Global Mixed-mode Technology Inc.
Electrical Characteristics
G1402
THD+N vs Frequency
C
IN
=2.2µF, C
OUT
=330µF, C
b
=1µF, A
v
=1, R
i
=18k, R
f
=18k ; A
v
=-2, R
i
=18k, R
f
=36k ; A
v
=-4, R
i
=9k,R
f
=36k,T
A
=25°C
THD+N vs Output Power
10
5
10
5
2
VDD=5V
RL=32Ω
Av=-1
2
VDD=5V
RL=32Ω
Po=50mW
Av=-4V/V
Av=-2V/V
1
1
0.5
%
0.2
0.5
20kHz
%
0.2
0.1
0.1
0.05
1kHz
20Hz
2m
5m
10m
W
20m
50m
100m
200m
0.05
0.02
0.02
Av=-1V/V
50
100
200
500
Hz
1k
2k
5k
10k
20k
0.01
1m
0.01
20
THD+N vs Frequency
10
10
5
5
THD+N vs Output Power
VDD=5V
RL=16Ω
Av=-1
2
1
VDD=5V
RL=32Ω
Av=-1
2
1
0.5
%
0.2
%
0.5
20kHz
1kHz
0.2
0.1
Po=70mW
0.1
0.05
0.05
0.02
Po=60mW
50
100
200
500
Hz
1k
2k
5k
10k
20k
20Hz
0.02
0.01
2m
0.01
20
5m
10m
20m
W
50m
100m
200m
THD+N vs Frequency
10
10
5
THD+N vs Output Power
5
2
VDD=5V
RL=16Ω
Po=50mW
Av=-4V/V
Av=-2V/V
%
2
VDD=3.3V
RL=32Ω
Av=-1
1
1
0.5
%
0.2
0.5
20kHz
1kHz
0.2
0.1
0.1
0.05
0.05
0.02
Av=-1V/V
50
100
200
500
Hz
1k
2k
5k
10k
20k
0.02
20Hz
2m
5m
10m
W
20m
50m
100m
0.01
20
0.01
1m
Ver: 1.2
Jun 28, 2004
TEL: 886-3-5788833
http://www.gmt.com.tw
4
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
