PHOTOMULTIPLIER TUBE R821

Figure 1: Typical Spectral Response

TPMH1210E01

JUL. 1998

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 Limted: 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

TPMHB0511EA

Figure 2: Typical Gain Characteristics

TPMHB0512EA

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

TPMHA0432EB

TACCA0047EA

Socket (Supplied)

(E678-12L)

100

10

1

0.1

0.01

100

200

150

250

300

350

400

WAVELENGTH (nm)

CATHODE

RADIANT

SENSITIVITY

QUANTUM

EFFICIENCY

500

600

700

800

1000

1500

SUPPLY VOLTAGE (V)

DY3

DY5

DY7

DY9

P

SHORT PIN

1

2

3

4

5

6

7

8

9

10

11

12

DY10

DY8

DY6

DY4

DY2

K

DY1

19 ± 1

FACEPLATE

PHOTOCATHODE

12 PIN BASE

15MIN.

35

28.6

13

360

13

18

2

18

13

2-R4

2- 3.2