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PHOTOMULTIPLIER TUBE R649 For Photon Counting 51 mm (2 Inch) Diameter, 12-Stage, Multialkali Photocathode, Head-On Type GENERAL Parameter Spectral Response Wavelength of Maximum Response Material Photocathode Minimum Effective Area Window Material Structure Dynode Number of Stages Base Suitable Socket Description/Value 300 to 850 420 Multialkali 5x8 Borosilicate glass Box and Grid 12 21-pin glass base E678-21A (supplied) Unit nm nm -- mm -- -- -- -- -- MAXIMUM RATINGS (Absolute Maximum Values) Supply Voltage Average Anode Current Ambient Temperature Parameter Between Anode and Cathode Between Anode and Last Dynode Value 1500 250 0.01 -80 to +50 Unit Vdc Vdc mA C CHARACTERISTICS (at 25C) Cathode Sensitivity Anode Sensitivity Parameter Luminous (2856K) Radiant at 420nm Red/White Ratio (R-68) Luminous (2856K) Radiant at 420nm Min. 80 -- -- 100 -- -- -- -- -- Typ. 120 51 0.2 800 3.4 x 105 6.7 x 106 200 13 70 Max. -- -- -- -- -- -- 350 -- -- Unit A/lm mA/W -- A/lm A/W -- cps ns ns Gain Anode Dark Counts (after 30min. storage in darkness) Anode Pulse Rise Time Time Response Electron Transit Time NOTE: Anode characteristics are measured with the voltage distribution ratio shown below. VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE Electrodes K G Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 Dy11 Dy12 P Ratio 4 0 2.5 1.5 1 1 1 1 1 1 1 1 1 1 Supply Voltage: 1000Vdc, K: Cathode, Dy: Dynode, P: Anode Subject to local technical requirements and regulations, availability of products included in this promotional material may vary. Please consult with our sales office. Information furnished by HAMAMATS U is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions. Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. (c) 1999 Hamamatsu Photonics K.K. PHOTOMULTIPLIER TUBE R649 Figure 1: Typical Spectral Response TPMHB0530EA Figure 2: Typical Gain Characteristics 109 TPMHB0607EA 100 CATHODE RADIANT SENSITIVITY 10 QUANTUM EFFICIENCY CATHODE RADIANT SENSITIVITY (mA/W) QUANTUM EFFICIENCY (%) 108 107 106 GAIN 200 400 600 800 1000 1 105 104 0.1 103 102 0.01 101 500 750 1000 1250 1500 2000 WAVELENGTH (nm) SUPPLY VOLTAGE (V) Figure 3: Dimensional Outline and Basing Diagram (Unit: mm) 52.01.5 FACEPLATE 58 Socket (E678-21A) 51 19 PHOTOCATHODE HA COATING 1262 IC IC DY10 DY8 10 11 12 DY12 DY6 13 9 14 P8 DY4 15 7 DY11 6 16 DY2 IC DY9 5 DY7 4 3 2 DY5 1 DY3 DY1 17 G 18 IC 19 IC 21 20 R5 K IC 5 4 6 13 21 PIN BASE 13MAX. 56.8 TPMHA0216EB TACCA0011EA HAMAMATSU PHOTONICS K.K., Electron Tube Center 314-5, Shimokanzo, Toyooka-village, Iwata-gun, Shizuoka-ken, 438-0193, Japan, Telephone: (81)539/62-5248, Fax: (81)539/62-2205 U.S.A.: Hamamatsu Corporation: 360 Foothill Road, P. O. Box 6910, Bridgewater. N.J. 08807-0910, U.S.A., Telephone: (1)908-231-0960, Fax: (1)908-231-1218 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 Limited: 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: Smidesvagen 12, SE-171-41 SOLNA, Sweden, Telephone: (46)8-509-031-00, Fax: (46)8-509-031-01 Italy: Hamamatsu Photonics Italia: S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39)02-935 81 733, Fax: (39)02-935 81 741 TPMH1256E01 MAR. 1999 |
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