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Hamamatsu Corporation |
FEATURES
28mm (1-1/8 Inch) Diameter Side-on
185 to 650nm Spectral Response
For UV to Visible Range Photocathode
PHOTOMULTIPLIER TUBE
1P28
GENERAL
Parameter
Description/Value
Spectral Response
185 to 650
Wavelength of Maximum Response
340
Photo-
Material
Sb-Cs
cathode
Minimum Useful Size
8 × 24
Window Material
UV glass
Dynode
Structure
Number of Stages
Circular-cage
9
Direct
Interelectrode
Anode
to
Last
Dynode
Capacitances Anode to All Other Electrodes
4
6
Base
JEDEC No. B11-88
Suitable Socket
E678-11A
Unit
nm
nm
—
mm
—
—
—
pF
pF
—
—
Figure 1: Typical Spectral Response
TPMSB0143EA
100
CATHODE
RADIANT
SENSITIVITY
10
QUANTUM
EFFICIENCY
1
0.1
0.01
200 400 600
WAVELENGTH (nm)
800
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. © 1999 Hamamatsu Photonics K.K.
PHOTOMULTIPLIER TUBE 1P28
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Value
Unit
Supply
Between Anode
and Cathode
1250
Vdc
Voltage
Between Anode
and Last Dynode
250 Vdc
Average Anode Current
0.1 mA
Ambient Temperature
-80 to +50
°C
CHARACTERISTICS (at 25°C)
Parameter
Min.
Anode
Luminous (2856K)
20
Sensitivity Radiant at 400nm
—
Cathode
Sensitivity
Luminous (2856K)
25
Radiant at 400nm
—
Quantum Efficiency at 340nm —
Gain
—
Anode Dark Current (after 30 minute) —
Time
Anode Pulse Rise Time —
Response Electron Transit Time —
Typ.
400
4.8 × 105
40
48
21
1.0 × 107
5
2.2
22
Max. Unit
— A/lm
— A/W
— µA/lm
— mA/W
—%
——
50 nA
— ns
— ns
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 P
Ratio
1111111111
Supply Voltage: 1000Vdc, K: Cathode, Dy: Dynode, P: Anode
Figure 2: Typical Gain Characteristics
TPMSB0140EA
108
107
106
105
104
103
102
250 300
500 700 1000 1500 2000
SUPPLY VOLTAGE (V)
Figure 3: Dimensional Outline and Basing Diagram
(Unit: mm)
28.5 ± 1.5
8MIN.
PHOTOCATHODE
DY5
5
DY4 4
DY6
6
DY7
7
8 DY8
DY3 3
9 DY9
2
DY2
1
DY1
10 P
11
K
DIRECTION OF LIGHT
Socket (Option)
(E678-11A)
49
38
5
29
32.2 ± 0.5
11 PIN BASE
JEDEC No. B11-88
TPMSA0001EA
TACCA0064EA
HAMAMATSU PHOTONICS K.K., Electron Tube Center
314-5, Shimokanzo, Toyooka-village, Iwata-gun, Shizuoka-ken, 438-0193, Japan, Telephone: (81)539/62-5248, Fax: (81)539/62-2205
U.S.A.: Hamamatsu Corporation: 360 Foothill Road, P. O. Box 6910, Bridgewater. N.J. 08807-0910, U.S.A., Telephone: (1)908-231-0960, Fax: (1)908-231-1218
Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49)8152-375-0, Fax: (49)8152-2658
France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: (33)1 69 53 71 00, Fax: (33)1 69 53 71 10
United Kingdom: Hamamatsu Photonics UK Limited: Lough Point, 2 Gladbeck Way, Windmill Hill, Enfield, Middlesex EN2 7JA, United Kingdom, Telephone: (44)181-367-3560, Fax: (44)181-367-6384
North Europe: Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171-41 SOLNA, Sweden, Telephone: (46)8-509-031-00, Fax: (46)8-509-031-01
Italy: Hamamatsu Photonics Italia: S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39)02-935 81 733, Fax: (39)02-935 81 741
TPMS1062E01
FEB. 1999
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