Page 1
HIGH–SPEED
PHOTON COUNTING
PHOTOMULTIPLIER TUBES
R3234–01, R3235–01
High–speed Photon Counting and Fluorescence Measurement
51mm(2 Inch) Diameter, 12–stage, Head–on Type
R3234–01:Borosilicate Window (300 to 650nm)
R3235–01:Synthetic Silica Window (160 to 650nm)
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
Photocathode
Window Material
Dynode
Base
SuitabIe Socket
R3234–01
R3235–01
MateriaI
Minimum Effective Area
R3234–01
R3235–01
Structure
Number of Stages
Description/Value Unit
300 to 650 nm
160 to 650 nm
420
Bialkali
10
Borosilicate glass
Synthetic silica glass
Linear focused
12
20–pin base (JEDEC No. B20–102)
E678–20A (supplied)
nm
mm dia.
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter Value
Supply Voltage
Avarage Anode Current
Ambient Temperature
Between Anode and Cathode
Between Anode and Last Dynode
CHARACTERISTlCS (at 25°C)
Parameter Max.Typ.Min.
Cathode
Sensitivity
Anode
Sensitivity
Gain
Anode Dark Current (after 30min. storage in darkness)
Anode Dark Counts
Time
Response
NOTE:
Anode characteristics are measured with the voItage distribution ratio shown below.
Luminous (2856K)
Radiant at 420nm
Blue (CS 5–58 filter)
Luminous (2856K)
Radiant at 420nm
Anode Pulse Rise Time 1.3 ns
Electron Transit Time
Transit Time Spread (FWHM)
60
500
2500
500
0.1
-30 to +50
80
72
9.0
2000
2.0 10
2.5 10
1
50
28
0.45
Unit
Vdc
Vdc
mA
Unit
A/lm
mA/W
A/lm b
A/lm
6
7
10
150
A/W
nA
cps
ns
ns
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
Electrodes
Ratio 4 1.2 1.8 1111111111
SuppIy Voltage : 2000Vdc, K : Cathode, Dy : Dynode, P : Anode
Subject to local technical requirements and regulat ions, availability of products included in this promotional material may var y. P lease consult with our sales office.
Information furnished by HAMA M ATSU is believed to be reliable. However, n o 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.
K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 Dy11 Dy12 P
1999 Hamamatsu Photonics K.K.
©
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PHOTOMULTlPLlER TUBES R3234–01, R3235–01
Figure 1: Typical Pulse Generation Characteristics
A)For R3234–01, R3235–01
TPMHB0005EA
AFTER PULSE RATIO
=N
4
10
3
10
2
10
RELATIVE COUNTS
1
10
0
10
-5 5
SIGNAL
N
0
AFTER PULSE
N
1
TIME (ns)
1/N0X100
=0.6%
2515
35
B)For Conventional Type
TPMHB0006EA
4
10
3
10
2
10
RELATIVE COUNTS
1
10
0
10
-5 5
SIGNAL
N
0
TIME (ns)
AFTER PULSE RATIO
=N
1/N0X100
=4%
AFTER PULSE
N
1
2515
35
Page 3
Figure 2: Typical Spectral Response
TPMHB0007EA
100
10
R3235-01
R3234-01
1
QUANTUM EFFICIENCY (%)
0.1
CATHODE RADIANT SENSITIVITY (mA/W)
CATHODE
RADIANT
SENSITIVITY
QUANTUM
EFFICIENCY
0.01
200 800600400
WAVELENGTH (nm)
Figure 3: Typical Single Photoelectron Pulse Height Distribution
TPMHB0004EA
1.0
3
4
0.8
DARK): 1X10
0.6
+
0.4
COUNTS PER CHANNEL
FULL SCALE (SIGNAL
FULL SCALE (DARK) : 1X10
0.2
SIGNAL+DARK
WAVELENGTH OF INCIDENT LIGHT
: 400nm
SUPPLY VOLTAGE
LOWER LEVEL DISCRI.
+
SIGNAL
DARK COUNTS
DARK COUNTS
AMBIENT TEMPERATURE
: 1875Vdc
: 79ch
: 5229cps
: 50cps
+
:
25C
DARK
0
0
200
400 600 800
1000
CHANNEL NUMBER (ch)
Page 4
PHOTOMULTlPLlER TUBES R3234–01, R3235–01
Figure 4: Dimensional Outline (Unit : mm)
Socket
(E678-20A)
FACEPLATE
PHOTOCATHODE
HA COATING
20 PIN BASE
JEDEC
No. B20-102
53.0 1.5
52.5MAX.
10MIN.
146 3
168MAX.
DY9
DY7
DY5
DY11
IC
DY3
DY1
DY12
P
IC
9
8
7
6
5
4
3
2
1
IC
TPMHA0004EB
DY10
11
10
DY8
12
13
DY6
14
DY4
15
16
DY4
17
DY2
18
IC
19
20
NC
K
6
10
58
52.5
52
56
20
13
21
TACCA0003EA
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:
North Europe:
Italy:
Hamamatsu Photonics UK Limited: Lough Point, 2 Gladbeck Way, Windmill Hill, Enfield, Middlesex EN2 7JA, United Kingdom, Telephone: 44(20)8-367-3560, Fax: 44(20)8-367-6384
Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171-41 SOLNA, Sweden, Telephone: (46)8-509-031-00, Fax: (46)8-509-031-01
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
HOMEPAGE URL http://www.hamamatsu.com
TPMH1003E02
DEC. 1999
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