Photomultiplier tube module
These photosensor modules use a GaAsP photoca-thode photomultiplier tube. These achieve a wide dynamic range with a maximum output current of 40 µA, providing clear images with sharp contrast and also ensuring stable operation without needing a protection circuit.
|Parameter||Description / Value||Unit|
|Input voltage||+11.5 to +15.5||V|
|Max. input voltage||+18||V|
|Max. input current *1||12||mA|
|Max. output signal current||40||μA|
|Max. control voltage||+0.9 (Input impedance 100kΩ)||V|
|Recommended control voltage adjustment range||+0.5 to +0.8||V|
|Spectral response||380 to 900||nm|
|Peak quantum efficiency wavelength||630||nm|
|[Cathode] Quantum efficiency||at peak quantum efficiency wavelength||Min.||14||%|
|at 800 nm||Min.||11||%|
|[Cathode] Radiant sensitivity||at peak quantum efficiency wavelength||Min.||70||mA/W|
|at 800 nm||Min.||71||mA/W|
|[Anode] Radiant sensitivity *2||at peak quantum efficiency wavelength||Min.||4.2 × 104||A/W|
|Typ.||9.5 × 104||A/W|
|at 800 nm||Min.||4.3 × 104||A/W|
|Typ.||9.7 × 104||A/W|
|[Anode] Dark current *2 *3||Typ.||4||ns|
|[Anode] Gain *2||Min.||6.0 × 105||-|
|Typ.||1.0 × 106||-|
|Rise time *2||Typ.||1.0||ns|
|Ripple noise (peak to peak) *2 *4||Max.||0.6||mV|
|Settling time *5||Typ.||0.2||s|
|Operating ambient temperature *6||+5 to +35||°C|
|Storage temperature *6||-20 to +50||°C|
*1 Input voltage = +15.0 V, Control voltage = +0.8 V in darkness, just after protection circuit works.
*2 Control voltage = +0.8 V
*3 After 30 minutes storage in darkness
*4 Load resistance = 1 MΩ, Load capacitance = 22 pF
*5 The time required for the output to reach a stable level following a change in the control voltage from +0.9 V to +0.5 V.
*6 No condensation
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