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OPA445AU/2K5 数据手册 - Burr Brown
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OPA445AU/2K5数据手册
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""#
SBOS156A − MARCH 1987 − REVISED AUGUST 2006
www.ti.com
5
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C and V
S
= ±40V, unless otherwise noted.
10 100 1k 10k 1M 10M 100M
Frequency (Hz)
0
Power Supply Rejection (dB)
POWER SUPPLY REJECTION
vs FREQUENCY
100k
120
100
80
60
40
20
−
PSRR
+PSRR
10 100 1k 10k 1M 10M
Frequency (Hz)
Common−Mode Rejection (dB)
COMMON−MODE REJECTION
vs FREQUENCY
100k
100
90
80
70
60
50
40
−
75 0
−
50
−
25 25 75 100 125
Ambient Temperature (
_
C)
90
120
110
100
Voltage Gain (dB)
OPEN−LOOP GAIN
vs TEMPERATURE
50
−
75 0
−
50
−
25 25 75 100 125
Ambient Temperature (
_
C)
130
120
110
100
90
80
70
PSRR, CMRR (dB)
POWER SUPPLY REJECTION AND
COMMON−MODE REJECTION vs TEMPERATURE
50
PSRR
CMRR
10 100 1k 100k
Frequency (Hz)
1
100
10
Voltage Noise (nV/
√
Hz)
10k
INPUTVOLTAGE
NOISE SPECTRAL DENSITY
20 100 1k 20k
Frequency (Hz)
0.1
0.01
0.001
0.0001
0.00001
THD+Noise (%)
10k
TOTAL HARMONIC DISTORTION + NOISE
vs FREQUENCY
V
O
=3.5Vrms
V
O
= 10Vrms
V
O
=3.5Vrms
V
O
= 10Vrms
G=10
G=1
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