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OPA445ADDA Datasheet, PDF (4/25 Pages) Texas Instruments – SBOS156B High Voltage FET-Input | |||
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OPA445
SBOS156B â MARCH 1987 â REVISED APRIL 2008
TYPICAL CHARACTERISTICS
At TA = +25°C and VS = ±40V, unless otherwise noted.
140
120
100
80
60
40
20
0
10
OPENâLOOP GAIN AND PHASE
vs FREQUENCY
â45
θ
â90
Gain
â135
â185
100
1k
10k 100k
1M
10M
Frequency (Hz)
GAIN BANDWIDTH AND SLEW RATE
vs TEMPERATURE
2.6
16
2.4
15
SR
2.2
14
2.0
13
GBW
1.8
12
1.6
11
1.4
â75 â50 â25 0 25 50 75
Ambient Temperature (_C)
10
100 125
100nA
INPUT BIAS CURRENT
vs TEMPERATURE
10nA
1nA
100pA
10pA
1pA
0.1pA
0.01pA
â75 â50 â25 0 25 50 75 100 125
Temperature (_ C)
www.ti.com
OPENâLOOP GAIN AND SUPPLY CURRENT
vs SUPPLY VOLTAGE
125
4.5
120
115
IQ
4.0
AVOL
110
105
3.5
100
95
10
20
30
40
Supply Voltage (±VS)
3.0
50
GAIN BANDWIDTH AND SLEW RATE
vs SUPPLY VOLTAGE
2.2
19
GBW
2.0
17
1.8
15
SR
1.6
10
20
30
40
Supply Voltage (±VS)
13
50
INPUT BIAS CURRENT
vs COMMONâMODE VOLTAGE
40
35
30
25
20
15
âIB
+IB
10
5
0
â50 â40 â30 â20 â10 0 10 20 30 40 50
CommonâMode Voltage (V)
4
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