25mm (1”) photomultiplier l25d32 series data sheetdivider a divider b g a i 0.1 1 10 10 4 10 5 a /...
TRANSCRIPT
-
PRELIM
INA
RY
25mm (1”) photomultiplierL25D32 series data sheet
description1
2 applications
3 features
window characteristics4
100 300 500 700 9000
10
20
30
%
wavelength nm
quan
tum
effic
ienc
y
typical spectral response curves5
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.00.1
1
10
100
1,000
10,000
104
105
106
107
108
200
2,000
A/l
m
divider Bdivider A gai
0.1
1
10
104
105
A/l
m
Vk-a (kV)2.01.21.00.50.2
gain
typical voltage gain characteristics7
photocathode: bialkali active diameter quantum efficiency at peak luminous sensitivity with CB filter with CR filterdynodes: 6 LF anode sensitivity: nominal anode sensitivity max. rated anode sensitivity overall V for nominal A/lm overall V for max. rated A/lm gain at nominal A/lmdark current at 20 C: dc at nominal A/lm dc at max. rated A/lm dark count ratepulsed linearity(-5% deviation)pulse height resolution:
Na with 1” x 1” LSO air gaptiming: at 1500 V multi electron rise time single electron jitter (fwhm) transit timeweight:maximum ratings: anode current cathode current gain anode sensitivity temperature V (k-a) V (k-d1) V (d-d)
6 characteristics
mm%
mA/lm
A/lmA/lm
VV
x10
nAnAs
mA
%
nspsnsg
mAnA
x 10A/lm
CVVV
-30
-2880112
210
110016002.5
0.42-
TBD
12-
0.7TBD
8 19
3
100201.21050
1700600225
unit min typ max
o
4
-1
5
o
(1)
(2)
subject to not exceeding max.rated sensitivity subject to not exceeding max. rated V(k-a)(1) (2)
The L25D32 is a 25 mm (1”) diameter,end window photomultiplier with a blue-greensensitive bialkali photocathode and 6 linear focusedtype dynodes.
low gain application
fast time response
L25D32hard glass
spectral range*(nm)refractive index (n )
K (ppm)Th (ppb)U (ppb)
290-6301.49
(tbd)
22
8.5
22
1.6
-
d
PRELIM
INA
RY
voltage divider distribution8
Standard
k d d d d d d a1 2 3 4 5 6 4 1.5 1.5 1 1.5 1 1
Characteristics contained in this data sheet refer tostandard divider.
external dimensions mm9
10 base configuration (viewed from below)
ordering information11
voltage dividers12
© ADIT Electron Tubes 2013DS_L25D32 Issue 1 (08.24.17)
ADIT Electron Tubes300 Crane StreetSweetwater, Texas 79556 U.S.A.tel:(325)235-1418toll free:(800)399-4557fax:(325)235-2872email:[email protected]:www.electrontubes.com
ET Enterprises Limited45 Riverside WayUxbridge UB8 2YFUnited Kingdomtel:+44(0)1895 2000880fax:+44(0)1895 270273email:[email protected]:www.et-enterprises.com
The company reserves the right to modify these designs and specifications without notice.Developmental devices are intended for evaluation and no obligation is assumed for futuremanufacture. While every effort is made to ensure accuracy of published information the company cannot be held responsible for errors or consequences arising therefrom.
ISO 9001:2008 RegisteredBSI Certificate 537654
choose accessories for this pmt on our website
1
7 8
13
The L25D32 can be supplied with a custom designed voltage divider installed.
T.B.D. max withelectromagneticshielding
T.B.D. max withelectrostatic
shielding
insulating sleeve
electromagneticshielding
conductive coating
L25D32base options
specification optionsnnn special requirements
unique designator
w
A
Lflying lead
temporary B12 cap
L25D32
Product with special test requirements, integral voltage dividernetwork or with one or more of the shielding options below will be assigned a suffix with the letter A followed by a unique 3digit number to designate the requirement.
d1
d3
nc
d5
dnca nc
6nc
d4d2
k1
234
56 7
8910
1112
kcut cutd1
d2d3cutcut
d4d5d6cut a cut
cut
L25D32L L25D32W
-+432
13max35
max
14.2max
43 2+-
45 max
25.40.5+-
L25D32L L25D32W
*nc-not connected