G1430 Datasheet, PDF (11/26 Pages) Global Mixed-mode Technology Inc – 2W Stereo Audio Amplifier

Global Mixed-mode Technology Inc.
G1430
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT FREQUENCY
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT FREQUENCY
10
5 _VDD=5V
2 RL=32Ω
1 SE
0.5 Po=75mW
Av=-4V/V
0.2
%
0.1
0.05
Av=-2V/V
0.02
0.01
0.005
0.002
0.001
20
Av=-1V/V
50
100 200
500
1k
2k
Hz
Figure 23
5k
10k 20k
10
5 _VDD=5V
2 RL=32Ω
1 _SE
0.5
0.2
%
0.1
0.05
Po=50mW
0.02
0.01
0.005
0.002
0.001
20
50
100
Po=25mW
Po=75mW
200
500
1k
2k
5k
Hz
10k 20k
Figure 24
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT POWER
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT FREQUENCY
10
5
2
1
0.5
%
0.2
0.1
0.05
0.02
0.01
1m
VDD=3.3V
RL=4Ω,SE
Av=-2
20kHz
1kHz
100Hz
2m
5m 10m 20m
50m 100m 200m
W
Figure 25
500m 1
10
5
2
1
0.5
%
0.2
0.1
0.05
VDD=3.3V
RL=4Ω
SE
Po=0.2W
Av=-2V/V
Av=-4V/V
0.02
0.01
20
Av=-1V/V
50
100 200
500
1k
2k
Hz
Figure 26
5k
10k 20k
Ver: 1.0
Jan 15, 2004
TEL: [phone]
11
http://www.gmt.com.tw