Global Mixed-mode Technology Inc.
G1430
OUTPUT POWER vs LOAD RESISTANCE
POWER DISSIPATION vs OUTPUT POWER
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1.8
THD+N=1%
SE
1.6
1.4
1.2
1
RL=3Ω
Each Channel
VDD=5V
RL=4Ω
0.8
0.6
0.4
0.2
0
VDD=5V
BTL
RL=8Ω
Each Channel
VDD=3.3V
0
4
8
12
16
20
24
28
32
0
0.5
1
1.5
2
2.5
Load Resistance(Ω)
Po-Output Power(W)
Figure 50
Figure 51
POWER DISSIPATION vs OUTPUT POWER
POWER DISSIPATION vs OUTPUT POWER
0.35
0.3
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
RL=3Ω
RL=4Ω
RL=4Ω
0.25
0.2
RL=8Ω
0.15
0.1
VDD=3.3V
BTL
Each Channel
RL=8Ω
VDD=5V
SE
RL=32Ω
Each Channel
0.05
0
0
0.25
0.5
0.75
1
0
0.2
0.4
0.6
0.8
Output Power(W)
Output Power(W)
Figure 52
Figure 53
Ver: 1.0
TEL: 886-3-5788833
http://www.gmt.com.tw
Jan 15, 2004
19
GMT [ GLOBAL MIXED-MODE TECHNOLOGY INC ]
