THS4511
www.ti.com
SLOS471–SEPTEMBER 2005
SMALL-SIGNAL FREQUENCY RESPONSE
SMALL-SIGNAL FREQUENCY RESPONSE
7
6
5
4
3
2
1
0
5
4
3
2
1
V
= 100 mV
PP
V
= 100 mV
PP
O
O
G = 0 dB
R
= 1 kΩ
L
R
L
= 200 Ω
R
L
= 500 Ω
G = 6 dB
R
= 1 kΩ
L
R
L
= 500 Ω
0
R
L
= 200 Ω
−1
R
L
= 100 Ω
−2
−3
−4
−5
−6
R
L
= 100 Ω
10
100
1000
10000
10
100
1000
10000
f− Frequency −MHz
f− Frequency −MHz
Figure 1.
Figure 2.
LARGE SIGNAL FREQUENCY RESPONSE
LARGE SIGNAL FREQUENCY RESPONSE
8
4
V
= 2 V
O
PP
V
= 2 V
O
PP
G = 6 dB
3
2
1
G = 0 dB
7
6
5
4
3
2
1
0
R
= 1 kΩ
L
R
L
= 500 Ω
R
L
= 1 kΩ
R
L
= 500 Ω
0
−1
−2
R
L
= 200 Ω
R
L
= 100 Ω
R
L
= 200 Ω
−3
−4
R
L
= 100 Ω
−5
−6
10
100
1000
10000
10
100
1000
10000
f− Frequency −MHz
f− Frequency −MHz
Figure 3.
Figure 4.
HD2 vs Frequency
HD3 vs Frequency
−70
−60
−70
−80
−90
V
= 2 V
PP
O
V
= 2 V
PP
O
G = 0 dB
G = 0 dB
−80
R
= 1 kΩ
−90
L
R
L
= 1kΩ
R
L
= 100 Ω
−100
−110
−120
R
L
= 200 Ω
R
= 500 Ω
L
−100
R
= 500 Ω
L
R
= 200 Ω
L
R
L
= 100 Ω
−110
1
10
100
1000
1
10
100
1000
f − Frequency − MHz
f − Frequency − MHz
Figure 5.
Figure 6.
7
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