PHOTOMULTlPLlER TUBES
TECHNICAL DATA SHEET
NOV. 2001
R980, R980-01
38 mm Diameter Photomultiplier Tubes
For Scintillation Counting, Gamma Camera
Bialkali Photocathode, 10 Stages, Head-on Type
GENERAL
Parameter
Description/Value
Unit
nm
nm
—
mm dia.
—
300 to 650
420
Bialkali
Spectral Response
Wavelength of Maximum Response
Material
Minimum Effective Area
Photocathode
34
Borosilicate glass
Circular-cage
Window Material
Dynode
Structure
Number of Stages
—
—
10
12-pin base JEDEC No. B12-43
12-pin base JEDEC No. B12-43
E678-12A (supplied)
—
—
—
R980
Base
R980-01 (flying leads temporary base)
Suitable Socket
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Value
1250
250
0.1
-30 to +50
-80 to +50
Unit
V dc
V dc
mA
°C
Between Anode and Cathode
Between Anode and Last Dynode
Supply Voltage
Average Anode Current
R980
Ambient Temperature
R980-01
°C
CHARACTERISTICS (at 25 °C)
Parameter
Min.
70
—
9.0
10
—
Typ.
100
90
11.5
35
3.3 × 104
3.7 × 105
3
Max.
—
—
—
—
—
—
5
Unit
µA/lm
mA/W
—
A/lm
A/W
—
Luminous (2856 K)
Cathode Sensitivity
Radiant at 420 nm
Blue Sensitivity Index (CS 5-58)
Luminous (2856 K)
Radiant at 420 nm
Anode Sensitivity
Gain
—
—
Anode Dark Current (after 30 min storage in darkness)
nA
Anode Pulse Rise Time
Electron Transit Time
—
—
2.8
40
—
—
ns
ns
Time Response
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
Electrodes
K
Dy1
Dy2
Dy3
Dy4
Dy5
Dy6
Dy7
Dy8
Dy9
Dy10
P
Ratio
2
1
1
1
1
1
1
1
1
1
1
Supply Voltage: 1000 V dc, K: Cathode, Dy: Dynode, P: Anode
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 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. ©2001 Hamamatsu Photonics K.K
HAMAMATSU [ HAMAMATSU CORPORATION ]
