HAMAMATSU R1705 Datasheet

Ruggedized, High Temperature (175°C) PMT (for Oil Well Logging)

38mm (1-1/2 Inch) Diameter, 10-Stage, Head-on Type

GENERAL

Parameter Description/Value Unit

Spectral Response
Wavelength of Maximum Response

Photocathode
Window Material
Dynode
Suitable Socket

MAXIMUM RATINGS (Absolute Maximum Values)

Supply Voltage
Average Anode Current

Ambient Temperature

Material
Minimum Useful Diameter

Structure
Number of Stages

Parameter Value Unit

Between Anode and Cathode
Between Anode and Last Dynode

PHOTOMULTIPLIER TUBE

R1705

300 to 650

375

High Temp. Bialkali

34

Borosilicate glass

Circular-cage

10

E678-12A (supplied)

1800

250

0.02

-80 to +175

nm
nm

—

mm dia.

—
—
—
—

Vdc
Vdc

mA

°C

CHARACTERISTICS (at 25°C)

Parameter Min. Unit

Cathode Sensitivity
Anode Sensitivity

Gain
Anode Dark Current (after 30min. storage in darkness)

Time Response

* 1000nA at 175°C

Luminous (2856K)
Blue (CS 5-58 filter)
Luminous (2856K)

Anode Pulse Rise Time
Electron Transit Time

20

—
—
—
—

VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE

Electrodes
Ratio

Supply Voltage: 1500Vdc, K: Cathode, Dy: Dynode, P: Anode

K Dy12Dy21Dy31Dy41Dy51Dy61Dy71Dy81Dy9

111

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)

4
5

Typ. Max.

40

6

20

5

5 × 10

0.5*

2.0
35

Dy10 P

—
—
—
—
10
—
—

µA/lm

µA/lm-b

A/lm

—

nA

ns
ns

Subject to local technical requirements and regulat ions, availability of products included in this promotional material may va r y. Please consult with our sales office.
Information furnished by HAMA M ATSU is believed to be reliable. However, n o 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

TPMHB0061EA

2

10

1

10

QUANTUM
EFFICIENCY

0

10

QUANTUM EFFICIENCY (%)

CATHODE RADIANT SENSITIVITY (mA/W)

1

-

10

WAVELENGTH (nm)

at 25°C

CATHODE
RADIANT
SENSITIVITY

600500

Figure 2: Typical Gain Characteristics

TPMHB0546EA

7

10

6

10

5

10

4

10

GAIN

3

10

2

10

1

700400300200

10

500 1000 1500 2000

SUPPLY VOLTAGE (V)

Figure 3: Dimensional Outline and Basing Diagram (Unit: mm)

FACEPLATE

PHOTO­CATHODE

SEMI-FLEXIBLE
LEADS 0.7MAX.

12 PIN BASE
JEDEC
No. B12-43

38.0 ± 0.7
34MIN.

37.3 ± 0.5

87 ± 2

13MAX.

70MIN.

Temporary Base Removed

P

6

DY9

5

4

DY7

3

DY5

2

DY3

1

DY1

Bottom View

P

6

DY9

5

DY7

4
3

DY5

2

DY3

1

DY1

DY10
9

15

DY10
7

12

DY8

10

DY6

11

12

DY4

13

DY2

K

DY8

8

DY6

9

10

DY4

11

DY2

K

TPMHA0042EB

2- 3.2

Socket

(E678-12A)

47

40
17

34

5

15

8

TACCA0009EB

HAMAMATSU PHOTONICS K.K., Electoron Tube Center
314-5, Shimokanzo, Toyooka-village, Iwata-gun, Shizuoka-ken, 438-0193, Japan, Telephone: [phone], Fax: [phone]

U.S.A.:

Hamamatsu Corporation: 360 Foothill Road, P. O. Box 6910, Bridgewater. N.J. 08807-0910, U.S.A., Telephone: [phone], Fax: [phone]

Germany:

Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: [phone], Fax: [phone]

France:

Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: [phone], Fax: [phone]

United Kingdom:
North Europe:
Italy:

Hamamatsu Photonics UK Limited: Lough Point, 2 Gladbeck Way, Windmill Hill, Enfield, Middlesex EN2 7JA, United Kingdom, Telephone: [phone], Fax: [phone]

Hamamatsu Photonics Norden AB: Färögatan 7, S-164-40 Kista Sweden, Telephone: [phone], Fax: [phone]

Hamamatsu Photonics Italia: S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: [phone], Fax: [phone]

TPMH1221E01
AUG. 1998