PHOTOMULTlPLlER TUBE
R2066
38mm(1鈥?/2 Inch) Diameter, Extended Red Multialkali
Photocathode Spectral Response 300 to 900 nm
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
MateriaI
Photocathode
Minimum Effective Area
Window Material
Structure
Dynode
Number of Stages
Anode to Last Dynode
Direct Interelectrode
Capacitances
Anode to All Other Electrodes
Suitable Socket
Description/Value
300 to 900
600
Extended Red Multialkali
34
Borosilicate
Circular鈥揷age
10
3
4
E678鈥?2A(supplied)
Unit
nm
nm
mm dia.
pF
pF
MAXIMUM RATINGS (Absolute Maximum Values)
Supply Voltage
Avarage Anode Current
Ambient Temperature
Parameter
Between Anode and Cathode
Between Anode and Last Dynode
Value
1500
250
0.2
-30 to 50
Unit
Vdc
Vdc
mA
擄C
CHARACTERISTlCS (at 25擄C)
Cathode Sensitivity
Parameter
Luminous (2856K)
Red/White Ratio (R鈥?8 filter)
Luminous (2856K)
Min.
120
20
Typ.
200
0.3
50
2.5 10
5
8
2.8
40
Max.
Unit
A/lm
A/lm
30
nA
ns
ns
Anode Sensitivity
Gain
Anode Dark Current (after 30min. storage in darkness)
Anode Pulse Rise Time
Time Response
Electron Transit Time
NOTE:
Anode characteristics are measured with the voItage distribution ratio shown below.
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
K
Dy1
Dy2
Dy3
Electrodes
Ratio
2
1
1
SuppIy Voltage : 1000Vdc,
K : Cathode,
Dy4
Dy5
Dy6
1
1
P : Anode
Dy7
1
Dy8
1
Dy9
1
Dy10
1
P
1
1
Dy : Dynode,
Subject to local technical requirements and regulations, availability of products included in this promotional material may vary. Please consult with our sales office.
Information furnished by HAMAMATS U 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.
漏
1999 Hamamatsu Photonics K.K.
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