參數(shù)資料
型號: OP482
廠商: Analog Devices, Inc.
英文描述: Quad Low Power, High Speed JFET Operational Amplifiers(低功耗,高速四運算放大器)
中文描述: 四路低功耗,高速場效應(yīng)運算放大器(低功耗,高速四運算放大器)
文件頁數(shù): 8/12頁
文件大小: 267K
代理商: OP482
OP282/OP482
REV. B
–8–
FREQUENCY – Hz
1k
10k
100k
1M
100M
10M
0
40
20
80
60
O
P
90
135
0
45
180
V
S
= ±15V
T
A
= +25
°
C
Figure 5. Open-Loop Gain, Phase
vs. Frequency
FREQUENCY – Hz
1M
1k
10k
100k
100M
10M
A = +100
A = +1
A = +10
C
10
30
20
40
50
60
0
–10
–20
V
S
= ±15V
T
A
= +25
°
C
Figure 6. Closed-Loop Gain vs.
Frequency
60
45
40
55
50
P
125
–75
–25
–50
25
0
50
75
100
TEMPERATURE – °C
V = ±15V
R
L
= 10k
GBW
M
50
3.5
3.0
4.5
4.0
Z
Figure 7. OP482 Phase Margin and
Gain Bandwidth Product vs.
Temperature
O
500
0
300
100
LOAD CAPACITANCE – pF
200
400
70
10
0
60
50
40
30
20
A
= +1
NVCL
POSITIVE EDGE
V
S
= ±15V
R
L
= 2k
V
IN
= 100mV p-p
A
VCL
= +1
Figure 11. Small Signal Overshoot
vs. Load Capacitance
1000
1.0
0.1
100
10
I
TEMPERATURE – °C
125
–25
–50
25
0
50
75
100
V
CM
= 0
V
S
= ±15V
Figure 12. OP282 Input Bias Current
vs. Temperature
COMMON - MODE VOLTAGE – V
15
–15
0
5
10
–10
–5
T
A
= +25
°
C
V
S
= ±15V
I
100
1
1000
0.1
10
Figure 13. OP282 Input Bias Current
vs. Common-Mode Voltage
125
–75
–25
–50
25
0
50
75
100
TEMPERATURE – °C
O
30
35
20
15
5
25
10
V = ±15V
R
L
= 10k
Figure 8. Open-Loop Gain (V/mV)
S
20
25
15
10
5
L
C
L
= 50pF
125
–75
–25
–50
25
0
50
75
100
TEMPERATURE –°C
– SR
+ SR
V
S
= ±15V
R
L
= 10k
Figure 9. OP282/OP482 Slew Rate
vs. Temperature
FREQUENCY – Hz
10
100
1k
10k
80
0
20
10
40
30
50
60
70
V
V = ±15V
T = +25°C
Figure 10. Voltage Noise Density
vs. Frequency
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