THS4631_14 Datasheet, PDF (8/35 Pages) Texas Instruments – HIGH-VOLTAGE, HIGH SLEW RATE, WIDEBAND FET-INPUT OPERATIONAL AMPLIFIER

THS4631
SLOS451B – DECEMBER 2004 – REVISED AUGUST 2011
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TYPICAL CHARACTERISTICS (±15 V GRAPHS) (continued)
T_A = 25°C, G = 2, R_F = 499 Ω, R_L = 1 kΩ, Unless otherwise noted.
SETTLING TIME
SETTLING TIME
OVERDRIVE RECOVERY
1.5
1.25
Rising
1
0.75
0.5
0.25
0
−0.25
−0.5
G = −1,
C_F = 4.7 pF
−0.75
−1
Falling
−1.25
−1.5
0 5 10 15 20 25 30 35 40
t − Time − ns
3
2.5
Rising
2
1.5
1
0.5
0
−0.5
G = −1,
C_F = 4.7 pF
−1
−1.5
Falling
−2
−2.5
−3
0 5 10 15 20 25 30 35 40
t − Time − ns
20
Input
15
10
4
Gain = 5,
R_F = 499 Ω,
3
R_G = 124 Ω
2
5
1
0
0
−5
−1
Output
−10
−2
−15
−3
−20
−4
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
t − Time − ms
Figure 25.
Figure 26.
Figure 27.
OVERDRIVE RECOVERY
20
4
Input
15
3
10
Output
2
5
1
0
0
−5
−1
−10
−15
−20
−0.05 0
Gain = 5,
−2
R_F = 499 Ω,
R_G = 124 Ω
−3
−4
0.05 0.1 0.15 0.2 0.25 0.3 0.35
t − Time − ms
Figure 28.
COMMON-MODE REJECTION RATIO
vs
INPUT COMMON-MODE RANGE
100
90
80
70
60
50
40
30
20
10
0
−15 −10 −5
0
5
10 15
V_ICR − Input Common-Mode Range − V
Figure 29.
OUTPUT IMPEDANCE
vs
FREQUENCY
100
REJECTION RATIO
vs
FREQUENCY
100
90
80
CMRR
70
60
50 ^PSRR+
40
30
PSRR−
20
10
0
10 k
100 k
1M
10 M
f − Frequency − Hz
Figure 30.
100 M
10
1
0.1
0.01
100 k 1 M
10 M 100 M
1G
f − Frequency − Hz
Figure 31.
8
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