THS3110_14 Datasheet, PDF (9/38 Pages) Texas Instruments – LOW-NOISE, HIGH-VOLTAGE, CURRENT-FEEDBACK OPERATIONAL AMPLIFIERS

THS3110
THS3111
www.ti.com........................................................................................................................................ SLOS422E – SEPTEMBER 2003 – REVISED OCTOBER 2009
TYPICAL CHARACTERISTICS (±15 V)
space
NONINVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
9
8
R_F = 649 Ω
7
6
5
R_F = 1.15 kΩ
4
R_F = 1.5 kΩ
3
Gain = 2,
2 _{RL = 100 Ω,}
1
V_O = 0.2 V_PP,
V_S = ±15 V
0
1M
10 M
100 M
1G
f - Frequency - Hz
NONINVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
24
22
20
G = 10, R_F = 604 Ω
18
16
G = 5, R_F = 806 Ω
14
12
R_L = 100 Ω,
V_O = 0.2 V_PP,
10
V_S = ±15 V
8
G = 2, R_F = 1.15 kΩ
6
4
2
G = 1, R_F = 1.5 kΩ
0
-2
-4
100 k
1M
10 M
100 M 1 G
f - Frequency - Hz
Figure 1.
Figure 2.
INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
24
22 G = -10, R_F = 649 Ω
20
18
16 G = -5, R_F = 909 Ω
14
12
10
8 ^{G = -2, R}F ^{= 1.1 kΩ}
6
4
2 G = -1, R_F = 1 kΩ
0
-2
-4
1M
10 M
R_L = 100 Ω,
V_O = 0.2 V_PP,
V_S = ±15 V
100 M
1G
f - Frequency - Hz
Figure 3.
0.1-dB FLATNESS
6.4
Gain = 2,
6.3 _{RF = 1.15 kΩ,}
6.2 ^{RL = 100 Ω,}
V_O = 0.2 V_PP,
6.1 ^{VS = ±15 V}
6
5.9
5.8
5.7
5.6
100 k
1M
10 M
f - Frequency - Hz
Figure 4.
100 M
NONINVERTING LARGE-SIGNAL
FREQUENCY RESPONSE
16
G = 5, R_F = 806 Ω
14
12
10
8
G = 2, R_F = 1 kΩ
6
4
R_L = 100 Ω,
2
V_O = 4 V_PP,
V_S = ±15 V
0
1M
10 M
100 M
1G
f - Frequency - Hz
Figure 5.
INVERTING LARGE-SIGNAL
FREQUENCY RESPONSE
16
14
12 ^{G = -5, R}F ^{= 806 Ω}
R_L = 100 Ω,
V_O = 2 V_PP,
V_S = ±15 V
10
8
6
4
2
G =-1, R_F = 1 kΩ
0
-2
-4
1M
10 M
100 M
1G
f - Frequency - Hz
Figure 6.
FREQUENCY RESPONSE
CAPACITIVE LOAD
16
R_(ISO) = 54.9 Ω, C_L = 22 pF
14
12 Gain = 5,
10
R_L = 100 Ω
V_S = ±15 V
8
R_(ISO) = 54.9 Ω
‘
6
C_L = 10 pF
4
2
0
-2
10 M
R_(ISO) = 39.2 Ω
C_L = 47 pF
R_(ISO) = 28 Ω
C_L = 100 pF
100 M 200 M
Capacitive Load - MHz
Figure 7.
RECOMMENDED R_ISO
vs
CAPACITIVE LOAD
60
Gain = 5,
50
R_L = 100 Ω,
V_S = ±15 V
40
30
20
10
0
10
100
C_L - Capacitive Load - pF
Figure 8.
2nd HARMONIC DISTORTION
vs
FREQUENCY
-30
G = 5, R_F = 806 Ω
-40
-50
G = 2, R_F = 1 kΩ
-60
-70
-80
-90
-100
100 k
G = -2, R_F = 1 kΩ
R_L = 1 kΩ,
V_O = 2 V_PP,
R_L = 100 Ω,
V_S = ±15 V
1M
10 M
f - Frequency - Hz
100 M
Figure 9.
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