
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Supply Voltage
Average Anode Current in Total
FEATURES
I
6 (X) + 6 (Y) Cross Plate Anode
I
High Spatial Resolution
I
Wide Effective Area
APPLICATIONS
I
Animal PET (Positron Emission Tomography)
I
Compact Gamma Camera
I
Scintillation Mammography
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. 2006 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.
POSITION SENSITIVE
PHOTOMULTIPLIER TUBES
R8900-00-C12, R8900U-00-C12
2
1
0.5
1.5
1
1
1
1
K
Dy2
Dy1
G
Dy3
Dy4
Dy5
Dy6
Dy7
Dy8
Dy9
Dy10 Dy11
1
P
Supply Voltage: 800 V, K: Cathode, G: Grid, Dy: Dynode, P: Anode
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes
Ratio
1
1
1
0.5
NOTE:
Anode characteristics are measured with the voltage distribution ratio shown below.
CHARACTERISTICS (at 25
°
C)
Parameter
Luminous (2856 K)
Quantum Efficiency at 420 nm
Blue Sensitivity Index (CS 5-58)
Luminous (2856 K)
Cathode Sensitivity
Anode Sensitivity
Gain
Anode Dark Current in Total of Anodes
(after 30 min storage in darkness)
Time Response
85
25
10
60
0.7
×
10
6
2
2.2
11.9
0.75
μ
A/lm
%
—
A/lm
—
nA
ns
ns
ns
Anode Pulse Rise Time
Electron Transit Time
Transit Time Spread (FWHM)
Typ.
50
—
7.5
15
—
—
—
—
—
Min.
—
—
—
—
—
10
—
—
—
Max.
Unit
1000
0.1
V
mA
Between Anode and Cathode
Value
Unit
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
Photocathode
Window
Dynode
Anode
Weight
Suitable Socket
Operating Ambient Temperature
Storage Temperature
300 to 650
420
Bialkali
23.5
×
23.5
Borosilicate glass
0.8
Metal channel dynode
11
6 (X) + 6 (Y) Cross plate anode
Approx. 28 (U Type: Approx. 38)
E678-32B (sold separately)
-80 to +50 (U Type: -30 to +50)
-80 to +50 (U Type: -30 to +50)
nm
nm
—
mm
—
mm
—
—
—
g
—
°
C
°
C
Material
Minimum Effective Area
Material
Thickness
Structure
Number of Stages
Description / Value
Unit
Left: R8900-00-C12, Right: R8900U-00-C12