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參數(shù)資料
| 型號： | OPA628AU |
| 英文描述： | Low Distortion Wideband OPERATIONAL AMPLIFIER |
| 中文描述： | 低失真寬帶運算放大器 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大小： | 172K |
| 代理商： | OPA628AU |
2
OPA628
SPECIFICATIONS
ELECTRICAL
At V
CC
=
±
5VDC, R
L
=100
, G = +2, and T
A
= +25
°
C, unless otherwise noted.
OPA628AU
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT NOISE
Voltage: R
S
= 0
f
O
= 100Hz
f
O
= 1kHz
f
O
= 10kHz
f
O
= 100kHz
f
O
= 1MHz to 100MHz
f
= 100Hz to 10MHz
f
= 100kHz to 100MHz
R
S
= 50
, f
O
= 1MHz to 100MHz
8.3
3.5
2.6
2.5
2.5
8.1
2.2
9.3
nV/
√
Hz
nv/
√
Hz
nV/
√
Hz
nV/
√
Hz
nV/
√
Hz
μ
Vrms
pA/
√
Hz
dB
Current
Noise Figure
OFFSET VOLTAGE
Input Offset Voltage
Average Drift
Supply Rejection (PSRR)
Over Specification Temperature
V
CM
= 0VDC
T
A
= T
to T
MAX
±
V
=
±
4.5V to
5.5V
±
V
CC
=
±
4.5V to
±
5.5V, T
A
= T
MIN
to T
MAX
±
0.5
±
6
105
100
±
1
mV
μ
V/
°
C
dB
dB
90
INPUT BIAS CURRENT
Input Bias Current
Over Specification Temperature
Input Offset Current
Over Specification Temperature
V
= 0VDC
15
22
±
0.3
±
0.8
30
μ
A
μ
A
μ
A
μ
A
V
CM
= 0VDC, T
A
= T
MIN
to T
MAX
V
CM
= 0VDC
T
A
= T
MIN
to T
MAX
±
2
INPUT IMPEDANCE
Differential
Common-Mode
Open–Loop
30 || 2
10 || 6
k
|| pF
M
|| pF
INPUT VOLTAGE RANGE
Common-Mode Input Range
Common-Mode Rejection (CMRR)
Over Specification Temperature
±
2.5
110
105
V
dB
dB
V
=
±
2.5V
90
V
CM
=
±
2.5V, T
A
= T
MIN
to T
MAX
OPEN-LOOP GAIN, DC
Open-Loop Voltage Gain
Over Specification Temperature
90
100
96
dB
dB
T
A
= T
MIN
to T
MAX
FREQUENCY RESPONSE
Closed-Loop Bandwidth
(–3dB)
Gain = +1V/V
Gain = +2V/V
Gain = +5V/V
Gain = +2V/V
160
77
24
30
0.015
0.015
MHz
MHz
MHz
MHz
%
degrees
Bandwidth 0.1dB Flat
Differential Gain
Differential Phase
Harmonic Distortion
3.58MHz, Gain = +2, V
O
= 1.4V Ramp
3.58MHz, Gain = +2, V
O
= 1.4V Ramp
R
L
= 100
, G = +1V/V, f = 5MHz, V
O
= 2Vp-p
Second Harmonic
Third Harmonic
R
L
= 500
, G = +2V/V, f = 5MHz, V
O
= 2Vp-p
Second Harmonic
Third Harmonic
R
L
= 500
, G = +2V/V, f = 10MHz, V
O
= 2Vp-p
Second Harmonic
Third Harmonic
f
C
= 5MHz, G = +2
f
C
= 10MHz, G = +2
f
= 5MHz, G = +2
V
O
= 5Vp-p, Gain = +1V/V
V
O
= 2Vp-p, Gain = +1V/V
2V Step, Gain = –1V/V
2V Step, Gain = –1V/V
2V Step, Gain = –1V/V
–91
–98
dBc
dBc
–90
–97
dBc
dBc
–83
–87
70
60
60
20
49
310
2
20
64
60
60
dBc
dBc
dBm
dBm
dBm
MHz
MHz
V/
μ
s
%
ns
ns
ns
degrees
3rd-Order Intercept
3rd-Order Intercept
Two-tone 3rd-Order Intercept
Full Power Response
(1)
Slew Rate
Overshoot
Settling Time: 0.10%
0.01%
Overload Recovery Time
(2)
Phase Margin
Rise Time
Small Signal
Large Signal
Gain = +1V/V
Gain = +1V/V, 10% to 90%
V
O
= 100mVp-p
V
O
= 6Vp-p
3
ns
ns
15
RATED OUTPUT
Voltage Output
Over Specification Temperature
f
= 1MHz, R
L
= 100
f
O
= 1MHz, R
= 100
, T
= T
MIN
to T
MAX
f
= 1MHz, R
= 50
1MHz, Gain = +1V/V
Gain = +1V/V, V
= 2Vp-p
Continuous, Source
Continuous, Sink
±
3
V
V
V
pF
mA
mA
±
3
±
3
Output Resistance
Load Capacitance Stability
Short Circuit Current
Short Circuit Current
0.0005
20
+180
–130
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