10-20kΩ (depending on light intensity)

• Response Time: Rise ~10ms, Fall ~30ms

• Operating Voltage: Up to 150V (DC)

• Power Dissipation: 100mW max

📦 Applications:

• Light detection circuits

• Automatic night lamps and solar lights

• Light-activated alarms and counters

• Arduino and microcontroller projects

• Robotics and smart systems

This 3mm photoresistor is an essential component for hobbyists, students, and professionals creating light-sensing circuits and automation systems.