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Photocell CdS 8-16K Ohm at 10lux 300K at 0lux 400mW 350V

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$1.79 ea

1,890 ship on Sep. 21
More Available – 13 weeks

  • Jameco Part no.: 120299
  • Manufacturer: Jameco Valuepro
  • Manufacturer no.: CDS004-5001
  • Electronics Parts Locator
# of units Price
1+ $1.79
10+ $1.59
100+ $1.45
500+ $1.19

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Cadmium Sulfide (CdS) Photocell

Generate variable signals based on detection of light levels.


  • Maximum voltage rating @ 25°C: 350VDC
  • Maximum allowable power dissipation @ 25°C: 400mW
  • Resistance (Dark): 300kΩ
  • Resistance (Light): 8kΩ
  • Lead length: 1.44"
  • Operating temperature: -30°C to +70°C
  • Able to withstand soldering at 230°C for 3 seconds


  • Auto-focus lenses
  • Exposure meters
  • Contrast controls for televisions
  • Dimmer or light switches
  • Flame detectors
  • Electronic toys
  • Street lamp switches
  • Optocouplers

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Specification Value
Cell Resistance Min-Max @ 10 LUX (K ohms)8 to 16
Cell Resistance @ 0 Lux/10sec. (K ohms)300
Allowable Power Disipation at 25C (mW)250
Applied Voltage Peak at 25C (VDC)250
Peak Spectral Response (nm)550
Typical Rise Time55
Typical Fall Time25
Height (inches)0.37
Width (inches)0.43
Lead Length (inch)1.44
Lead Spacing (inch)0.3

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