GENERAL
Parameter
Description/Value
Unit
Spectral Response
Wavelength of Maximum Response
Photocathode
Window Material
Dynode
Base
Suitable Socket
nm
nm
--
mm dia.
--
--
--
--
--
300 to 650
420
Bialkali
46
Borosilicate glass
Linear focused
12
20-pin glass base
E678-20A (supplied)
Material
Minimum Effective Area
Structure
Number of Stages
PHOTOMULTIPLIER TUBE
R1828-01
MAXIMUM RATINGS (Absolute Maximum Values)
Information furnished by HA MAM ATS 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.
2000 Hamamatsu Photonics K.K.
Subject to local technical requirements and regulations, availability of products included in this promotional material may var y. Please consult with our sales office.
Fast Time Response, 51 mm (2 Inch) Diameter,
12-Stage, Bialkali Photocathode Head-On Type
CHARACTERISTICS (at 25
C)
Parameter
Min.
Unit
Parameter
Value
Unit
Supply Voltage
Average Anode Current
Ambient Temperature
3000
400
0.2
-30 to +50
Vdc
Vdc
mA
C
Between Anode and Cathode
Between Anode and Last Dynode
Cathode Sensitivity
Anode Sensitivity
Gain
Anode Dark Current (after 30min. storage in darkness)
Time Response
Pulse Linearity
Luminous (2856K)
Radiant at 420nm
Blue (CS-5-58 filter)
Luminous (2856K)
Radiant at 420nm
Anode Pulse Rise Time
Electron Transit Time
at 2% Deviation
at 5% Deviation
60
--
--
200
--
--
--
--
--
--
--
90
85
10.5
1800
1.7
10
6
2.0
10
7
50
1.3
28
250
500
A/lm
mA/W
A/lm-b
A/lm
A/W
--
nA
ns
ns
mA
mA
--
--
--
--
--
--
400
--
--
--
--
Typ.
Max.
Supply Voltage: 2500Vdc, K: Cathode, Dy: Dynode, P: Anode, G: Grid
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes
Ratio
K
G2 & Dy1
G1
1.2
Dy2
2.8
Dy3
1.2
Dy4
1.8
Dy5
1
Dy6
1
Dy7
1
1
Dy8
Dy9
Dy10
1
1
1.5
1.5
Dy11 Dy12
P
3
2.5
Supply Voltage: 2500Vdc, K: Cathode, Dy: Dynode, P: Anode, G: Grid
SPECIAL VOLTAGE DISTRIBUTION RATIO FOR PULSE LINEARITY MEASUREMENTS
Electrodes
Ratio
K
G2 & Dy1
G1
1.2
Dy2
2.8
Dy3
1.2
Dy4
1.8
Dy5
1
Dy6
1
Dy7
1.2
1.5
Dy8
Dy9
Dy10
2
2.8
4
5.7
Dy11 Dy12
P
8
5
NOTE: Anode characteristics are measured with the voltage distribution ratio shown below.
PHOTOMULTIPLIER TUBE R1828-01
Figure 1: Typical Spectral Response
TPMH1259E03
OCT. 2000
TPMHB0256EA
Figure 2: Typical Gain Characteristics
TPMHB0609EA
Figure 3: Dimensional Outline and Basing Diagram (Unit: mm)
TPMHA0064EC
TACCA0003EA
Socket
(E678-20A)
200
400
600
800
WAVELENGTH (nm)
0.01
0.1
1
10
100
CATHODE RADIANT SENSITIVITY (mA/W)
QUANTUM EFFICIENCY (%)
CATHODE
RADIANT
SENSITIVITY
QUANTUM
EFFICIENCY
500
700
1000
1500
2000
3000
10
8
10
7
10
6
10
5
10
4
10
3
10
2
SUPPLY VOLTAGE (V)
GAIN
58
52.5
56
13
21
6
10
20
52
53.0 1.5
46 MIN.
FACEPLATE
PHOTO-
CATHODE
170 3
192 MAX.
HA COATING
52.5 MAX.
20 PIN BASE
JEDEC
No. B20-102
2
IC
3
4
5
6
7
8
9 10 11 12
13
14
15
16
17
18
19
20
1
G2 & DY1
DY3
IC
DY5
DY7
DY9
DY11
IC
P DY12
DY10
DY8
DY6
DY4
DY4
DY2
IC
G1
K
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
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