THS3120_14 Datasheet, PDF (11/36 Pages) Texas Instruments – LOW-NOISE, HIGH-OUTPUT DRIVE, CURRENT-FEEDBACK OPERATIONAL AMPLIFIERS

THS3120
THS3121
www.ti.com........................................................................................................................................ SLOS420E – SEPTEMBER 2003 – REVISED OCTOBER 2009
TYPICAL CHARACTERISTICS (±15 V) (continued)
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16
14
12
10
8
6
4
2
0
−2
−4
−6
−8
−10
−12
−14
−16
10
OUTPUT VOLTAGE
vs
LOAD RESISTANCE
V_S = ±15 V
T_A = −40 to 85°C
100
R_L − Load Resistance − Ω
Figure 19.
1000
INPUT BIAS AND
OFFSET CURRENT
vs
CASE TEMPERATURE
4
V_S = ±15 V
3.5
I_IB−
3
2.5
2
I_OS
1.5
1
I_IB+
0.5
0
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
T_C − Case Temperature − °C
Figure 20.
INPUT OFFSET VOLTAGE
vs
CASE TEMPERATURE
6
5
V_S = ±15 V
4
3
V_S = ±5 V
2
1
0
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
T_C − Case Temperature − °C
Figure 21.
TRANSIMPEDANCE
vs
FREQUENCY
100
90
80
V_S = ±15 V
70
60
V_S = ±5 V
50
40
30
20
10
0
100 k
1M
10 M
100 M 1 G
f - Frequency - Hz
Figure 22.
REJECTION RATIO
vs
FREQUENCY
70
CMRR
V_S = ±15 V
60
50
40
PSRR−
30
20
PSRR+
10
0
100 k
1M
10 M
f − Frequency − Hz
Figure 23.
100 M
NONINVERTING SMALL-SIGNAL
TRANSIENT RESPONSE
0.3
0.25
0.2
Output
0.15
0.1
Input
0.05
0
-0.05
-0.1
-0.15
Gain = 2,
-0.2
-0.25
R_L = 50 Ω,
R_F = 649 Ω,
V_S = ±15 V
-0.3
0.04 0.05 0.06 0.07 0.08 0.09 0.1 0.11 0.12
t - Time - µs
Figure 24.
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