G1427 Datasheet, PDF (4/16 Pages) Global Mixed-mode Technology Inc – 2W Stereo Audio Amplifier

Global Mixed-mode Technology Inc.
G1427
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
1
0.5
%
0.2
1kHz
0.1
VDD=5V
0.05 _RL=3Ω
BTL,Av=15.6dB
0.02
20Hz
0.01
3m 5m
10m
20m
50 m
100m
W
200 m
Figure 5
50 0m
1
23
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
1
1kHz
0.5
%
0.2
0.1
0.05
0.02
VDD=5V
RL=3Ω
BTL,Av=21.6dB
20Hz
0.01
3m 5m
10m
20m
50 m
100m
W
200 m
Figure 6
50 0m
1
23
Total Harmonic Distortion Plus
Noise vs Frequency
10
5 VDD=5V
RL=4Ω
2 BTL
Po=1.75W
1
Av=21.6dB
0.5
%
0.2
0.1
Av=15.6dB
Av=6dB
0.0 5
0.02 _Av=10dB
0.0 1
20
50
100
200
50 0
1k
2k
Hz
Figure 7
5k
10k 2 0k
10
5
2
1
0.5
%
0.2
0.1
0.05
Total Harmonic Distortion Plus
Noise vs Frequency
VDD=5V
RL=4Ω
BTL,Av=6dB
Po=1.5W
Po=0.25W
0.02
0.01
20
Po=1W
50
100
20 0
5 00
1k
2k
Hz
Figure 8
5k
10k 20 k
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
VDD=5V
RL=4Ω
BTL,Av=6dB
1
0.5
%
0.2
1kHz
0.1
0.05
20Hz
0.02
0.01
3m 5m
10m 20m
50 m
100m
W
200 m
50 0m
1
23
Figure 9
Ver: 1.3
Sep 23, 2005
Total Harmonic Distortion Plus
Noise vs Output Power
10
VDD=5V
5
15kHz
RL=4Ω
2
BTL,Av=10dB
1
0.5
%
0.2
1kHz
0.1
0.0 5
20Hz
0.0 2
0.0 1
3 m 5m
10m 20m
50 m
100m
W
200m
500m
1
23
Figure 10
TEL: [phone]
http://www.gmt.com.tw
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