參數(shù)資料
型號: G1422
廠商: Global Mixed-mode Technology Inc.
元件分類: 音頻放大器
英文描述: 2W Stereo Audio Amplifier
中文描述: 2W立體聲音頻放大器
文件頁數(shù): 13/15頁
文件大小: 304K
代理商: G1422
Ver: 1.2
Jun 29, 2005
TEL: 886-3-5788833
http://www.gmt.com.tw
7
G1422
Global Mixed-mode Technology Inc.
2
3
4
5
6
7
8
9
34
56
Supply Voltage(V)
S
uppl
yC
ur
rent
(m
A
)
Stereo BTL
Stereo SE
0
0.5
1
1.5
2
2.5
3
2.5
3.5
4.5
5.5
6.5
Supply Voltage(V)
O
ut
put
P
ow
er
(W
)
THD+N=1%
BTL
Each Channel
RL=3Ω
RL=4Ω
RL=8Ω
0
0.05
0.1
0.15
0.2
0.25
2.5
3.5
4.5
5.5
6.5
Supply Voltage(V)
O
ut
put
P
ow
er
(W
)
THD+N=1%
SE
Each Channel
RL=16Ω
RL=32Ω
0
0.5
1
1.5
2
2.5
0
1020
3040
Load Resistance()
O
ut
put
P
ow
er
(W
)
THD+N=1%
BTL
Each Channel
VDD=5V
VDD=3.3V
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
4
8
12
16
20
24
28
32
Load Resistance()
O
ut
put
P
ow
er
(W
)
THD+N=1%
SE
Each Channel
VDD=5V
VDD=3.3V
Output Power vs Supply Voltage
Output Power vs Load Resistance
Output Power vs Loard Resistance
Figure 24
Figure 25
Figure 26
Figure 27
Figure 28
Supply Current vs Supply Voltage
Output Power vs Supply Voltage
-100
-30
-95
-90
-85
-80
-75
-70
-65
-60
-55
-50
-45
-40
-35
d
B
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
VDD=5V
Po=75mW
RL=32Ω
SE
Channel A to B
Channel B to A
Figure 23
Channel Separation
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