G1422 Datasheet, PDF (3/15 Pages) Global Mixed-mode Technology Inc – 2W Stereo Audio Amplifier

Global Mixed-mode Technology Inc.
Typical Characteristics
Table of Graphs
G1422
THD +N Total harmonic distortion plus noise
Output noise voltage
Supply ripple rejection ratio
V_n
Crosstalk
Open loop response
I_DD Supply current
P_O Output power
P_D Power dissipation
vs Frequency
vs Output Power
vs Frequency
vs Frequency
vs Frequency
vs Frequency
Vs Supply Voltage
vs Load Resistance
Vs Load Resistance
vs Output Power
FIGURE
2,4,6,9,11,15,17
1,3,5,7,8,10,12,13,14,16,18
20
19
22,23
21
24
25,26
27,28
29,30,31,32
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
20kHz
2
1
0.5 ^1kHz
%
0.2
0.1 _{20 Hz}
0.05
0.02
VDD=5V
RL=3Ω
BTL
Av=-2V/V
0.01
3m 5m
10m 20m
50m 100m 200m
W
Figure 1
500m
1
23
Total Harmonic Distortion Plus
Noise vs Frequency
10
5
2
1
0.5
%
0.2
0.1
0.05
0.02
0.01
20
Po=1.8W
VDD=5V
RL=3Ω
BTL
Av=-2V/V
50
100
200
500
1k
2k
Hz
Figure 2
5k
10k 20k
Total Harmonic Distortion Plus
Noise vs Output Power
10
5
20kHz
2
1
0.5 _1kHz
%
0.2
0.1
20 Hz
0.05
0.02
VDD=5V
RL=4Ω
BTL
Av=-2V/V
0.01
3m 5m
10m 20m
50m 100m 200m
W
Figure 3
500m
1
23
Total Harmonic Distortion Plus
Noise vs Frequency
10
5
2
Av=-2V/V
1
Av=-4V/V
0.5
%
0.2
0.1
0.05
0.02
Av=-1V/V
VDD=5V
RL=4Ω
BTL
Po=2W
0.01
20
50
100
200
500
1k
2k
Hz
Figure 4
5k
10k 20k
Ver: 1.2
Jun 29, 2005
TEL: [phone]
http://www.gmt.com.tw
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