參數(shù)資料
型號(hào): INA145
元件分類: 差分放大器
英文描述: Programmable Gain DIFFERENCE AMPLIFIER
中文描述: 可編程增益差分放大器
文件頁(yè)數(shù): 6/11頁(yè)
文件大?。?/td> 127K
代理商: INA145
6
INA145
TYPICAL PERFORMANCE CURVES
(Cont.)
At T
A
= +25
°
C, V
S
=
±
15V, G = 1, R
L
= 10k
connected to ground and Ref pin connected to ground, unless otherwise noted.
QUIESCENT CURRENT AND
SHORT-CIRCUIT CURRENT vs TEMPERATURE
Temperature (
°
C)
I
Q
μ
A
–60
–40
0
–20
80
100
I
SC
I
Q
120 140
670
650
630
610
590
570
550
530
510
490
470
I
S
20
18
16
14
12
10
8
6
4
2
0
20
60
40
G = 1
SLEW RATE vs TEMPERATURE
Temperature (
°
C)
S
μ
s
–60
–40
0
–20
80
100
120 140
0.6
0.55
0.5
0.45
0.4
0.35
0.3
0.25
0.2
20
60
40
G = 1
OFFSET VOLTAGE
PRODUCTION DISTRIBUTION
R
Offset Voltage, RTI (mV)
0
0
0
0
0
1
Typical Production
Distribution of
Packaged Units.
V
S
=
±
2.25V
+25
°
C
MAXIMUM OUTPUT VOLTAGE SWING
vs OUTPUT CURRENT
15
10
5
0
–5
–10
–15
0
2
4
6
8
10
12
14
16
Output Current (mA)
O
–55
°
C
–25
°
C
+25
°
C
+85
°
C
+125
°
C
+85
°
C
–55
°
C
+125
°
C
–25
°
C
SETTLING TIME vs LOAD CAPACITANCE
Load Capacitance (nF)
S
μ
s
1
100
160
140
120
100
80
60
40
20
0
10
G = 1
0.01%
G = 10
0.01%
G = 10
0.1%
G = 1
0.1%
GAIN AND PHASE vs FREQUENCY
Op Amp A1 and A2
Frequency (Hz)
O
P
°
)
1
10
100
100k
1M
110
100
90
80
70
60
50
40
30
20
10
0
–10
–90
–135
–180
1k
10k
R
L
= 10k
|| 200pF
R
L
= 1nF
Φ
G
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