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參數(shù)資料
| 型號： | R1894 |
| 廠商： | Hamamatsu Photonics |
| 英文描述： | PHOTOMULTIPLIER TUBE |
| 中文描述： | 光電倍增管 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 18K |
| 代理商： | R1894 |
GENERAL
Parameter
Description/Value
300 to 850
420
Multialkali
8
Borosilicate glass
Linear focused
8
11-pin glass base
E678-11N (supplied)
Unit
nm
nm
—
mm dia.
—
—
—
—
—
Spectral Response
Wavelength of Maximum Response
Photocathode
Window Material
Dynode
Base
Socket
Material
Minimum Useful Size
Structure
Number of Stages
PHOTOMULTIPLIER TUBE
R1894
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Between Anode and Cathode
Between Anode and Last Dynode
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.
1999 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.
Supply Voltage: 1250Vdc, K: Cathode, Dy: Dynode, P: Anode
10mm (3/8 Inch) Diameter, Head-on, 8-Stage,
Multialkali Photocathode, 300 to 850nm Spectral Response
CHARACTERISTICS (at 25
°
C)
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes
Ratio
2
1
1
Parameter
Luminous (2856K)
Radiant at 420nm
Red/White Ratio (with R-68 filter)
Luminous (2856K)
Radiant at 420nm
Min.
80
—
—
10
—
—
—
—
—
Unit
μ
A/lm
mA/W
—
A/lm
A/W
—
nA
ns
ns
Value
1500
250
0.03
-80 to +50
Unit
Vdc
Vdc
mA
°
C
Supply Voltage
Average Anode Current
Ambient Temperature
Anode Pulse Rise Time
Electron Transit Time
Cathode Sensitivity
Anode Sensitivity
Gain
Anode Dark Current (after 30 min. storage in darkness)
Time Response
K
Dy1
Dy2
Dy3
Dy4
1
Dy5
1
Dy6
1
Dy7
1
Dy8
1
1
P
120
51
0.2
50
2.1
×
10
4
4.2
×
10
5
2.0
0.8
7.8
—
—
—
—
—
—
20
—
—
Typ.
Max.
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