Global Mixed-mode Technology Inc.
G1428
Toal Harmonic Distortion Plus
Noise vs Output Power
Toal Harmonic Distortion Plus
Noise vs Output Power
10
5
10
15kHz
5
2
1
0.5
%
0.2
0.1
0.05
2
1
1kHz
15kHz
1kHz
%
0.5
0.2
20Hz
VDD=5V
RL=3
惟
BTL,Av=-24V/V
VDD=5V
RL=3
惟
BTL,Av=-12V/V
20Hz
0.1
0.05
0.02
0.01
3m
0.02
0.01
3m
5m
10m
20m
50 m
100m
W
200 m
50 0m
1
2
3
5m
10m
20m
50 m
100m
W
200m
50 0m
1
2
3
Figure 5
Figure 6
Toal Harmonic Distortion Plus
Noise vs Frequency
10
5
10
5
Toal Harmonic Distortion Plus
Noise vs Frequency
Av=-24V/V
2
1
0.5
%
0.2
0.1
0.05
2
1
0.5
VDD=5V
RL=4
惟
BTL,Av=-2V/V
Po=0.25W
Po=1.5W
Av=-12V/V
VDD=5V
RL=4
惟
BTL
Po=1.75W
2k
5k
10k
20 k
%
0.2
0.1
0.05
0.02
0.01
20
Av=-2V/V
50
100
200
Av=-6V/V
5 00
Hz
1k
0.02
0.01
20
Po=1W
50
100
20 0
5 00
Hz
1k
2k
5k
10k
20 k
Figure 7
Figure 8
Toal Harmonic Distortion Plus
Noise vs Output Power
10
5
10
Toal Harmonic Distortion Plus
Noise vs Output Power
5
15kHz
2
1
0.5
%
0.2
0.1
0.05
VDD=5V
RL=4
惟
BTL,Av=-2V/V
15kHz
2
1
0.5
%
0.2
0.1
0.05
1kHz
1kHz
20Hz
0.02
0.01
3m
0.02
0.01
3m
VDD=5V
RL=4
惟
BTL,Av=-6V/V
5m
10m
20m
50 m
100m
W
200m
20Hz
5m
10m
20m
50 m
100m
W
200 m
50 0m
1
2
3
50 0m
1
2
3
Figure 9
Figure 10
Ver: 1.2
Mar 31, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
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