G1430 Datasheet, PDF (6/26 Pages) Global Mixed-mode Technology Inc – 2W Stereo Audio Amplifier

Global Mixed-mode Technology Inc.
G1430
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
1kHz
20 Hz
0.02
0.01
3m 5m 10m 20m
20kHz
VDD=5V
RL=4Ω
BTL
50m 100m 200m
W
500m
1
23
Figure 3
10
5
2
1
0.5
%
0.2
0.1
0.05
0.02
0.01
20
Av=-4V/V
Av=-2V/V
Av=-1V/V
VDD=5V
RL=4Ω
BTL
Po=1.5W
50
100 200
500
1k
2k
Hz
Figure 4
5k
10k 20k
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT FREQUENCY
TOTAL HARMONIC DISTORTION PLUS NOISE
vs OUTPUT POWER
10
5
2
1
0.5
%
0.2
0.1
0.05
VDD=5V
RL=4Ω
BTL
Av=-2V/V
Po=1.5W
Po=0.25W
Po=0.75W
0.02
0.01
20
50
100 200
500
1k
2k
Hz
Figure 5
5k
10k 20k
10
5
20kHz
2
1
VDD=5V
RL=8Ω
BTL
Av=-2V/V
0.5
%
0.2 _1kHz
0.1
0.05
20Hz
0.02
0.01
3m 5m 10m 20m
50m 100m 200m
W
Figure 6
500m
1
23
Ver: 1.0
Jan 15, 2004
TEL: [phone]
6
http://www.gmt.com.tw