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PHOTOMULTlPLlER TUBE
R3998–02
For High Energy Physics and Scintillation Counting, 28mm(1–1/8 Inch) Diameter, Low Profile, Bialkali Photocathode, 9–Stage, Head–On Type
GENERAL
Parameter Spectral Response Wavelength of Maximum Response Photocathode MateriaI Material Minimum Effective Area Window Material Structure Dynode Number of Stages Base SuitabIe Socket Description / Value 300 to 650 420 Bialkali 25 Borosilicate glass Box(3) and Line(6) 9 14–pin glass base E678–14C (Supplied) Unit nm nm mm dia.
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter Between Anode and Cathode Supply Voltage Between Anode and Last Dynode Avarage Anode Current Ambient Temperature Value 1500 250 0.1 –80 to +50 Unit Vdc Vdc mA
CHARACTERISTlCS (at 25
Cathode Sensitivity Anode Sensitivity
)
Min. 60 Typ.