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參數(shù)資料
| 型號： | AD8531 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Low Cost, 250 mA Output Single-Supply Amplifiers(低成本,250mA輸出,單電源放大器) |
| 中文描述： | 低成本，250 mA輸出單電源放大器（低成本，250mA的輸出，單電源放大器） |
| 文件頁數(shù)： | 3/16頁 |
| 文件大小： | 220K |
| 代理商： | AD8531 |
ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Conditions
Min
T yp
Max
Units
INPUT CHARACT ERIST ICS
Offset Voltage
V
OS
25
30
50
60
25
30
5
mV
mV
pA
pA
pA
pA
V
dB
V/mV
μ
V/
°
C
fA/
°
C
fA/
°
C
–40
°
C
≤
T
A
≤
+85
°
C
Input Bias Current
I
B
5
–40
°
C
≤
T
A
≤
+85
°
C
Input Offset Current
I
OS
1
–40
°
C
≤
T
A
≤
+85
°
C
Input Voltage Range
Common-Mode Rejection Ratio
Large Signal Voltage Gain
Offset Voltage Drift
Bias Current Drift
Offset Current Drift
0
38
15
CMRR
A
VO
V
OS
/
T
I
B
/
T
I
OS
/
T
V
CM
= 0 V to 5 V
R
L
= 2 k
, V
O
= 0.5 V to 4.5 V
–40
°
C
≤
T
A
≤
+85
°
C
47
80
20
50
20
OUT PUT CHARACT ERIST ICS
Output Voltage High
V
OH
I
L
= 10 mA
–40
°
C
≤
T
A
≤
+85
°
C
I
L
= 10 mA
–40
°
C
≤
T
A
≤
+85
°
C
4.9
4.85
4.94
V
V
mV
mV
mA
Output Voltage Low
V
OL
50
100
125
Output Current
Closed-Loop Output Impedance
I
OUT
Z
OUT
±
250
40
f = 1 MHz, A
V
= 1
POWER SUPPLY
Power Supply Rejection Ratio
Supply Current/Amplifier
PSRR
I
SY
V
S
= 3 V to 6 V
V
O
= 0 V
–40
°
C
≤
T
A
≤
+85
°
C
45
55
1.4
dB
mA
mA
1.25
1.75
DYNAMIC PERFORMANCE
Slew Rate
Full-Power Bandwidth
Settling T ime
Gain Bandwidth Product
Phase Margin
Channel Separation
SR
BW
p
t
S
GBP
φ
o
CS
R
L
= 2 k
1% Distortion
T o 0.01%
5
350
1.6
3
70
65
V/
μ
s
kHz
μ
s
MHz
Degrees
dB
f = 1 kHz, R
L
= 2 k
NOISE PERFORMANCE
Voltage Noise Density
Voltage Noise Density
Current Noise Density
e
n
e
n
i
n
f = 1 kHz
f = 10 kHz
f = 1 kHz
45
30
0.05
nV/
√
Hz
nV/
√
Hz
pA/
√
Hz
Specifications subject to change without notice.
AD8531/AD8532/AD8534
REV. A
–3–
(@ V
S
= +5.0 V, V
CM
= 2.5 V, T
A
= +25
8
C unless otherwse noted)
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