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參數(shù)資料
| 型號： | OPT201 |
| 英文描述： | OPT201 - DISCONTINUED PRODUCT. No longer recommended for new design. |
| 中文描述： | OPT201 -已停產(chǎn)產(chǎn)品。不再推薦用于新設(shè)計。 |
| 文件頁數(shù)： | 9/11頁 |
| 文件大小： | 183K |
| 代理商： | OPT201 |
9
OPT201
FIGURE 5. “T” Feedback Network.
1M
OPT201
3
40pF
75
2
8
5
4
1
V–
λ
V+
R
1
19k
R
F
R
2
1k
V
O
= R
D
R
F
R
2
1
+ R
2
Advantages: High gain with low resistor values.
Less sensitive to circuit board leakage.
D
value for R
F
.
FIGURE 7. Differential Light Measurement.
FIGURE 8. Current Output Circuit.
1M
OPT201
3
40pF
75
2
8
5
4
1
NC
λ
R
F
1M
OPT201
3
40pF
75
2
8
5
4
1
V
O
V–
λ
V+
R
F
This OPT201 used
as photodiode, only.
NC
V
O
= (I
D2
–
I
D1
)
R
F
I
D1
I
D2
Bandwidth is reduced to
2.8kHz due to additional
photodiode capacitance.
1M
OPT201
3
40pF
75
2
8
5
4
1
R
1
1k
–15V
λ
+15V
R
F
I
D
I
O
≤
5mA
I
O
= I
D
1 + R
F
R
1
FIGURE 6. Summing Output of Two OPT201s.
1M
OPT201
3
40pF
75
2
8
5
4
1
V
O
= I
D1
R
F1
+ I
D2
R
F2
V–
λ
V+
R
F1
1M
OPT201
3
40pF
75
2
8
5
4
1
V
O
= I
D2
R
F2
V–
λ
V+
R
F2
Max linear
input voltage
(V+) –0.6V typ
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