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PDF R4632 Data sheet ( Hoja de datos )
| Número de pieza | R4632 | |
| Descripción | PHOTOMULTIPLIER TUBE | |
| Fabricantes | Hamamatsu Corporation | |
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PHOTOMULTIPLIER TUBE
R4632
For Single Photon Counting, Dark Counts 50cps Typ. at 25°C
For Extremely Low Light Level Detection
28mm (1-1/8 Inch) Diameter, 9-stage, Multialkali Photocathode, Side-On Type
185 to 850nm Spectral Response
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
Photocathode
Material
Minimum Effective Area
Window Material
Dynode
Structure
Number of Stages
Direct Interelectrode
Anode to Last Dynode
Capacitances
Anode to All Other Electrodes
Base
Weight
Suitable Socket
Suitable Socket Assembly
Description/Value
185 to 850
430
Multialkali
8 × 24
UV glass
Circular-cage
9
Approx. 4
Approx. 6
JEDEC No. B11-88
Approx. 45
E678-11A (option)
E717-21, E717-37 (option)
Unit
nm
nm
—
mm
—
—
—
pF
pF
—
g
—
—
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Supply Voltage
Average Anode Current
Ambient Temperature
Between Anode and Cathode
Between Anode and Last Dynode
Value
1250
250
0.1
-80 to +50
Unit
Vdc
mA
°C
CHARACTERISTICS (at 25°C)
Parameter
Luminous (2856K)
at 400nm
at 500nm
Cathode Sensitivity
Quantum Efficiency at 600nm
at 700nm
at 800nm
Red/White Ratio
Blue (CS-5-58 filter)
Anode Sensitivity
Luminous (2856K)
Gain
Dark Counts *
Anode Dark Current (after 30min. storage in darkness)
Anode Pulse Rise Time
Time Response
Electron Transit Time
Transit Time Spread (T.T.S.)
* Measured at the voltage producing the gain of 1 × 106
Min.
140
—
—
—
—
—
0.1
—
300
—
—
—
—
—
—
Typ.
200
23.7
18.3
10.7
2.7
0.56
0.15
7.5
700
3.5 × 106
50
0.2
2.2
22
1.2
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes K Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9
Ratio
1111111111
Supply Voltage: 1000Vdc, K: Cathode, Dy: Dynode, P: Anode
P
Max.
—
—
—
—
—
—
—
—
—
—
100
1
—
—
—
Unit
µA/lm
%
—
µA/lm-b
A/lm
—
cps
nA
ns
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. © 1998 Hamamatsu Photonics K.K.
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