GENERAL
Parameter
Description/Value
Unit
Spectral Response
390 to 910
nm
Wavelength of Maximum Response
550 to 850
nm
Photocathode
MateriaI
Blue-enhanced GaAs(Cs)
Structure
Number of Stages
Minimum Effective Area
5
mm dia.
g
Window Material
Borosilicate glass
Dynode
Weight
Metal Channel
8
Approx. 6.4
CHARACTERISTlCS (at 25 )
Parameter
Typ.
Cathode Sensitivity
Current Amplification (at 800 Vdc)
Anode Dark Current (after 30min. storage in darkness at 800 Vdc)
Radiant at 800 nm
2
1 0
5
A/W
A/lm
A/lm
Anode Pulse Rise Time
10
nA
Anode Pulse Fall Time
Transit Time Spread (FWHM)
500
65
100
Time Response (at 800 V)
Electrodes
K
Dy1
Dy2
Dy3
Dy4
Dy5
Dy6
Dy7
Dy8
P
Ratio
1
1
1
1
1
1
1
1
0.5
SuppIy Voltage : 800Vdc, K : Photocathode, Dy : Dynode, P : Anode
Anode Sensitivity
0.9
1.5
0.4
Unit
mA/W
VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE
ns
ns
ns
1 . 3
1 0
4
Luminous (2856K)
Radiant at 800 nm
Luminous (2856K)
PHOTOMULTlPLlER TUBE
R7400U-50
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Value
Supply Voltage
(Between Anode and Cathode)
1000
Average Anode Current
Average Cathode Current
0.2
0.2
Unit
Vdc
A
pA
lnformation furnished by HA MAM ATS U is believed to be reliabIe. However, no responsibility is assumed for possibIe inaccuracies or omissions. Specifications are
subject to change without notice. No patent right are granted to any of the circuits described herein.
1998 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.
PRELIMINARY DATA
MAR. 1998
FEATURES
High QE from 550 to 850nm
Fast Time Response
Compact
Anode characteristics are measured with the voItage distribution ratio shown below.
NOTE:
PHOTOMULTlPLlER TUBE R7400U-50
Figure 2: Typical Gain and Anode Dark Current
Figure 3: Dimensional Outline and Basing Diagram
(Unit : mm)
ACCESSORIES
TPMH1205E01
MAR. 1998 SI
Printed in Japan (300)
TPMHB0480EA
TPMHA0421EA
TACCA0060EB
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: Frgatan 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
500
600
700
800
1000
900
SUPPLY VOLTAGE(V)
ANODE DARK CURRENT(A)
10
4
10
5
10
6
GAIN
10
7
10
3
10
2
10-
8
10-
7
10-
6
10-
5
10-
9
10-
10
ANODE DARK
CURRENT
GAIN
TPMHB0479EA
Figure 1: Typical Spectral Response
10.2
5.1
10.2
5.1
12- 0.45
PHOTOCATHODE
5MIN.
12.8
0.5
Bottom View
Pin Connection
Side View
SHORT PIN
GUIDE MARK
DY4
DY2
DY1
K
DY3
1
2
3
4
5
6
7
8
9
10
11
12
DY5
DY7
P
DY8
DY6
SHORT PIN
(IC)
SHORT PIN
(IC)
IC: Internal Connection
(Do not use)
9.0
0.2
16.8
0.2
5.3
0.7
200
300
400
500
700
600
1000
900
800
WAVELENGTH (nm)
0.1
1
10
100
0.01
QUANTUM
EFFICIENCY
QUANTUM EFFICIENCY(%)
CATHODE
RADIANT
SENSITIVITY
CATHODE RADIANT SENSITIVITY(mA/W)
DY8
DY7
DY6
DY5
DY4
DY3
DY2
DY1
R9
R8
R7
R6
R5
R4
R3
R2
R1
C3
C2
C1
GND: AWG22
(BLACK)
P
K
-HV: AWG22
(VIOLET)
R1 to R8
R9
C1 to C3
: 330k
: 160k
: 0.01
F /200V
SIGNAL OUT
RG-174/U
15
0.5
450
-HV: AWG22
(VIOLET)
GND: AWG22
(BLACK)
17
0.2
SIGNAL OUT:
RG-174 /U
Side View
GUIDE MARK
Top View
OPTION
D Type Socket Assemblies (Unit: mm)
The D type socket assemblies have a built-in
voltage divider in a plastic container.
Shield of signal out cable is
connected to GND cable. This
is for -HV operation.
CABLE TYPE E5780
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