參數(shù)資料
型號(hào): AMP01*
元件分類: 測(cè)量放大器
英文描述: Low Noise. Precision Instrumentation Amplifier
中文描述: 低噪聲。精密儀表放大器
文件頁(yè)數(shù): 17/22頁(yè)
文件大?。?/td> 244K
AMP01
–17–
REV. D
+
+IN
–IN
R
G
14
15
12
13
7
9
8
REFERENCE
10
11
18
1
2
3
10k
V
SENSE
0.047
m
F
VOLTAGE GAIN, G = 100
POWER BANDWIDTH (–3dB), 60kHz
QUIESCENT CURRENT, 4mA
LINEARITY
~
0.01% @ FULL OUTPUT INTO 10
V
10
m
F
+
0.047
m
F
100
V
0.047
m
F
2N4921
2N4918
+15V
V
OUT
(
6
10V INTO 10
V
)
–15V
AMP01
R
S
R
S
V+
V–
R
G
R
G
GND
Figure 38. Adding Two Transistors Increases Output Current to
±
1 A Without Affecting the Quiescent Current of 4 mA.
Power Bandwidth is 60 kHz.
0.047
m
F
OUT
100k
V
100k
V
+IN
–IN
IC2
+15V
–15V
7
6
4
3
2
R
S
10k
V
R
S
AMP01
R
S
V
IOS
NULL
V
OOS
NULL
V+
V–
R
G
R
G
15
14
13
12
7
18
1
2
3
16
17
4
5
10
11
8
9
SENSE
REFERENCE
GND
0.047
m
F
–15V
+
+
+
+
10
8
6
4
3
IC1
+15V
G1
G10
G100
G1000
5
7
9
11
TTL COMPATIBLE INPUTS
27k
V
2.7k
V
12
13
14
1
2
47k
V
47k
V
47k
V
47k
V
200k
V
20k
V
2k
V
196
V
Q4
Q5
Q3
Q2
Q1
+15V
Q1, Q2...........J110
Q3, Q4, Q5....J107
IC1 ...............CMP-04
IC2 ...............OP15GZ
LINEARITY~0.005%, G = 10 AND 100
~0.02%, G = 1 AND 1000
GAIN ACCURACY, UNTRIMMED~0.5%
SETTLING TIME TO 0.01%, ALL GAINS,
LESS THAN 75
m
s
GAIN SWITCHING TIME, LESS THAN 100
m
s
Figure 39. The AMP01 Makes an Excellent Programmable-Gain Instrumentation Amplifier. Combined Gain-Switching
and Settling Time to 13 Bits Falls Below 100
μ
s. Linearity Is Better than 12 Bits over a Gain Range 1 to 1000.
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