HAMAMATSU R212 Datasheet

FEATURES

28mm (1-1/8 Inch) Diameter Side-on
185 to 650nm Spectral Response
High Gain and Low Dark Current Variant of 1P28

PHOTOMULTIPLIER TUBE

R212

GENERAL

Parameter Description/value Unit

Spectral Response
Wavelength of Maximum Response
Photo­cathode
Window Material

Dynode

Direct
Interelectrode
Capacitances

Base
Suitable Socket

Material
Minimum Useful Size

Structure
Number of Stages
Anode to Last Dynode
Anode to All Other Electrodes

185 to 650

340
Sb-Cs
8 × 24

UV glass

Circular-cage

9
4
6

JEDEC No. B11-88

E678-11A

nm
nm

—

mm

—
—

—
pF
pF

—

—

Figure 1: Typical Spectral Response

100

10

QUANTUM
EFFICIENCY

1

QUANTUM EFFICIENCY (%)

0.1

CATHODE RADIANT SENSITIVITY (mA/W)

0.01
200 400 600 800

WAVELENGTH (nm)

CATHODE
RADIANT
SENSITIVITY

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.

1998 Hamamatsu Photonics K.K.

©

PHOTOMULTIPLIER TUBE R212

MAXIMUM RATINGS (Absolute Maximum Values)

Parameter Value Unit

Between Anode
Supply
Voltage

and Cathode

Between Anode

and Last Dynode
Average Anode Current
Ambient Temperature

1250

250

0.1

-80 to +50

Vdc

Vdc

mA

°C

CHARACTERISTICS (at 25°C)

Parameter Typ.Min. Max. Unit

—
—
—
—
—
—
—
—

10

—
—

A/lm
A/W

A/W
µA/lm
mA/W
mA/W

%
—

nA

ns
ns

Anode
Sensitivity

Luminous (2856K)
Radiant

Luminous (2856K)
Cathode
Sensitivity

Radiant

Quantum Efficiency
Gain
Anode Dark Current
Time
Response

Anode Pulse Rise Time

Electron Transit Time

at 340nm
at 254nm

at 340nm
at 254nm

(after 30minutes)

50
—
—
25
—
—
—
—
—
—
—

300

3.6 × 10

3.0 × 10
40
48
40

20

at 270nm

7.5 × 10

2.2
22

5
5

6

1

VOL TAGE DISTRIBUTION RA TIO AND SUPPLY VOLTAGE

Electrodes
Ratio

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

K Dy11Dy21Dy31Dy41Dy51Dy61Dy71Dy81Dy91P

1

Figure 2: Typical Gain Characteristics

TPMSB0144EA

8

10

7

10

6

10

5

10

GAIN

4

10

3

10

2

10

250 300 400 700 1000 1500 2000

SUPPLY VOLTAGE (V)

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

28.5 ± 1.5
8MIN.

PHOTOCATHODE

DY5

5

DY4

4

3

24MIN.

32.2 ± 0.5

11 PIN BASE
JEDEC No. B11-88

80MAX.

49.0 ± 2.5

94MAX.

DY3

2

DY2

1

DY1

DIRECTION OF LIGHT

Socket (Option)

(E678-11A)

49
38

DY6

DY7

6

7

DY8

8

9

DY9

10

P

11

K

29

TPMSA0001EA TACCA0064EA

5

33

3.5

4

18

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

TPMS1041E01
JUN. 1998