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
Spectral Response
Wavelength of Maximum Response
Material
Photocathode
Minimum Effective Area
Window Material
Structure
Dynode
Number of Stages
R980
Base
R980-01 (flying leads temporary base)
Suitable Socket
Description/Value
300 to 650
420
Bialkali
34
Borosilicate glass
Circular-cage
10
12-pin base JEDEC No. B12-43
12-pin base JEDEC No. B12-43
E678-12A (supplied)
Unit
nm
nm
—
mm dia.
—
—
—
—
—
—
MAXIMUM RATINGS (Absolute Maximum Values)
Supply Voltage
Average Anode Current
Ambient Temperature
R980
R980-01
Parameter
Between Anode and Cathode
Between Anode and Last Dynode
Value
1250
250
0.1
-30 to +50
-80 to +50
Unit
V dc
V dc
mA
°C
°C
CHARACTERISTICS (at 25
°C)
Cathode Sensitivity
Anode Sensitivity
Parameter
Luminous (2856 K)
Radiant at 420 nm
Blue Sensitivity Index (CS 5-58)
Luminous (2856 K)
Radiant at 420 nm
Min.
70
—
9.0
10
—
—
—
—
—
Typ.
100
90
11.5
35
3.3
×
10
4
3.7
×
10
5
3
2.8
40
Max.
—
—
—
—
—
—
5
—
—
Unit
µA/lm
mA/W
—
A/lm
A/W
—
nA
ns
ns
Gain
Anode Dark Current (after 30 min storage in darkness)
Anode Pulse Rise Time
Time Response
Electron Transit Time
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
Electrodes
K
Dy1
Dy2
Dy3
Dy4
Dy5
Dy6
Dy7
Dy8
Dy9
Dy10
Ratio
2
1
1
1
1
1
1
1
1
1
1
Supply Voltage: 1000 V dc, 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.
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 ]
