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參數資料
| 型號： | R3998-02 |
| 廠商： | Hamamatsu Photonics |
| 英文描述： | PHOTOMULTlPLlER TUBE |
| 中文描述： | PHOTOMULTlPLlER管 |
| 文件頁數： | 1/2頁 |
| 文件大?。?/td> | 22K |
| 代理商： | R3998-02 |
For High Energy Physics and Scintillation Counting,
28mm(1–1/8 Inch) Diameter, Low Profile,
Bialkali Photocathode, 9–Stage, Head–On Type
GENERAL
Parameter
Description / Value
300 to 650
420
Bialkali
25
Borosilicate glass
Box(3) and Line(6)
Unit
nm
nm
Spectral Response
Wavelength of Maximum Response
Photocathode
Material
Window Material
MateriaI
Minimum Effective Area
Structure
Number of Stages
mm dia.
Dynode
Base
SuitabIe Socket
9
14–pin glass base
E678–14C (Supplied)
CHARACTERISTlCS (at 25 )
Parameter
Luminous (2856K)
Max.
Typ.
90
85
10.5
120
Min.
60
Cathode
Sensitivity
Gain
Anode Dark Current (after 30min. storage in darkness)
Anode Pulse Rise Time
Electron Transit Time
Anode characteristics are measured with the voItage distribution ratio shown below.
NOTE:
Radiant at 420nm
Blue (CS–5–58 filter)
Luminous (2856K)
1.3
10
6
A/W
A/lm
A/lm
mA/W
A/lm b
2
nA
ns
ns
50
Time Response
Electrodes
Ratio
SuppIy Voltage : 1000Vdc, K : Cathode, Dy : Dynode, P : Anode, G : Grid
K
Dy1
G
Dy2
Dy3
Dy4
1
Dy5
1
Dy6
1.5
Dy7
1
Dy8
Dy9
P
3
1
1
1
1
1
1
Anode Sensitivity
3.4
23
10
Unit
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
1.1
10
5
Radiant at 420nm
PHOTOMULTlPLlER TUBE
R3998–02
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Between Anode and Cathode
Between Anode and Last Dynode
Avarage Anode Current
Ambient Temperature
Value
1500
250
Supply Voltage
0.1
Unit
Vdc
Vdc
mA
–80 to +50
lnformation furnished by HAMAMATSU is believed to be reliabIe. However, no responsibility is assumed for possibIe inaccuracies or commission. Specifications are
subjected to change without notice. No patent right are granted to any of the circuits described herein.
1996 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.
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