參數(shù)資料
型號： INA121U
元件分類： 測量放大器
英文描述： Precision Gain of 5 Instrumentation Amplifier
中文描述： 5精密增益儀表放大器
文件頁數(shù)： 2/12頁
文件大?。?/td> 220K
代理商： INA121U
2
INA121
SPECIFICATIONS: V
S
=
±
15V
At T
A
= +25
°
C, V
S
=
±
15V, R
L
= 10k
, and IA reference = 0V, unless otherwise noted.
6
Specification same as INA121P, U.
NOTE: (1) Temperature coefficient of the “Internal Resistor” in the gain equation. Does not include TCR of gain-setting resistor, R
G
.
INA121P, U
INA121PA, UA
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
INPUT
Offset Voltage, RTI
vs Temperature
vs Power Supply
Long-Term Stability
Impedance, Differential
±
200
±
200/G
±
2
±
2/G
±
5
±
20/G
±
0.5
10
12
|| 1
10
12
|| 12
±
500
±
500/G
±
5
±
20/G
±
50
±
150/G
±
300
±
200/G
±
1000
±
1000/G
6
6
6
6
6
6
μ
V
±
15
±
20/G
6
μ
V/
°
C
μ
V/V
μ
V/mo
|| pF
|| pF
V
S
=
±
2.25V to
±
18V
Common-Mode
V
O
= 0V
Input Voltage Range
Safe Input Voltage
Common-Mode Rejection
See Text and Typical Curves
±
40
6
V
V
CM
= –12.5V to 13.5V
G = 1
G = 10
G = 100
G = 1000
V
CM
= 0V
78
91
96
86
100
106
106
±
4
72
85
90
6
6
6
6
dB
dB
dB
dB
pA
BIAS CURRENT
vs Temperature
Offset Current
vs Temperature
NOISE, RTI
Voltage Noise: f = 10Hz
±
50
6
6
6
6
6
See Typical Curve
±
0.5
See Typical Curve
pA
R
= 0
G = 100
G = 100
G = 100
G = 100
30
21
20
1
1
6
6
6
6
6
nV/
√
Hz
nV/
√
Hz
nV/
√
Hz
μ
Vp-p
fA/
√
Hz
f = 100Hz
f = 1kHz
f
= 0.1Hz to 10Hz
Current Noise: f = 1kHz
GAIN
Gain Equation
Range of Gain
Gain Error
1 + (50k
/R
G
)
6
V/V
V/V
1
10,000
6
6
V
O
= –14V to 13.5V
G = 1
G = 10
G = 100
G = 1000
G = 1
G > 1
±
0.01
±
0.03
±
0.05
±
0.5
±
1
±
25
±
0.05
±
0.4
±
0.5
6
6
6
6
6
6
±
0.1
±
0.5
±
0.7
%
%
%
%
Gain vs Temperature
(1)
±
10
±
100
6
6
ppm/
°
C
ppm/
°
C
Nonlinearity
V
O
= –14V to 13.5V
G = 1
G = 10
G = 100
G = 1000
±
0.0002
±
0.0015
±
0.0015
±
0.002
±
0.001
±
0.005
±
0.005
6
6
6
6
±
0.002
±
0.008
±
0.008
% of FSR
% of FSR
% of FSR
% of FSR
OUTPUT
Voltage: Positive
R
L
= 100k
R
L
= 100k
R
L
= 10k
R
L
= 10k
(V+)–0.9
(V–)+0.15
(V+)–0.9
(V–)+0.25
1000
±
14
6
6
6
6
6
6
V
V
V
V
pF
mA
Negative
Positive
Negative
(V+)–1.5
(V–)+1
6
6
Capacitance Load Drive
Short-Circuit Current
FREQUENCY RESPONSE
Bandwidth, –3dB
G = 1
G = 10
G = 100
G = 1000
600
300
50
5
0.7
20
35
260
5
6
6
6
6
6
6
6
6
6
kHz
kHz
kHz
kHz
V/
μ
s
μ
s
μ
s
μ
s
μ
s
Slew Rate
Settling Time, 0.01%
V
O
=
±
10V, G
≤
10
G = 1 to 10
G = 100
G = 1000
50% Input Overload
Overload Recovery
POWER SUPPLY
Voltage Range
Quiescent Current
TEMPERATURE RANGE
Specification
Operating
Storage
Thermal Resistance,
θ
JA
8-Lead DIP
SO-8 Surface Mount
±
2.25
±
15
±
450
±
18
±
525
6
6
6
6
6
V
μ
A
I
O
= 0V
–40
–55
–55
85
125
125
6
6
6
6
6
6
°
C
°
C
°
C
100
150
6
6
°
C/W
°
C/W
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
INA121U 制造商:Texas Instruments 功能描述:IC SM AMP INSTRUMENTATION
INA121U 制造商:Texas Instruments 功能描述:IC AMP INSTRUMENTATION SOIC8 121
INA121U/2K5 功能描述:儀表放大器 FET-Input Low Power Instrumentation Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
INA121U/2K5G4 功能描述:儀表放大器 FET-Input Low Power Instrumentation Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
INA121UA 功能描述:儀表放大器 FET-Input Low Power Instrumentation Amp RoHS:否 制造商:Texas Instruments 通道數(shù)量: 輸入補償電壓:150 V 可用增益調(diào)整: 最大輸入電阻:10 kOhms 共模抑制比（最小值）:88 dB 工作電源電壓:2.7 V to 36 V 電源電流:200 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:MSOP-8 封裝:Bulk
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