THS3091 Datasheet, PDF (36/45 Pages) Texas Instruments – HIGH-VOLTAGE, LOW-DISTORTION, CURRENT-FEEDBACK OPERATIONAL AMPLIFIERS

THS3091, THS3095
SLOS423H – SEPTEMBER 2003 – REVISED DECEMBER 2015
15
10
5
0
–5
–10
–15
0
5
10
15
20
25
Time (ns)
Figure 74. 64-MHz Sine Wave Output (Gain = 5 V/V, Signal
Amplitude Referred to Amplifier Output), Single THS3091
Circuit Configuration
–10
V_O = 20 V_PP (at amplifier output)
–20 _{VO = 10 VPP (at load)}
–30 ^RS ^{= 50 Ω}
–40 ^{RL = 50 Ω}
–50
–60
–70
–80
–90
1
Second Harmonic
Third Harmonic
10
100
Frequency (MHz)
Figure 76. Harmonic Distortion vs Frequency, Single
THS3091 Circuit Configuration
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15
10
5
0
–5
–10
–15
0
5
10
15
20
25
Time (ns)
Figure 75. 64-MHz Sine Wave Output (Gain = 5 V/V, Signal
Amplitude Referred to Amplifier Output), Two THS3091
Amplifiers in Load Sharing Configuration
–10
V_O = 20 V_PP (at amplifier output)
–20 _{VO = 10 VPP (at load)}
–30 ^RS ^{(Each Amplifier) = 100 Ω}
–40 ^{RL (Shared) = 50 Ω}
–50
–60
–70
–80
–90
1
Second Harmonic
Third Harmonic
10
100
Frequency (MHz)
Figure 77. Harmonic Distortion vs Frequency, Two
THS3091 Amplifiers in Load Sharing Configuration
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