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Photomultiplier tube



28mm dia., Side-on type, GaAs photocathode (Effective area : 3 x 12 mm/Spectral response : 185 to 930 nm)

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Type Side-on type
Tube Size Dia.28 mm
Photocathode Area Shape Square
Photocathode Area Size 3 x 12 mm
Wavelength (Short) 185 nm
Wavelength (Long) 930 nm
Wavelength (Peak) 300-800 nm
Spectral Response Curve Code 650U
Photocathode Material GaAs
Window Material UV glass
Dynode Structure Circular-cage
Dynode Stages 9
[Max. Rating] Anode to Cathode Voltage 1500 V
[Max. Rating] Average Anode Current 0.001 mA
Anode to Cathode Supply Voltage 1250 V
[Cathode] Luminous Sensitivity Min. 400 μA/lm
[Cathode] Luminous Sensitivity Typ. 550 μA/lm
[Cathode] Blue Sensitivity Index (CS 5-58) Typ. 9.0
[Cathode] Red/White Ratio (R-68) Typ. 0.53
[Cathode] Radiant Sensitivity Typ. 62 mA/W
[Anode] Luminous Sensitivity Min. 100 A/lm
[Anode] Luminous Sensitivity Typ. 250 A/lm
[Anode] Radiant Sensitivity Typ. 2.8 x 104 A/W
[Anode] Gain Typ. 4.5 x 105
[Anode] Dark Current (after 30min.) Typ. 0.1 (at 10 A/lm) nA
[Anode] Dark Current (after 30min.) Max. 2 (at 10 A/lm) nA
[Time Response] Rise Time Typ. 2.0 ns
[Time Response] Transit Time Typ. 20 ns

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