PHOTOMULTIPLIER TUBE R6504 For an Operation in Magnetic Fields over 1Tesla 64 mm (2.5 Inch) Head-On, Fast Time Response, High Pulse Linearity 19-stage Fine Mesh Dynodes, Bialkali Photocathode GENERAL Parameter Spectral Response Wavelength of Maximum Response Material Photocathode Minimum Effective Area Material Window Shape Secondary Emitting Surface Structure Dynode Number of Stages Description/Value 300 to 650 420 ± 50 Bialkali 51 Borosilicate glass Plano-plano Bialkali Fine mesh 19 Unit nm nm — mm dia. — — — — — Value 2300 200 0.1 Unit Vdc Vdc mA MAXIMUM RATINGS (Absolute Maximum Values) Supply Voltage Parameter Between Anode and Cathode Between Anode and Last Dynode Average Anode Current CHARACTERISTICS (at 25°C) Parameter Luminous (2856K) Blue (CS-5-58 filter) Cathode Sensitivity Quantum Efficiency at 390nm Anode Sensitivity Luminous (2856K) At 0 tesla Gain At 1 tesla Anode Dark Current (after 30min. storage in darkness) Anode Pulse Rise Time Time Response Transit Time Transit Time Spread (FWHM) Pulse Linearity (at 2% Deviation) Min. — — — — — — — — — — — Typ. 70 9.0 22 700 1.0 × 107 2.0 × 105 50 2.7 11 0.47 700 Max. — — — — — — 300 — — — — Unit µA/lm µA/lm-b % A/lm — — nA ns ns ns mA NOTE: Anode characteristics are measured with the voltage distribution ratio shown below. VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Ratio 2 1 1 1 1 1 Supply Voltage: 2000Vdc, K: Cathode, Dy: Dynode, P: Anode • • • • • • • • • • • • • • • • • • • • • • • • • • • • Dy19 1 P 1 * PC board breeder assembly type is also available. 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. ' 1999 Hamamatsu Photonics K.K. PHOTOMULTIPLIER TUBE R6504 Figure 1: Typical Spectral Response Figure 2: Typical Gain in Magnetic Fields (Parallel to Tube Axis) TPMHB0204EA 101 100 TPMHB0247EB 100 10 RELATIVE GAIN CATHODE RADIANT SENSITIVITY (mA/W) QUANTUM EFFICIENCY (%) SUPPLY VOLTAGE : 2000V CATHODE RADIANT SENSITIVITY 1 30deg. 10-1 10-2 QUANTUM EFFICIENCY 0deg. MAGNETIC FIELD 0.1 10-3 0 0.25 0.50 0.75 1.0 1.25 1.5 MAGNETIC FIELD (Tesla) 0.01 200 400 600 800 WAVELENGTH (nm) Figure 3: Dimensional Outline and Basing Diagram (Unit: mm) 64 ± 1 FACEPLATE 51 MIN. P DY19 11 DY17 10 PHOTOCATHODE 55 ± 2 9 13 MAX. HA COATING SEMIFLEXIBLE LEADS 0.7 38 DY18 DY16 DY14 14 15 16 DY12 17 DY10 18 DY8 DY15 8 DY13 7 6 DY11 5 DY9 4 3 2 1 26 DY7 DY5 DY3 DY1 K 19 20 DY6 21 DY4 22 DY2 Bottom View TPMHA0336EA 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: Smidesvägen 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 TPMH1262E01 MAR. 1999