R7250 HAMAMATSU [Hamamatsu Corporation], R7250 Datasheet - Page 7

• Manufacturer Part Number: R7250
• Description: LARGE PHOTOCATHODE AREA PHOTOMULTIPLIER TUBES
• Manufacturer: HAMAMATSU [Hamamatsu Corporation]

GR5912, R5912-02
GR8055
DIMENSIONAL OUTLINE
INPUT WINDOW
INPUT
WINDOW
DY7
DY5
FOCUS3
20-PIN BASE
JEDEC No. B20-102
DY9
IC
DY3
20-PIN BASE
JEDEC No. B20-102
5
6
4
P
7
3
IC
8
(Bottom View)
DY1
2
9
1
R5912
IC
10
11 12
IC
20
K
19
DY10
13
18
FOCUS2
14
17
DY8
15
16
FOCUS1
DY6
DY2
IC
DY4
52.5 MAX.
84.5 ± 2.0
190 MIN.
202 ± 5
FOCUS3
DY9
DY11
DY7
PHOTOCATHODE
DY5
DY13
DY3
5
6
4
7
3
8
(Bottom View)
DY1
P
2
R5912-02
9
52.5 MAX.
312 MIN.
IC
1
10
213 ± 3
332 ± 5
202 ± 3
DY14
11 12
20
K
19
13
DY12
FOCUS2
18
14
17
15
DY10
16
DY2
PHOTOCATHODE
DY8
DY4
FOCUS1
DY6
IC: Internal Connection
(Do not use)
TPMHA0500EA
(Unit: mm)
METAL STEM FLANGE
GR7081, R7081-20
INPUT WINDOW
DY7
DY5
FOCUS3
DY9
IC
DY3
DY7
DY5
FOCUS3
DY9
IC
DY3
20-PIN BASE
JEDEC No. B20-102
IC
5
6
4
5
6
4
7
P
7
3
3
8
(Bottom View)
IC
8
DY1
(Bottom View)
DY1
2
P
2
9
9
R7081
1
IC
10
1
IC
10
11 12
IC
20
11 12
DY10
K
19
DY10
13
20
18
FOCUS2
14
K
15
17
DY8
16
19
FOCUS1
13
IC
DY6
IC
18
DY2
DY4
14
IC
17
15
DY8
16
FOCUS1
DY6
FOCUS2
DY4
DY2
52.5 MAX.
84.5 ± 2.0
220 MIN.
253 ± 5
IC: Internal Connection
FOCUS3
PHOTOCATHODE
DY9
DY11
DY7
DY5
(Do not use)
DY13
DY3
6
5
4
7
3
8
(Bottom View)
DY1
P
2
R7081-20
9
TPMHA0502EA
1
IC
10
DY14
11 12
20
K
19
13
DY12
FOCUS2
18
14
17
15
DY10
16
DY2
DY8
DY4
DY6
FOCUS1
IC: Internal Connection
(Do not use)
TPMHA0501EA