PHOTOMULTIPLIER TUBES
R1307, R1307-01
For Scintillation Counting, Especially for Gamma Camera
76mm (3 Inch) Diameter, 8 Stage, Head-on Type
Bialkali Photocathode Photomultiplier Tubes
FEATURES
Typ. Max.
Quantum Efficiency at 420nm .................................................................................................................................... 30
Pulse Height Resolution
with 137Cs Source (Note 1, 2) ........................................................................................................................... 6.3
with 57Co Source (Note 1, 2) ............................................................................................................................ 8.5
Stability
— %
7.0 %
9.0 %
Anode Current Drift (D.C. Output) (Note 1, 3) ............................................................................................................
Long Term (MGD) (For 16 Hours at 1,000 cps) (Note 1, 4a) ...................................................................................... 0.5
Short Term (From 10,000 cps to 1,000 cps) (Note 1, 4b) ........................................................................................... 0.5
3
— %
— %
— %
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
Description/Value
300 to 650
Unit
nm
nm
pF
pF
—
—
µm
—
—
—
—
g
420 ± 30
Direct Interelectrode
Capacitances (approx.)
6.0
6.5
Anode to Dynode No. 8
Anode to All Other Electrodes
Material
Index of Refraction at 420nm
Face Plate Flatness
Shape
Borosilicate glass
1,500 ± 0.001
Less than ± 50
Plano-plano
Box and grid
Alkali-antimonide
Any
Window
Structure
Dynode
Material of Secondary Emitting Surface
Operating Position
Weight (approx.)
Socket
190
—
E678-14A or equivalent
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Value
1500
300
0.1
Unit
Vdc
Vdc
mA
nA
Between Anode and Cathode
Between Anode and Dynode No. 8
Supply Voltage
Average Anode Current (Note 5)
Average Cathode Current (Note 6)
50
-80 to +50 (R1307-01)
-30 to +50 (R1307)
Ambient Temperature
°C
CHARACTERISTICS (at 25°C)
Parameter
Anode Luminous Sensitivity (Note 1, 7)
Anode Blue Sensitivity (Note 1, 8)
Cathode Luminous Sensitivity (Note 9)
Cathode Blue Sensitivity (Note 10)
Gain
Min.
3
Typ.
30
3.2
110
12.0
2.7 × 105
2
Max.
—
—
—
—
—
20
—
Unit
A/lm
A/lm-blue
µA/lm
—
80
10
—
—
—
—
µA/lm-blue
—
nA
ns
ns
Anode Dark Current (Note 1, 11)
Anode Pulse Rise Time (Note 1, 12)
Electron Transit Time (Note 1, 13)
8
64
Time Response
—
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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.
1998 Hamamatsu Photonics K.K.
©