R7639 Datasheet - Hamamatsu Corporation

R7639 PHOTOMULTIPLIER TUBE

Value 115 to 230 155 Diamond 3 × 12 MgF2 Sb-Cs Circular-cage 9 4 6 11-pin base JEDEC No.B11-88 45 E678-11A(option) Unit nm nm * mm * * * * pF pF Figure 1: Typical Spectral Response TPMSB0172EB 100 CATHODE RADIANT SENSITIVITY (mA/W) QUANTUM EFFICIENCY (%) C.

R7639 Features

* Spectral Response 115 nm to 230 nm Cathode Sensitivity Radiant at 155 nm 50 mA/W Typ. Quantum Efficiency at 155 nm 40 % Anode Sensitivity (at 1000 V) Radiant at 155 nm 1.5 × 105 A/W Typ. APPLICATIONS Emission Spectroscopy VUV Spectrophotometer TPMSF0083 GENERAL Parameter Spectral Response Wave

R7639_HamamatsuCorporation.pdf