參數(shù)資料
型號: TA2020-020
廠商: Electronic Theatre Controls, Inc.
元件分類: 運(yùn)動控制電子
英文描述: Stereo 20W (4з) Class-T Digital Audio Amplifier using Digital Power Processing Technology
中文描述: 立體聲20瓦(4з)類- T數(shù)字音頻放大器采用數(shù)字電源處理技術(shù)
文件頁數(shù): 7/13頁
文件大?。?/td> 293K
代理商: TA2020-020
T E C H N I C A L I N F O R M A T I O N
TA2020-020, Rev. 4.0, 09.00
7 of 13
Typical Performance Characteristics
O
Frequency (Hz)
Frequency Response
VDD = 13.5V
Pout = 1W
RLoad = 4
Av = 12
BW = 22Hz - 22kHz
-2
+2
-1.5
-1
-0.5
+0
+0.5
+1
+1.5
+2.5
+3
-2.5
-3
10
20k
20
50
100
200
500
1k
2k
5k
10k
T
Frequency (Hz)
THD+N versus Frequency
10
20k
20
50
100
200
500
1k
2k
5k
10k
VDD = 13.5V
Pout = 5W/Channel
Av = 12
BW = 22Hz - 22kHz
10
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
R
L
= 4
R
L
= 8
Noise Floor
Frequency (Hz)
N
20
20k
50
100
200
500
1k
2k
5k
10k
-140
+0
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
-150
VDD = 13.5V
Pout = 0W
Av = 12
RLoad = 4
BW = 20Hz - 22kHz
A-Weighted Filter
Intermodulation Performance
Frequency (Hz)
F
50
30k
1k
2k
5k
10k
20k
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
VDD = 13.5V
Pout = 1W/Channel
RLoad = 4W
19kHz, 20kHz, 1:1
0dBr = 12Vrms
Av = 12
BW = 10Hz - 80kHz
Channel Separation versus Frequency
Frequency (Hz)
C
VDD = 13.5V
Pout = 1W/Channel
RLoad = 4
Av = 12
BW = 22Hz - 22kHz
-100
+0
-90
-80
-70
-60
-50
-40
-30
-20
-10
20
20k
50
100
200
500
1k
2k
5k
10k
Efficiency versus Output Power
0
10
20
30
40
50
60
70
80
90
100
0
5
10
20
25
30
Output Power (W)
E
R
L
= 4
R
L
= 8
VDD = 13.5V
f = 1kHz
Av = 12
B
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