HAMAMATSU R2557

PHOTOMULTlPLlER TUBE
R2557
For Photon Counting, Low Light Level Detection
13mm(1/2 Inch) Diameter, Low Noise Bialkali Photocathode
Borosilicate Glass Window, 10–stage, Head–On Type
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
MateriaI
Photocathode
Minimum Effective Area
Window Material
Structure
Dynode
Number of Stages
Anode to Last Dynode
Direct Interelectrode
Capacitances
Anode to All Other Electrodes
Base
SuitabIe Socket
Description/Value
300 to 650
375
Low noise bialkali
10
Borosilicate glass
Linear focused
10
1.0
2.0
13–pin glass base
E678–13A(supplied)
Unit
nm
nm
mm dia.
pF
pF
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Between Anode and Cathode
Supply Voltage
Between Anode and Last Dynode
Avarage Anode Current
Ambient Temperature
CHARACTERISTlCS (at 25
Unit
Vdc
Vdc
mA
Value
1500
250
0.03
–80 to +50
)
Parameter
Luminous (2856K)
Radiant at 375nm
Blue (CS–5–58 filter)
Luminous (2856K)
Radiant at 375nm
Min.
25
Typ.
40
50
Cathode Sensitivity
3.5
5.5
50
200
Anode Sensitivity
2.5 105
5.0 106
Gain
Anode Dark Current (after 30min. storage in darkness)
0.5
10
Anode Dark Counts
Anode Pulse Rise Time
2.2
Time Response
Electron Transit Time
22
NOTE: Anode characteristics are measured with the voItage distribution ratio shown below.
Unit
A/lm
mA/W
A/lm b
A/lm
A/W
Max.
4.0
30
nA
cps
ns
ns
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
K
Dy1
Dy2
Dy3
Electrodes
Ratio
2
1
1
SuppIy Voltage : 1250Vdc,
K : Cathode,
Dy4
Dy5
1
1
Dy : Dynode,
Dy6
Dy7
1
1
P : Anode
Dy8
1
Dy9
1
Dy10
1
P
1
Subject to local technical requirements and regulations, availability of products included in this promotional material may vary. Please consult with our sales office.
lnformation furnished by HAMAMATS U is believed to be reliabIe. However, no responsibility is assumed for possibIe inaccuracies or commission. Specifications are
subjected to change without notice. No patent right are granted to any of the circuits described herein. © 1991 Hamamatsu Photonics K.K.
PHOTOMULTlPLlER TUBE R2557
Figure 1: Typical Spectral Response
Figure 2: Typical Gain and Anode Dark Current
TPMHB0032EA
108
100
TPMHB0033EA
10-7
107
10-8
106
10-9
QUANTUM
EFFICIENCY
RK
CU
RR
EN
T
GA
IN
1
10-10
DA
105
AN
OD
E
0.1
ANODE DARK CURRENT (A)
10
GAIN
CATHODE RADIANT SENSITIVITY (mA/W)
QUANTUM EFFICIENCY (%)
CATHODE
RADIANT
SENSITIVITY
0.01
400
200
600
104
500
800
600
800
10-11
2000
1500
1000
SUPPLY VOLTAGE (V)
WAVELENGTH (nm)
Figure 3: Dimensional Outline and Basing Diagram (Unit : mm)
Socket
13.5
FACEPLATE
0.5
(E678 – 13A)
10MIN.
6
DY9
PHOTOCATHODE
24
DY10
P
7
8
5
9
DY7 4
71 2
DY6
10 DY4
DY5 3
DY3
18
DY8
11 DY2
2
12
1
DY1
13
IC
2-
2.2
K
13
SHORT PIN
13 PIN BASE
13MAX.
3.4
10
3
BOTTOM VIEW
(BASING DIAGRAM)
11
TPMHA0014EA
TACCA0005EA
HAMAMATSU PHOTONICS K.K., Electoron 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, 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 Limted: 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: Färögatan 7, S-164-40 Kista Sweden, Telephone: (46)8-703-29-50, Fax: (46)8-750-58-95
Italy: Hamamatsu Photonics Italia: S.R.L.: Via Della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39)2-935 81 733, Fax: (39)2-935 81 741
TPMH1016E01
NOV. 1991