HAMAMATSU R374 Datasheet

PHOTOMULTIPLIER TUBE

R374

Multialkali Photocathode for UV to Near IR Range,

28 mm (1-1/8 Inch) Diameter, 11-stage Head-On Type

GENERAL

Parameter Description/Value Unit

Spectral Response
Wavelength of Maximum Response

Photocathode
Window Material
Dynode
Base

Suitable Socket

Material
Minimum Effective Area

Structure
Number of Stages

185 to 850

420

Multialkali

25

UV glass

Box and Grid

11

14-pin glass base

E678-14C (supplied)

nm
nm

—

mm dia.

—
—
—
—
—

MAXIMUM RATINGS (Absolute Maximum Values)

Parameter Value Unit

Supply Voltage
Average Anode Current
Ambient Temperature

Between Anode and Cathode

CHARACTERISTICS (at 25°C)

Parameter Min. Unit

Luminous (2856K)

Cathode Sensitivity

Anode Sensitivity
Gain

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

NOTE: Anode characteristics are measured with the voltage distribution ratio shown below.

Red/White Ratio
Radiant at 420nm
Luminous (2856K)
Radiant at 420nm

Anode Pulse Rise Time
Electron Transit Time

80
—
—
20
—
—
—
—
—

VOLTAGE DISTRIBUTION RATIO AND SUPPLY VOLTAGE

Electrodes
Ratio

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

K Dy11Dy21Dy31Dy41Dy51Dy61Dy7

11

Dy8 Dy9 Dy10 Dy11 P

1111

1500

0.1

-80 to +50

Typ. Max.

150

0.2
64
80

3.4 × 10

5.3 × 10

4
5

3.0
15
60

—
—
—
—
—
—
15
—
—

Vdc

mA

°C

µA/lm

—

mA/W

A/lm
A/W

—

nA

ns
ns

Subject to local technical requirements and regulat ions, availability of products included in this promotional material may var y. P lease 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.

1999 Hamamatsu Photonics K.K.

©

PHOTOMULTIPLIER TUBE R374

Figure 1: Typical Spectral Response

TPMHB0605EA

100

10

QUANTUM
EFFICIENCY

WAVELENGTH (nm)

QUANTUM EFFICIENCY (%)

CATHODE RADIANT SENSITIVITY (mA/W)

0.1

0.01

1

200 600 800 1000400

CATHODE
RADIANT
SENSITIVITY

Figure 2: Typical Gain Characteristics

TPMHB0606EA

8

10

7

10

6

10

5

10

GAIN

4

10

3

10

2

10

500 700 1000 1500 2000

SUPPLY VOLTAGE (V)

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

FACEPLATE

PHOTOCATHODE

28.5 ± 0.5
25MIN.

14 PIN BASE

112 ± 2

13MAX.

DY9

DY7

DY5

DY11

DY3

6

5

4

3

2

IC

SHORT PIN

DY10

P

7

DY8

8

9

10

11

12

13

1

14

DY1

DY6

DY4

DY2

K

TPMHA0016EC

2- 3.5

Socket

(E678-14C)

44
35

26

25

11.6

2.5

19.1

7
9

TACCA0004EA

30

HAMAMATSU PHOTONICS K.K., Electron 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: Smidesvägen 12, SE-171-41 SOLNA, Sweden, Telephone: [phone], Fax: [phone]

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

TPMH1255E01
MAR. 1999