HAMAMATSU R3998-02 Datasheet

PHOTOMULTlPLlER TUBE

R3998–02

For High Energy Physics and Scintillation Counting,

28mm(1–1/8 Inch) Diameter, Low Profile,

Bialkali Photocathode, 9–Stage, Head–On Type

GENERAL

Parameter

Spectral Response 300 to 650
Wavelength of Maximum Response 420 nm
Photocathode

Material
Window Material Borosilicate glass

Dynode
Base

SuitabIe Socket

MateriaI Bialkali
Minimum Effective Area 25 mm dia.

Structure
Number of Stages

Description / Value

Box(3) and Line(6)

9

14–pin glass base

E678–14C (Supplied)

Unit

nm

MAXIMUM RATINGS (Absolute Maximum Values)

Parameter Value

Supply Voltage
Avarage Anode Current

Ambient Temperature

Between Anode and Cathode
Between Anode and Last Dynode

1500

250

0.1

–80 to +50

CHARACTERISTlCS (at 25 )

Parameter Max.Typ.Min.

Cathode
Sensitivity

Anode Sensitivity
Gain

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

NOTE:

Anode characteristics are measured with the voItage distribution ratio shown below.

Luminous (2856K)
Radiant at 420nm
Blue (CS–5–58 filter)
Luminous (2856K)
Radiant at 420nm

Anode Pulse Rise Time
Electron Transit Time

60

50

90
85

10.5
120

1.1 10

1.3 10
2

3.4
23

VOLTAGE DlSTRlBUTlON RATlO AND SUPPLY VOLTAGE

Electrodes
Ratio 3 1 1 1 11 1.5 1 1 1 1

SuppIy Voltage : 1000Vdc, K : Cathode, Dy : Dynode, P : Anode, G : Grid

K Dy1G Dy2 Dy3 Dy4 Dy5 Dy6 Dy7 Dy8 Dy9 P

Unit

Vdc
Vdc

mA

Unit

A/lm

mA/W

A/lm b

5
6

10

A/lm
A/W

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.
lnformation furnished by HAMA M ATSU is believed to be reliabIe. However, no responsibility is assumed for possibIe inaccuracies or commission. Specifications are

subjected to change without notice. No patent right are granted to any of the circuits described herein.

1996 Hamamatsu Photonics K.K.

©

PHOTOMULTlPLlER TUBE R3998–02

Figure 1: Typical Spectral Response

TPMHB0204EA

100

10

CATHODE
RADIANT
SENSITIVITY

1

QUANTUM
EFFICIENCY

QUANTUM EFFICIENCY (%)

0.1

CATHODE RADIANT SENSITIVITY (mA/W)

0.01
200 800600400

WAVELENGTH (nm)

Figure 2: Dimensional Outline and Basing Diagram (Unit : mm)

28.5 0.5

FACEPLATE

25MIN.

PHOTO­CATHODE

DY8

DY6

4

60 2

IC

DY4

DY2

P

6

5

3

2

G
SHORT PIN

DY9

DY7

8

7

9

DY5

10

11

IC

12

DY3

13

1

14

DY1

K

BOTTOM VIEW

(BASING DIAGRAM)

14 PIN BASE

13MAX.

TPMHA0114EA

2- 3.5

Socket

(E678–14C)

44
35

26

25

2.5

11.6

19.1

7

9

30

TACCA0004EA

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, 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.: Via Della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: [phone], Fax: [phone]

TPMH1150E01
APR. 1996