参数资料
型号: AD8202_05
厂商: Analog Devices, Inc.
元件分类: 运动控制电子
英文描述: High Common-Mode Voltage, Single-Supply Difference Amplifier
中文描述: 高共模电压,单电源差分放大器
文件页数: 3/20页
文件大小: 248K
代理商: AD8202_05
AD8202
SPECIFICATIONS
SINGLE SUPPLY
T
A
= operating temperature range, V
S
= 5 V, unless otherwise noted.
Table 1.
Parameter
Conditions
SYSTEM GAIN
Initial
Error
0.02 ≤ V
OUT
≤ 4.8 V dc @ 25°C
vs. Temperature
VOLTAGE OFFSET
Input Offset (RTI)
V
CM
= 0.15 V; 25°C
vs. Temperature
40°C to +125°C
40°C to +150°C
INPUT
Input Impedance
Differential
Common Mode
CMV
Continuous
CMRR
1
V
CM
= 8 V to +28 V
PREAMPLIFIER
Gain
Gain Error
Output Voltage Range
Output Resistance
OUTPUT BUFFER
Gain
Gain Error
0.02 ≤ V
OUT
≤ 4.8 V dc
Output Voltage Range
Input Bias Current
Output Resistance
DYNAMIC RESPONSE
System Bandwidth
V
IN
= 0.1 V p-p; V
OUT
= 2.0 V p-p
Slew Rate
V
IN
= 0.2 V dc; V
OUT
= 4 V step
NOISE
0.1 Hz to 10 Hz
Spectral Density, 1 kHz (RTI)
POWER SUPPLY
Operating Range
Quiescent Current vs.
Temperature
PSRR
V
S
= 3.5 V to 12 V
TEMPERATURE RANGE
For Specified Performance
1
Source imbalance <2 Ω.
2
The AD8202 preamplifier exceeds 80 dB CMRR at 10 kHz. However, because the signal is available only by way of a 100 kΩ resistor, even the small amount of pin-to-
pin capacitance between Pin 1, Pin 8 and Pin 3, Pin 4 might couple an input common-mode signal larger than the greatly attenuated preamplifier output. The effect of
pin-to-pin coupling can be neglected in all applications by using filter capacitors at Node 3.
Rev. D | Page 3 of 20
AD8202 SOIC
Min
Typ
20
0.3
1
1
10
+0.3
260
325
135
170
8
82
82
80
10
0.3
0.02
97
100
2
0.3
0.02
40
2
30
50
0.28
10
275
3.5
0.25
AD8202 MSOP
Min
Typ
20
1
2
20
+2
260
325
135
170
8
82
82
80
10
0.3
0.02
97
100
2
0.3
0.02
40
2
30
50
0.28
10
275
3.5
0.25
AD8202 Die
Min
Typ
20
0.3
1
1
10
+0.3
15
+5
260
325
135
170
8
82
82
80
10
0.3
0.02
97
100
2
0.3
0.02
40
2
30
50
0.28
10
275
3.5
0.25
Max
+0.3
20
+1
+10
390
205
+28
+0.3
4.8
103
+0.3
4.8
12
1.0
Max
25
+2
+20
390
205
+28
+0.3
4.8
103
+0.3
4.8
12
1.0
Max
+0.3
30
+1
+10
+15
390
205
+28
+0.3
4.8
103
+0.3
4.8
12
1.0
Unit
V/V
%
ppm/°C
mV
μV/°C
μV/°C
V
dB
dB
dB
V/V
%
V
V/V
%
V
nA
Ω
kHz
V/μs
μV p-p
nV/√Hz
V
mA
f = dc
f = 1 kHz
f = 10 kHz
2
V
O
= 0.1 V dc
75
40
83
+125
75
40
83
+125
75
40
83
+150
dB
°C
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