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參數(shù)資料
| 型號： | S7978 |
| 元件分類： | 光敏二極管 |
| 英文描述： | PHOTO DIODE |
| 文件頁數(shù)： | 1/2頁 |
| 文件大小： | 0K |
| 代理商： | S7978 |
Features
l High reliability photodiode with ceramic scintillator
High X-ray sensitivity: 1.8 times higher than CWO scintillator
Less afterglow: <0.1 %/3 ms, <0.01 %/30 ms
No deliquescence
l 5 × 5 element photodiode array
l Number of channels can be increased by connecting
several S7978 together.
Applications
l X-ray analysis, X-ray detection
PHOTODIODE
Si photodiode array
5 × 5 element array for X-ray detector
S7978
s Absolute maximum ratings (Ta=25
°C)
Parameter
Symbol
Value
Unit
Reverse voltage
VR Max.5
V
Operating temperature
Topr
-10 to +60
°C
Storage temperature
Tstg
-20 to +70
°C
s Electrical and optical characteristics (Ta=25
°C, per 1 element, without scintillator)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Spectral response range
λ
With resin
-
220 to 1000
-
nm
Peak sensitivity wavelength
λp
-
720
-
m
Photo sensitivity
S
λ=500 nm, with resin
-0.36
-A/W
Dark current
ID
VR=10 mV
-
0.1
10
pA
Terminal capacitance
Ct
VR=5 V, f=10 kHz
-
30
50
pF
s X-ray sensitivity (reference value, per 1 element, tube current: 1.0 mA, aluminum filter: t=6 mm, distance=830 mm)
X-ray tube voltage
Typ.
Unit
120 kV
2.1
nA
Note) Depends on equipment and measurement conditions.
1
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