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參數(shù)資料
| 型號(hào)： | INA102AU |
| 英文描述： | 680K 1% 100PPM TKF |
| 中文描述： | 低功耗儀表放大器 |
| 文件頁(yè)數(shù)： | 8/13頁(yè) |
| 文件大?。?/td> | 173K |
| 代理商： | INA102AU |
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15
4
5
6
7
14
INA102
11
Resistance
Bridge
V
R
R
R
R
e
1
e
1
Shield
e
IN
e
2
+In
–In
10
+15V
–15V
9
12
1000
x
1
16
+15V
Optional
Offset Adjust
100k
e
OUT
= 1000 (e
2
– e
1
)
INA102 replaces classical three-op-amp
instrumentation amplifier.
FIGURE 5. Amplification of a Differential Voltage from a Resistance Bridge.
e
OUT
= G (
e
IN
)
G = 1 + (40k
/
[R
G
+ R
Y
])
R
G
= (40k – R
Y
[G – 1])
/
(G – 1)
R
Y
≈
4.4k
, 404
, or 40
in gains
of 10, 100, or 1000 respectively.
Note: Gain drift will be higher than that
specified with internal resistors only.
15
3
7
6
14
INA102
11
Shield
+In
–In
10
+15V
–15V
9
12
100
x
e
OUT
Transducer
or
Analog
Signal
Transformer
Noise
(60Hz Hum)
Noise
(60Hz Hum)
R
G
FIGURE 6. Amplification of a Transformer-Coupled Analog Signal Using External Gain Set.
15
3
7
6
14
INA102
11
+In
–In
10
+15VDC
+15VDC
9
12
10
x
G = 100
OPA27
–15VDC
+V
OFFSETTING
500
1M
Span
Adjust
10k
VFC32/
320/62
HCPL-
2731
Opto-
Coupler
ISO
Supply
+15VDC
–15VDC
+15VDC
–15VDC
+15VDC
Digital
100
4990
15k
K
Thermocouple
1M
Up-Scale
Burn-Out
Indication
IN914
Cold
Junction
Compensation
–15VDC
100k
Zero Adjust
+15VDC
–15VDC
–15VDC
FIGURE 7. Isolated Thermocouple Amplifier with Cold Junction Compensation.
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PDF描述 |
|---|---|
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| INA102CG | 制造商:BB 制造商全稱:BB 功能描述:Low Power INSTRUMENTATION AMPLIFIER |
| INA102KP | 制造商:Texas Instruments 功能描述:SP AMP INSTR AMP TRIPLE 18V 8PDIP - Rail/Tube |
| INA103 | 制造商:BB 制造商全稱:BB 功能描述:Low Noise, Low Distortion INSTRUMENTATION AMPLIFIER |
| INA103_07 | 制造商:BB 制造商全稱:BB 功能描述:Low Noise, Low Distortion INSTRUMENTATION AMPLIFIER |
| INA10386 | 制造商:AGILENT 制造商全稱:AGILENT 功能描述:Low Noise, Cascadable Silicon Bipolar MMIC Amplifier |
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