OPA3695_14 Datasheet, PDF (9/39 Pages) Texas Instruments – Triple, Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER with Disable

OPA3695
www.ti.com ............................................................................................................................................... SBOS355A – APRIL 2008 – REVISED SEPTEMBER 2008
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At R_F = 402Ω, R_L = 100Ω, and G = +8, unless otherwise noted.
HARMONIC DISTORTION vs FREQUENCY
-50
V_S = ±5V
G = +2V/V
-60 ^RF ^{= 511W}
R_LOAD = 100W
2nd Harmonic
V_OUT = 2V_PP
-70
-80
-90
3rd Harmonic
-100
100k
1M
10M
Frequency (Hz)
Figure 14.
100M
10MHz HARMONIC DISTORTION vs INVERTING GAIN
-60
V_S = ±5V
-65
R_LOAD = 100W
V_OUT = 2V_PP
2nd Harmonic
-70
-75
-80
3rd Harmonic
-85
-90
-1
-3
-5
-7
-9 -11 -13 -15
Inverting (V/V)
Figure 16.
OUTPUT VOLTAGE AND CURRENT LIMITATIONS
5
1W Internal Power Boundary
4 Single-Channel
3
100W Load Line
2
50W Load Line
1
20W Load Line
0
-1
-2
-3
-4
-5
-250 -200 -150 -100 -50 0 50
I_O (mA)
Figure 18.
1W Internal
Power Boundary
Single-Channel
100 150 200 250
10MHz HARMONIC DISTORTION vs OUTPUT VOLTAGE
-60
-65
-70
-75
-80
-85
-90
-95
-100
0.1
2nd Harmonic
3rd Harmonic
1
Output Voltage (V_PP)
Figure 15.
V_S = ±5V
G = +2V/V
R_F = 511W
R_LOAD = 100W
10
TWO-TONE, 3RD-ORDER INTERMODULATION INTERCEPT
40
V_S = ±5V
R_LOAD = 100W
35
V_OUT = 2V_PP
30
Inverting
Gain = -8V/V
R_F = 442W
25
Noninverting
Gain = +8V/V
20
R_F = 402W
15
20 40 60 80 100 120 140 160 180 200 220 240
Frequency (MHz)
Figure 17.
DISABLE FEEDTHROUGH vs FREQUENCY
-40
V_S = ±5V
Forward
G = +8V/V
-50 _{RF = 402W}
R_LOAD = 100W
-60
Reverse
-70
-80
-90
-100
1M
10M
100M
1G
Frequency (Hz)
Figure 19.
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