PHOTOMULTIPLIER TUBES PRELIMINARY DATA JUL. 1998 R7311, R7511 For Vacuum Ultraviolet Light Detection Cs-Te (R7311), Cs-I (R7511) Photocathode, MgF2 Window, 13mm (1/2 Inch) Diameter, 9-stage, Side-on Type FEATURES Sensitivity in the Vacuum Ultraviolet Region R7311.............................................................115 to 320nm R7511.............................................................115 to 195nm High Quantum Efficiency (at 121.6nm) R7311...............................................................17.3% (Typ.) R7511...............................................................26.5% (Typ.) High Anode Sensitivity R7311 (at 200nm)................................3.8 × 105 A/W (Typ.) R7511 (at 121.6nm).............................5.2 × 104 A/W (Typ.) APPLICATIONS Emission Spectroscopy, etc. TPMSF0077 Figure 1: Typical Spectral Response GENERAL TPMSB0087EB Unit nm nm — — mm — — — pF pF — g — 100 PHOTOCATHODE RADIANT SENSITIVITY (mA/W) QUANTUM EFFICIENCY (%) Parameter R7311 R7511 Spectral Response 115 to 320 115 to 195 Wavelength 200 130 of Maximum Response Photocathode Material Cs-Te Cs-I Window Material MgF2 Minimum Effective Area 4×5 Circular-cage Structure Dynode 9 Number of Stage Sb-Cs Material Direct Approx. 1.7 Anode to Dynode No.9 Interelectrode Anode to Approx. 2.0 Capacitances All Other Electrodes Base 11-pin base Weight 7 Suitable Socket for Base (supplied) E678-11H CATHODE RADIANT SENSITIVITY 10 1 QUANTUM EFFICIENCY R7311 R7511 0.1 0.01 100 200 300 WAVELENGTH (nm) 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. © 1998 Hamamatsu Photonics K.K. PHOTOMULTIPLIER TUBES R7311, R7511 MAXIMUM RATINGS (Absolute Maximum Values) Parameter Value Between Anode and Cathode 1250 Supply Voltage Between Each Succeeding Electrode 150 Average Anode Current 0.01 Ambient Temperature -80 to +50 Figure 2: Typical Gain Characteristics Unit Vdc Vdc mA °C 108 TPMSB0088EB 107 CHARACTERISTICS (at 25°C) R7311 NOTE: 106 GAIN R7311 R7511 Parameter Unit Min. Typ. Max. Min. Typ. Max. — 26 Radiant 55 — — — mA/W Cathode % Quantum at 121.6nm — 26.5 17.3 — — — Sensitivity % — Efficiency at 200nm — 34.1 — — — Anode at 121.6nm — 1.2 × 105 — — 5.2 × 104 — A/W Radiant Sensitivity at 200nm — — 3.8 × 105 — — — A/W — Gain — 7.0 × 106 — — 2.0 × 106 — nA Anode Dark Current 0.3 0.3 — — 3 3 Anode Pulse ns 1.4 1.4 — — — — Time Rise Time Response Electron ns 15 15 — — — — Transit Time 105 R7511 104 103 400 600 800 1000 1200 1400 R7311 at 200nm, R7511 at 121.6nm SUPPLY VOLTAGE (V) VOLTAGE DISTRIBUTION RATIO Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 P Ratio 1 1 1 1 1 1 1 1 1 1 Supply Voltage: 1000Vdc, K: Cathode, Dy: Dynode, P: Anode Figure 3: Dimensional Outline and Basing Diagram (Unit: mm) 16.8 ± 0.6 Socket (E678-11H) 24 9.0 ± 0.5 18 DY2 10 DY9 3 DY1 11 P 2 2- 2.2 1 K 13 11PIN BASE BOTTOM VIEW (BASING DIAGRAM) TPMSA0038EB 11 10 3 DIRECTION OF LIGHT 4.5 5MIN. 45MAX. 53MAX. PHOTOCATHODE 9 DY8 DY3 4 24.0 ±1.5 MgF2 WINDOW 8 5.5 13 6 DY4 5 DY7 DIRECTION OF LIGHT 30° DY5 4MIN DY6 7 15° 14.0 ± 0.4 TACCA0063EA 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 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 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 TPMS1038E02 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 JUL. 1998 SI Printed in Japan (500)