參數(shù)資料
型號(hào): AD705
廠商: Analog Devices, Inc.
英文描述: Picoampere Input Current Bipolar Op Amp(輸入微微安培電流雙極性運(yùn)放)
中文描述: Picoampere輸入電流雙極運(yùn)算放大器(輸入微微安培電流雙極性運(yùn)放)
文件頁數(shù): 4/8頁
文件大小: 455K
代理商: AD705
AD705–Typical Characteristics
(@ +25
8
C, V
S
=
6
15 V, unless otherwise noted)
0
20
40
60
80
100
0
INPUT OFFSET VOLTAGE – Microvolts
40
20
20
+
40
+
80
–60
+60
+80
SAMPLE SIZE: 610
N
Figure 1. Typical Distribution of
Input Offset Voltage
I
(
+V
S
–0.5
–1.0
–1.5
+1.5
+1.0
+0.5
–V
S
0
5
10
15
20
SUPPLY VOLTAGE –
±
Volts
Figure 4. Input Common-Mode
Voltage Range vs. Supply Voltage
SAMPLE SIZE: 85
–55
°
C TO +125
°
C
50
40
30
20
10
0
N
–0.4
–0.2
0
+0.2
+0.4
OFFSET VOLTAGE DRIFT – μV/
°
C
Figure 7. Typical Distribution of
Offset Voltage Drift
0
INPUT BIAS CURRENT – Picoamperes
–120
–60
+60
+120
200
160
120
80
40
0
N
SAMPLE SIZE:
1040
Figure 2. Typical Distribution of
Input Bias Current
1k
10k
FREQUENCY – Hz
100k
1M
0
10
5
15
20
25
30
35
O
Figure 5. Large Signal Frequency
Response
0
1
WARM-UP TIME IN MINUTES
2
3
4
5
4
3
2
1
0
C
Figure 8. Change in Input Offset
Voltage vs. Warm-Up Time
0
40
80
120
160
200
INPUT OFFSET CURRENT – Picoamperes
SAMPLE SIZE: 510
–120
–60
0
+60
+120
N
Figure 3. Typical Distribution of
Input Offset Current
1k
10k
100k
1M
10M
100M
SOURCE RESISTANCE –
SOURCE RESISTANCE
MAY BE EITHER BALANCED
OR UNBALANCED
100
10
1.0
0.1
O
°
C
Figure 6. Offset Voltage Drift vs.
Source Resistance
60
40
20
0
–20
–40
–60
–15
–10
COMMON MODE VOLTAGE – Volts
–5
0
+5
+10
+15
NEGATIVE I
B
POSITIVE I
B
I
Figure 9. Input Bias Current vs.
Common-Mode Voltage
REV. B
–4–
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