Global Mixed-mode Technology Inc.
G1430
SUPPLY CURRENT vs SUPPLY VOLTAGE
OUTPUT POWER vs SUPPLY VOLTAGE
2.5
10
9
8
7
6
5
4
3
2
1
0
THD+N=1%
BTL
Stereo BTL
2
Each Channel
RL=4Ω
1.5
Stereo SE
RL=3Ω
1
0.5
0
RL=8Ω
3
3.5
4
4.5
5
5.5
6
2.5
3.5
4.5
5.5
6.5
SUPPLY VOLTAGE(V)
SUPPLY VOLTAGE(V)
Figure 47
Figure 46
OUTPUT POWER vs LOAD RESISTANCE
OUTPUT POWER vs SUPPLY VOLTAGE
2
1.8
1.6
1.4
1.2
1
0.7
THD+N=1%
SE
0.6
0.5
0.4
0.3
0.2
0.1
0
THD+N=1%
BTL
Each Channel
Each Channel
RL=8Ω
VDD=5V
RL=4Ω
0.8
0.6
0.4
0.2
0
RL=32Ω
VDD=3.3V
2.5
3.5
4.5
5.5
6.5
0
4
8
12
16
20
24
28
32
Supply Voltage(V)
Load Resistance(Ω)
Figure 49
Figure 48
Ver: 1.0
TEL: 886-3-5788833
http://www.gmt.com.tw
Jan 15, 2004
18
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
