R2557 HAMAMATSU | Alldatasheet
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For Photon Counting, Low Light Level Detection 13mm(1/2 Inch) Diameter, Low Noise Bialkali Photocathode Borosilicate Glass Window, 10–stage, Head–On Type GENERAL MAXIMUM RATINGS (Absolute Maximum Values) Parameter Parameter Value Description/Value Unit Spectral Response 300 to 650 nm Wavelength of Maximum Response 375 nm pF pF Photocathode MateriaI Low noise bialkali Structure Number of Stages Anode to Last Dynode Anode to All Other Electrodes Minimum Effective Area 10 mm dia. Window Material Borosilicate glass Dynode Direct Interelectrode Capacitances Base SuitabIe Socket Supply Voltage Between Anode and Cathode Between Anode and Last Dynode 1500 Avarage Anode Current 0.03 250 Unit Vdc Vdc mA Ambient Temperature –80 to +50 Linear focused 1.0 2.0 13–pin glass base E678–13A(supplied) CHARACTERISTlCS (at 25 ) Parameter Max. Typ.Min. Cathode Sensitivity Gain Anode Dark Counts Anode Dark Current (after 30min. storage in darkness) Radiant at 375nm Blue (CS–5–58 filter) 5.0 10 6 A/W A/lm A/lm A/lm b Anode Pulse Rise Time 2.2 ns nA Electron Transit Time 5.5 0.5 200 3.5 Time Response Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 P Ratio 2 1 1 1 1 1 1 1 1 1 1 SuppIy Voltage : 1250Vdc, K : Cathode, Dy : Dynode, P : Anode Anode Sensitivity 10 30 4.0 Unit mA/W VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE ns cps 2.5 10 5 Luminous (2856K) Radiant at 375nm Luminous (2856K) PHOTOMULTlPLlER TUBE R2557 Anode characteristics are measured with the voItage distribution ratio shown below.NOTE: 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. © 1991 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.
PHOTOMULTlPLlER TUBE R2557 Figure 1: Typical Spectral Response Figure 2: Typical Gain and Anode Dark Current Figure 3: Dimensional Outline and Basing Diagram (Unit : mm) TPMH1016E01 NOV. 1991 TPMHB0032EA 100 0.1 0.01 200 400 600 800 CATHODE RADIANT SENSITIVITY (mA/W) QUANTUM EFFICIENCY (%) WAVELENGTH (nm) CATHODE RADIANT SENSITIVITY QUANTUM EFFICIENCY TPMHB0033EA 500 600 800 1000 1500 2000 SUPPLY VOLTAGE (V) 104 GAIN ANODE DARK CURRENT (A) 10-11 GAIN ANODE DARK CURRENT 105 106 107 108 10-10 10-9 10-8 10-7 TPMHA0014EA 13MAX. FACEPLATE 13.5 0.5 10MIN. PHOTOCATHODE
13 PIN BASE
P DY9 DY10 DY8 DY6 DY4 DY2 IC K SHORT PIN BOTTOM VIEW (BASING DIAGRAM) Socket (E678 – 13A) TACCA0005EA 2- 2.2 3.4 10 71 2 HAMAMATSU PHOTONICS K.K., Electoron Tube Center 314-5, Shimokanzo, Toyooka-village, Iwata-gun, Shizuoka-ken, 438-0193, Japan, Telephone: (81)539/62-5248, Fax: (81)539/62-2205 Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49)8152-375-0, Fax: (49)8152-2658 France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: (33)1 69 53 71 00, Fax: (33)1 69 53 71 10 United Kingdom: Hamamatsu Photonics UK Limted: Lough Point, 2 Gladbeck Way, Windmill Hill, Enfield, Middlesex EN2 7JA, United Kingdom, Telephone: (44)181-367-3560, Fax: (44)181-367-6384 North Europe: Hamamatsu Photonics Norden AB: Färögatan 7, S-164-40 Kista Sweden, Telephone: (46)8-703-29-50, Fax: (46)8-750-58-95 Italy: Hamamatsu Photonics Italia: S.R.L.: Via Della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39)2-935 81 733, Fax: (39)2-935 81 741