G1427 Datasheet, PDF (5/16 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=4Ω
BTL,Av=15.6dB
0.02
20Hz
0.01
3m 5m
10m
20m
50 m
100m
W
200 m
Figure 11
50 0m
1
23
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
1kHz
1
0.5
%
0.2
0.1
VDD=5V
0.05 _RL=4Ω
BTL,Av=21.6dB
0.02
20Hz
0.01
3m 5m
10m
20m
50 m
100m
W
200 m
Figure 12
50 0m
1
23
Total Harmonic Distortion Plus
Noise vs Frequency
10
5 VDD=5V
RL=8Ω
2 BTL,Av=6dB
1
0.5
%
0.2
Po=0.25W
0.1
Po=1W
0.05
0.02
0.01
20
Po=0.5W
50
100
20 0
5 00
1k
2k
Hz
Figure 13
5k
10k 20 k
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
15kHz
2
1
VDD=5V
RL=8Ω
BTL,Av=6dB
0.5
%
0.2
0.1
1kHz
0.05
20Hz
0.02
0.01
3m 5m
10m
20m
50 m
100m
W
200 m
Figure 15
50 0m
1
23
10
5
2
1
0.5
%
0.2
0.1
0.0 5
Total Harmonic Distortion Plus
Noise vs Frequency
VDD=5V
RL=8Ω
BTL
Po=1W
Av=15.6dB
Av=21.6dB
Av=6dB
0.0 2
Av=10dB
0.0 1
20
50
100
200
50 0
1k
2k
Hz
5k
10k 2 0k
Figure 14
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
2
1
0.5
%
0.2
0.1
0.0 5
15kHz
VDD=5V
RL=8Ω
BTL,Av=10dB
1kHz
0.0 2
20Hz
0.0 1
3 m 5m
10m 20m
50 m
100m
W
200m
Figure 16
500m
1
23
Ver: 1.3
Sep 23, 2005
TEL: [phone]
http://www.gmt.com.tw
5