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參數(shù)資料
型號: AD621BR-REEL
廠商: Analog Devices Inc
文件頁數(shù): 10/16頁
文件大?。?/td> 0K
描述: IC AMP INST LDRIFT LP 18MA 8SOIC
標(biāo)準(zhǔn)包裝: 2,500
放大器類型: 儀表
電路數(shù): 1
轉(zhuǎn)換速率: 1.2 V/µs
-3db帶寬: 800kHz
電流 - 輸入偏壓: 500pA
電壓 - 輸入偏移: 50µV
電流 - 電源: 900µA
電流 - 輸出 / 通道: 18mA
電壓 - 電源,單路/雙路(±): ±2.3 V ~ 18 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SO
包裝: 帶卷 (TR)
AD621A
AD621B
AD621S
1
Model
Conditions
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
GAIN
Gain Error
VOUT =
±10 V
0.15
0.05
0.15
%
Nonlinearity,
VOUT = –10 V to +10 V
RL = 2 k
2
10
2
10
2
10
ppm of FS
Gain vs. Temperature
–1
±5–1
±5
ppm/
°C
TOTAL VOLTAGE OFFSET
Offset (RTI)
VS =
±15 V
35
125
25
50
35
125
V
Over Temperature
VS =
±5 V to ±15 V
185
215
225
V
Average TC
VS =
±5 V to ±15 V
0.3
1.0
0.1
0.6
0.3
1.0
V/°C
Offset Referred to the
Input vs. Supply (PSR)
2
VS =
±2.3 V to ±18 V 110
140
120
140
110
140
dB
Total NOISE
Voltage Noise (RTI)
1 kHz
9
13
9
13
9
13
nV/
√Hz
RTI
0.1 Hz to 10 Hz
0.28
0.4
0.28
0.4
V p-p
Current Noise
f = 1 kHz
100
fA/
√Hz
0.1 Hz–10 Hz
10
pA p-p
INPUT CURRENT
VS =
±15 V
Input Bias Current
0.5
2.0
0.5
1.0
0.5
2
nA
Over Temperature
2.5
1.5
4
nA
Average TC
3.0
8.0
pA/
°C
Input Offset Current
0.3
1.0
0.3
0.5
0.3
1.0
nA
Over Temperature
1.5
0.75
2.0
nA
Average TC
1.5
8.0
pA/
°C
INPUT
Input Impedance
Differential
10 210 210 2G
pF
Common-Mode
10 210 210 2G
pF
Input Voltage Range
3
VS =
±2.3 V to ±5 V
–VS + 1.9
+VS – 1.2 –VS + 1.9
+VS – 1.2
–VS + 1.9
+VS – 1.2
V
Over Temperature
–VS + 2.1
+VS – 1.3 –VS + 2.1
+VS – 1.3
–VS + 2.1
+VS – 1.3
V
VS =
±5 V to ±18 V
–VS + 1.9
+VS – 1.4 –VS + 1.9
+VS – 1.4
–VS + 1.9
+VS – 1.4
V
Over Temperature
–VS + 2.1
+VS – 1.4 –VS + 2.1
+VS – 1.4
–VS + 2.3
+VS – 1.4
V
Common-Mode Rejection
Ratio DC to 60 Hz with
1 k
Source Imbalance
VCM = 0 V to
±10 V
110
130
120
130
110
130
dB
OUTPUT
Output Swing
RL = 10 k
,
VS =
±2.3 V to ±5 V
–VS + 1.1
+VS – 1.2 –VS + 1.1
+VS – 1.2
–VS + 1.1
+VS – 1.2
V
Over Temperature
–VS + 1.4
+VS – 1.3 –VS + 1.4
+VS – 1.3
–VS + 1.6
+VS – 1.3
V
VS =
±5 V to ±18 V
–VS + 1.2
+VS – 1.4 –VS + 1.2
+VS – 1.4
–VS + 1.2
+VS – 1.4
V
Over Temperature
–VS + 1.6
+VS – 1.5 –VS + 1.6
+VS – 1.5
–VS + 2.3
+VS – 1.5
V
Short Current Circuit
±18
mA
DYNAMIC RESPONSE
Small Signal,
–3 dB Bandwidth
200
kHz
Slew Rate
0.75
1.2
0.75
1.2
0.75
1.2
V/
s
Settling Time to 0.01%
10 V Step
12
s
REFERENCE INPUT
RIN
20
k
IIN
VIN +, VREF = 0
5060
50
60
A
Voltage Range
–VS + 1.6
+VS – 1.6 –VS + 1.6
+VS – 1.6
VS + 1.6
+VS – 1.6
V
Gain to Output
1
± 0.0001
1
± 0.0001
1
± 0.0001
POWER SUPPLY
Operating Range
±2.3
±18
±2.3
±18
±2.3
±18
V
Quiescent Current
VS =
±2.3 V to ±18 V
0.9
1.3
0.9
1.3
0.9
1.3
mA
Over Temperature
1.1
1.6
1.1
1.6
1.1
1.6
mA
TEMPERATURE RANGE
For Specified Performance
–40 to +85
–55 to +125
°C
NOTES
1See Analog Devices’ military data sheet for 883B tested specifications.
2This is defined as the supply range over which PSEE is defined.
3Input Voltage Range = CMV + (Gain
× V
DIFF).
Specifications subject to change without notice.
Gain = 100 (Typical @ 25 C, VS = 15 V, and RL = 2 k , unless otherwise noted.)
AD621
REV. B
–3–
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