HAMAMATSU R7511, R7311 Datasheet

PHOTOMULTIPLIER TUBES

PRELIMINARY DATA

JUL. 1998

R7311, R7511

For Vacuum Ultraviolet Light Detection

Cs-Te (R7311), Cs-I (R7511) Photocathode, MgF

13mm (1/2 Inch) Diameter, 9-stage, Side-on Type

FEATURES

Sensitivity in the Vacuum Ultraviolet Region

R7311.............................................................115 to 320nm

R7511.............................................................115 to 195nm

High Quantum Efficiency (at 121.6nm)

R7311...............................................................17.3% (Typ.)

R7511...............................................................26.5% (Typ.)

High Anode Sensitivity

R7311 (at 200nm)................................3.8 × 10

R7511 (at 121.6nm).............................5.2 × 10

5

A/W (Typ.)

4

A/W (Typ.)

2 Window,

APPLICATIONS

Emission Spectroscopy, etc.

GENERAL

Parameter R7311 Unit

Spectral Response
Wavelength
of Maximum Response
Photocathode Material
Window Material
Minimum Effective Area

Structure

Dynode

Direct
Interelectrode
Capacitances
Base
Weight
Suitable Socket for Base (supplied)

Number of Stage
Material
Anode to Dynode No.9
Anode to
All Other Electrodes

115 to 320

200

Cs-Te

Circular-cage

Sb-Cs

Approx. 1.7
Approx. 2.0
11-pin base

E678-11H

115 to 195

2

MgF

4 × 5

9

7

R7511

130

Cs-I

nm
nm

—
—

mm

—
—
—

pF
pF

—

g

—

Figure 1: Typical Spectral Response

TPMSB0087EB

100

10

QUANTUM

1

EFFICIENCY

R7311

R7511

QUANTUM EFFICIENCY (%)

0.1

PHOTOCATHODE RADIANT SENSITIVITY (mA/W)

0.01
100

200

TPMSF0077

CATHODE
RADIANT
SENSITIVITY

300

WAVELENGTH (nm)

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, 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 TUBES R7311, R7511

MAXIMUM RATINGS (Absolute Maximum Values)

Parameter Unit

Supply Voltage

Between Anode and Cathode

Between Each Succeeding Electrode
Average Anode Current
Ambient Temperature

Value

1250

150

0.01

-80 to +50

CHARACTERISTICS (at 25°C)

—
—
—
—
—
—
—

—

—

R7311

Typ.Min.

55

17.3

34.1

1.2 × 10

3.8 × 10

7.0 × 10

0.3

1.4

15

Parameter

Cathode
Sensitivity

Anode
Sensitivity

Radiant
Quantum
Efficiency

Radiant

at 121.6nm
at 200nm
at 121.6nm

at 200nm
Gain
Anode Dark Current

Anode Pulse
Time
Response

Rise Time

Electron

Transit Time

NOTE: R7311 at 200nm, R7511 at 121.6nm

Max.

5
5
6

—
—
—
—
—
—

3

—

—

—
—
—
—
—
—
—

—

—

R7511

Typ.Min.

26

26.5
—

5.2 × 10
—

2.0 × 10

0.3

1.4

15

Max.

4

6

—
—
—
—
—
—

3

—

—

VOLTAGE DISTRIBUTION RATIO

Electrodes
Ratio

Supply Voltage: 1000Vdc, K: Cathode, Dy: Dynode, P: Anode

K Dy11Dy21Dy31Dy41Dy51Dy61Dy71Dy81Dy9

11

Vdc
Vdc

mA

°C

Unit

mA/W

%

%
A/W
A/W

—

nA

ns

ns

P

Figure 2: Typical Gain Characteristics

TPMSB0088EB

8

10

7

10

R7311

6

10

GAIN

5

10

4

10

3

10

400

600 800 14001000 1200

SUPPLY VOLTAGE (V)

R7511

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

(E678-11H)

9.0 ± 0.5

14.0 ± 0.4
4MIN

MgF2 WINDOW

PHOTOCATHODE

11PIN BASE

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 Limted: 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]

16.8 ± 0.6

5MIN.

24.0 ±1.5

45MAX.

53MAX.

DY6

DY5

DY4

4

DY3

DY2

DY1

DIRECTION OF LIGHT

7

6

5

3

2

8

K

1

BOTTOM VIEW

(BASING DIAGRAM)

DY7

DY8

9

DY9

10

11

P

TPMSA0038EB TACCA0063EA

DIRECTION

OF LIGHT

15°

2- 2.2

Socket

24
18

5.5

13

11

13

30°

104.5

3

TPMS1038E02
JUL. 1998 SI
Printed in Japan (500)