Photomultiplier tube

R4632

28mm dia., Side-on type, Multialkali photocathode (Effective area : 8 mm x 24 mm /Spectral response : 160 nm to 710 nm) Photon counting type

Type Side-on type
Tube Size Dia.28 mm
Photocathode Area Shape Square
Photocathode Area Size 8 mm x 24 mm
Wavelength (Short) 185 nm
Wavelength (Long) 850 nm
Wavelength (Peak) 430 nm
Spectral Response Curve Code 556U
Photocathode Material Multialkali
Window Material UV glass
Dynode Structure Circular-cage
Dynode Stages 9
[Max. Rating] Anode to Cathode Voltage 1250 V
[Max. Rating] Average Anode Current 0.1 mA
Anode to Cathode Supply Voltage 1000 V
[Cathode] Luminous Sensitivity Min. 140 μA/lm
[Cathode] Luminous Sensitivity Typ. 200 μA/lm
[Cathode] Blue Sensitivity Index (CS 5-58) Typ. 7.5
[Cathode] Red/White Ratio (R-68) Typ. 0.15
[Cathode] Radiant Sensitivity Typ. 80 mA/W
[Anode] Luminous Sensitivity Min. 300 A/lm
[Anode] Luminous Sensitivity Typ. 700 A/lm
[Anode] Radiant Sensitivity Typ. 2.8 x 105 A/W
[Anode] Gain Typ. 3.5 x 106
[Anode] Dark Current (after 30min.) Typ. 0.2 nA
[Anode] Dark Current (after 30min.) Max. 1 nA
[Time Response] Rise Time Typ. 2.2 ns
[Time Response] Transit Time Typ. 22 ns
Notes Anode dark count (Max.) : 300 (s-1) * Measured at the plateau voltage.

Dimensional outline (Unit: mm)

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