R6834 HAMAMATSU | Alldatasheet
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For Astrophysics and other ultraviolet radiation detection 28mm(1–1/8 Inch) diameter, 11–stage, Cs–Te photocathode Solar blind response(160nm to 320nm), Head–on type GENERAL Parameter Description / Value Unit Spectral Response 160 to 320 nm Wavelength of Maximum Response 240 nm Photocathode MateriaI Cs–Te Structure Number of Stages Minimum Effective Area 25 mm dia. Window MateriaI Dynode Suitable Socket Box & Line Synthetic silica E678–14C (supplied) CHARACTERISTlCS (at 25 ) Parameter Max. Typ.Min. Cathode Sensitivity Gain Anode Dark Current (after 30min. storage in darkness) Radiant at 254nm Radiant at 254nm 5.0 10 5 A/W mA/W Anode Pulse Rise Time 4.0 ns nA Electron Transit Time Time Response Anode Sensitivity 0.3 1.0 Unit ns 1.4 10 4 Anode characteristics are measured with the voItage distribution ratio shown below.NOTE: PHOTOMULTlPLlER TUBE R6834 Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 Dy11 P Ratio 1 1 1 1 1 1 1 1 1 1 1 1 SuppIy Voltage : 1000Vdc, K : Cathode, Dy : Dynode, P : Anode VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE MAXIMUM RATINGS (Absolute Maximum Values) Parameter Value Supply Voltage Between Anode and Cathode Between Anode and Last Dynode 1500 250 Unit Vdc Vdc mAAverage Anode Current 0.01 lnformation furnished by HAMAMATSU is believed to be reliabIe. However, no responsibility is assumed for possibIe inaccuracies or commission. Specifications are subjected to change without notice. No patent right are granted to any of the circuits described herein. © 1997 Hamamatsu Photonics K.K. Subject to local technical requirements and regulations, availability of products included in this promotional material may vary. Please consult with our sales office.