G1431_06 Datasheet, PDF (4/14 Pages) Global Mixed-mode Technology Inc – 2W Stereo Audio Amplifier

Global Mixed-mode Technology Inc.
Typical Characteristics (continued)
G1431
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
1
0.5
%
0.2
1kHz
0.1
0.05 VDD=5V
RL=3Ω
0.02 _Av=15.6dB
20Hz
0.01
3m 5m 10m 20m
50m 100m 200m
W
Figure 5
500m
1
23
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
1
0.5
%
0.2
0.1
0.05
0.02
VDD=5V
RL=3Ω
Av=21.6dB
1kHz
20Hz
0.01
3m 5m
10m
20m
50m 100m 200m
W
Figure 6
500m
1
23
10
5
2
1
0.5
%
0.2
0.1
0.05
Total Harmonic Distortion
Plus Noise vs Frequency
VDD=5V
RL=4Ω
Po=1.75W
Av=21.6dB
Av=15.6dB
Av=6dB
0.02 _Av=10dB
0.01
20
50
100
200
500
1k
2k
Hz
Figure 7
5k
10k 20k
Total Harmonic Distortion
Plus Noise vs Frequency
10
5 _VDD=5V
RL=4Ω
2
Av=6dB
1
0.5
%
0.2
0.1
Po=1.5W
Po=0.25W
0.05
0.02
0.01
20
Po=1W
50
100
200
500
1k
2k
Hz
Figure 8
5k
10k 20k
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
VDD=5V
RL=4Ω, Av=6dB
1
0.5
%
0.2
1kHz
0.1
0.05
20Hz
0.02
0.01
3m 5m
10m 20m
50m 100m 200m
W
Figure 9
500m
1
23
Ver: 1.5
Oct 25, 2006
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
VDD=5V
RL=4Ω, Av=10dB
2
1
0.5
%
0.2
1kHz
0.1
0.05
20Hz
0.02
0.01
3m 5m
10m 20m
50m 100m 200m
W
Figure 10
500m
1
23
TEL: [phone]
http://www.gmt.com.tw
4