Photon Counting Module PDM02-9111-TTL

Specifications

Active Diameter: 22 mm
Peak Quantum Efficiency: 28 %
Spectral Range: 280 – 600 nm
TTL Active High Level: 3.3 V
Rise And Fall Time: 4.5 ns
Pulse Width: 5 ns
Supply Voltage: 5 V
Warm-up Time: 1 s
Temperature (Operating): -40 to 60 °C
Temperature (Storage): -40 to 93 °C
Weight: 210 g
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Features


  • High Sensitivity and Low Noise: Incorporates a 25mm diameter photomultiplier for high sensitivity with minimal noise.

  • Fast Amplifier-Discriminator: Ensures rapid processing of signals for efficient photon counting.

  • Wide Dynamic Range: Achieved through high-speed electronics and a fast photomultiplier with low dark counts.

  • Stable Count Rate: Positive polarity high-voltage supply for stability at very low light levels.

  • Magnetic Field Immunity: Mumetal rectangular housing provides high immunity to external magnetic fields.

  • Spectral Range: Covers 280-600nm, with versions available for extended UV sensitivity to 200nm.

  • Efficient Light Collection: 22mm effective photosensitive diameter facilitates easy collection of incident light.

  • Low Dark Count: Typical dark count of only 100 cps at 20°C.

  • Pre-set for Optimum Performance: High-voltage and discriminator threshold levels are pre-set for ease of use.

Applications


  • Fluorescence Spectroscopy

  • Luminometry

  • Hygiene Monitoring

  • Portable Photon Counting Equipment