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Photomultiplier tube

R9420

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38mm dia., Head-on type, Bialkali photocathode (Effective area : 34 mm dia./Spectral response : 300 to 650 nm), Fast time response type, For scintillation counting

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Specifications

Type Head-on type
Tube Size Dia.38 mm
Photocathode Area Shape Round
Photocathode Area Size Dia.34 mm
Wavelength (Short) 300 nm
Wavelength (Long) 650 nm
Wavelength (Peak) 420 nm
Spectral Response Curve Code 400K
Photocathode Material Bialkali
Window Material Borosilicate glass
Dynode Structure Linear-focused
Dynode Stages 8
[Max. Rating] Anode to Cathode Voltage 1500 V
[Max. Rating] Average Anode Current 0.1 mA
Anode to Cathode Supply Voltage 1300 V
[Cathode] Luminous Sensitivity Min. 70 μA/lm
[Cathode] Luminous Sensitivity Typ. 95 μA/lm
[Cathode] Blue Sensitivity Index (CS 5-58) Typ. 11
[Anode] Luminous Sensitivity Min. 5 A/lm
[Anode] Luminous Sensitivity Typ. 47 A/lm
[Anode] Gain Typ. 5.0 x 105
[Anode] Dark Current (after 30min.) Typ. 10 nA
[Anode] Dark Current (after 30min.) Max. 100 nA
[Time Response] Rise Time Typ. 1.6 ns
[Time Response] Transit Time Typ. 17 ns
[Time Response] Transit Time Spread Typ. 0.55 ns

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