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Phototransistor 3DU33 – High Sensitivity Light Sensor (NPN Silicon)

K-TECHNICS
In stock
KSh200.00

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The 3DU33 Phototransistor is a compact, high-sensitivity silicon NPN optical sensor designed to convert light (especially infrared around 880nm) into a proportional electrical signal. It is widely used in automation, robotics, and electronic detection systems where reliable light sensing is required.

Technical Specifications

  • Type: Silicon NPN Phototransistor
  • Operating Voltage: Max 10V DC
  • Reverse Breakdown Voltage: 15V DC
  • Dark Current: ~0.3 µA
  • Light Current: 0.5 – 1 mA (typical under illumination)
  • Peak Wavelength Sensitivity: ~880 nm (IR range)
  • Package: Through-hole, 2-pin
  • Output: Analog current proportional to light intensity

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