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參數資料
| 型號： | R7639 |
| 廠商： | Hamamatsu Photonics |
| 英文描述： | PHOTOMULTIPLIER TUBE |
| 中文描述： | 光電倍增管 |
| 文件頁數： | 1/4頁 |
| 文件大小： | 46K |
| 代理商： | R7639 |
Unit
nm
nm
Parameter
Spectral Response
Wavelength of Maximum Response
Photocathode
Material
Minimum Effective Area
Window Material
Dynode
Secondary Emitting Surface
Structure
Number of Stages
Direct Interelectrode Capacitances
Anode to Last Dynode
Anode to All Other Electrodes
Base
115 to 230
155
Diamond
3
×
12
MgF
2
—
mm
—
Sb-Cs
—
—
—
Circular-cage
9
4
6
pF
pF
11-pin base
JEDEC No.B11-88
45
E678-11A(option)
Weight
Suitable Socket
g
—
Figure 1: Typical Spectral Response
Description/Value
Quantum Efficiency: 40 % at 155 nm
High Sensitivity Solar Blind Photocathode (115 nm to 230 nm)
28 mm (1-1/8 Inch) Diameter, 9-Stage, Side-On Type
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
×
10
5
A/W Typ.
APPLICATIONS
Emission Spectroscopy
VUV Spectrophotometer
TPMSB0172EB
TPMSF0083
GENERAL
PHOTOMULTIPLIER TUBE
R7639
Information furnished by HAMAMATSU 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. 2000 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.
PRELIMINARY DATA
JUN. 2000
WAVELENGTH (nm)
C
Q
100
200 220 240
120 140 160 180
260 280 300
0.1
1
10
100
CATHODE RADIANT
SENSITIVITY
QUANTUM
EFFICIENCY
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