NPN Visible Light Phototransistor: 3DU5C

Detect visible light with this NPN Visible Light Phototransistor. When exposed to light, the 2 terminals are connected, when it's dark, the 2 terminals are disconnected.

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Last Updated: 02/21/2024




This light activated switch conducts when it's bright and disconnects the circuit when it's dark. Great for turning things on only when they are exposed to light.


  • NPN Silicon Phototransistor;Model : 3DU5C
  • Working Voltage(Max.): 10V
  • Reverse Breakdown Voltage: 15V
  • Dark Current: 0.3uA
  • Light Current: 0.5-1mA
  • Power Consumption: 30mW
  • Peak Wavelength: 880nm
  • Body Size: 7mm x 5mm / 0.28" x 0.2"(L*D)
  • Total Length: 28mm/ 1.1"
  • External Material: Metal
  • Weight: 3g
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