PHOTOMULTlPLlER TUBE
R6834
For Astrophysics and other ultraviolet radiation detection
28mm(1鈥?/8 Inch) diameter, 11鈥搒tage, Cs鈥揟e photocathode
Solar blind response(160nm to 320nm), Head鈥搊n type
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
MateriaI
Photocathode
Minimum Effective Area
Window MateriaI
Structure
Dynode
Number of Stages
Suitable Socket
Description / Value
160 to 320
240
Cs鈥揟e
25
Synthetic silica
Box & Line
11
E678鈥?4C (supplied)
Unit
nm
nm
mm dia.
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Between Anode and Cathode
Supply Voltage
Between Anode and Last Dynode
Average Anode Current
Value
1500
250
0.01
Unit
Vdc
Vdc
mA
CHARACTERISTlCS (at 25
)
Min.
Typ.
28
1.4 10
4
5.0 10
5
0.3
4.0
30
Max.
Unit
mA/W
A/W
nA
ns
ns
Cathode Sensitivity
Anode Sensitivity
Gain
Anode Dark Current (after 30min. storage in darkness)
Anode Pulse Rise Time
Time Response
Electron Transit Time
Parameter
Radiant at 254nm
Radiant at 254nm
1.0
NOTE:
Anode characteristics are measured with the voItage distribution ratio shown below.
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
K
Dy1
Dy2
Dy3
Dy4
Dy5
Dy6
Dy7
Dy8
Dy9
Dy10
Dy11
Electrodes
Ratio
1
1
1
1
1
1
1
1
1
1
1
1
SuppIy Voltage : 1000Vdc,
K : Cathode, Dy : Dynode, P : Anode
P
Subject to local technical requirements and regulations, availability of products included in this promotional material may vary. Please consult with our sales office.
lnformation furnished by HAMAMATS U 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.
漏
1997 Hamamatsu Photonics K.K.
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