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R1828-01 Datasheet, PDF (1/2 Pages) Hamamatsu Corporation – PHOTOMULTIPLIER TUBE
PHOTOMULTIPLIER TUBE
R1828-01
Fast Time Response, 51 mm (2 Inch) Diameter,
12-Stage, Bialkali Photocathode Head-On Type
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
Photocathode
Material
Minimum Effective Area
Window Material
Dynode
Structure
Number of Stages
Base
Suitable Socket
Description/Value
300 to 650
420
Bialkali
46
Borosilicate glass
Linear focused
12
20-pin glass base
E678-20A (supplied)
Unit
nm
nm
—
mm dia.
—
—
—
—
—
MAXIMUM RATINGS (Absolute Maximum Values)
Parameter
Value
Unit
Supply Voltage
Between Anode and Cathode
Between Anode and Last Dynode
3000
Vdc
400
Vdc
Average Anode Current
0.2
mA
Ambient Temperature
-30 to +50
°C
CHARACTERISTICS (at 25°C)
Parameter
Min.
Luminous (2856K)
60
Cathode Sensitivity
Radiant at 420nm
—
Blue (CS-5-58 filter)
—
Anode Sensitivity
Luminous (2856K)
200
Radiant at 420nm
—
Gain
—
Anode Dark Current (after 30min. storage in darkness)
—
Time Response
Anode Pulse Rise Time
Electron Transit Time
—
—
Pulse Linearity
at 2% Deviation
—
at 5% Deviation
—
NOTE: Anode characteristics are measured with the voltage distribution ratio shown below.
Typ.
90
85
10.5
1800
1.7 × 106
2.0 × 107
50
1.3
28
250
500
Max.
—
—
—
—
—
—
400
—
—
—
—
Unit
µA/lm
mA/W
µA/lm-b
A/lm
A/W
—
nA
ns
ns
mA
mA
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes K G1 G2 & Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 Dy11 Dy12 P
Ratio
1.2 2.8 1.2 1.8 1
1
1
1
1
1 1.5 1.5 3 2.5
Supply Voltage: 2500Vdc, K: Cathode, Dy: Dynode, P: Anode, G: Grid
SPECIAL VOLTAGE DISTRIBUTION RATIO FOR PULSE LINEARITY MEASUREMENTS
Electrodes K G1 G2 & Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10 Dy11 Dy12 P
Ratio
1.2 2.8 1.2 1.8 1
1 1.2 1.5 2 2.8 4 5.7 8
5
Supply Voltage: 2500Vdc, K: Cathode, Dy: Dynode, P: Anode, G: Grid
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. © 2000 Hamamatsu Photonics K.K.