PHOTOMULTIPLIER TUBE
R1705
Ruggedized, High Temperature (175°C) PMT (for Oil Well Logging)
38mm (1-1/2 Inch) Diameter, 10-Stage, Head-on Type
GENERAL
Parameter
Spectral Response
Wavelength of Maximum Response
Material
Photocathode
Minimum Useful Diameter
Window Material
Structure
Dynode
Number of Stages
Suitable Socket
Description/Value
300 to 650
375
High Temp. Bialkali
34
Borosilicate glass
Circular-cage
10
E678-12A (supplied)
Unit
nm
nm
—
mm dia.
—
—
—
—
MAXIMUM RATINGS (Absolute Maximum Values)
Supply Voltage
Average Anode Current
Ambient Temperature
Parameter
Between Anode and Cathode
Between Anode and Last Dynode
Value
1800
250
0.02
-80 to +175
Unit
Vdc
Vdc
mA
°C
CHARACTERISTICS (at 25°C)
Cathode Sensitivity
Parameter
Luminous (2856K)
Blue (CS 5-58 filter)
Luminous (2856K)
Min.
20
4
5
—
—
—
—
Typ.
40
6
20
5
×
10
5
0.5*
2.0
35
Max.
—
—
—
—
10
—
—
Unit
µA/lm
µA/lm-b
A/lm
—
nA
ns
ns
Anode Sensitivity
Gain
Anode Dark Current (after 30min. storage in darkness)
Anode Pulse Rise Time
Time Response
Electron Transit Time
* 1000nA at 175°C
VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE
Electrodes
K
Dy1 Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 Dy10
Ratio
2
1
1
1
1
1
1
1
1
1
1
Supply Voltage: 1500Vdc, K: Cathode, Dy: Dynode, P: Anode
P
ENVIRONMENTAL TESTING
Shock.........100g's, 11
±
1ms, 3 impact shocks per direction (6 directions)
Vibration.....20g's, 50 to 2000Hz, 1oct per minute, 3 sweeps per axis (3 axes)
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.
PHOTOMULTIPLIER TUBE R1705
Figure 1: Typical Spectral Response
10
2
TPMHB0061EA
Figure 2: Typical Gain Characteristics
at 25°C
CATHODE
RADIANT
SENSITIVITY
10
7
TPMHB0546EA
CATHODE RADIANT SENSITIVITY (mA/W)
QUANTUM EFFICIENCY (%)
10
6
10
1
10
5
QUANTUM
EFFICIENCY
GAIN
600
700
10
4
10
0
10
3
10
2
10-
1
200
300
400
500
10
1
500
1000
1500
2000
WAVELENGTH (nm)
SUPPLY VOLTAGE (V)
Figure 3: Dimensional Outline and Basing Diagram (Unit: mm)
FACEPLATE
38.0
±
0.7
34MIN.
Temporary Base Removed
PHOTO-
CATHODE
DY10
DY8
9
10
DY6
11
12 DY4
13 DY2
2
1
DY1
15
K
47
40
17
Socket
(E678-12A)
P
DY9 5
87
±
2
DY7 4
DY5 3
DY3
6
13MAX.
Bottom View
P
DY9
DY7 4
6
5
DY10
7
DY8
8
9 DY6
10 DY4
2
1
DY1
12
K
11
DY2
15
TACCA0009EB
2- 3.2
SEMI-FLEXIBLE
LEADS 0.7MAX.
70MIN.
DY5 3
DY3
34
12 PIN BASE
JEDEC
No. B12-43
37.3
±
0.5
TPMHA0042EB
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, P. O. Box 6910, 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 Limited: 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.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39)02-935 81 733, Fax: (39)02-935 81 741
8
5
TPMH1221E01
AUG. 1998
ARM Technology
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