參數(shù)資料
型號: TA3020
廠商: Electronic Theatre Controls, Inc.
元件分類: 運(yùn)動控制電子
英文描述: Stereo 300W (4з) Class-T Digital Audio Amplifier Driver using Digital Power ProcessingTM Technology
中文描述: 立體聲300W的(4з)類- T數(shù)字音頻放大器驅(qū)動器使用數(shù)字電源ProcessingTM技術(shù)
文件頁數(shù): 7/29頁
文件大?。?/td> 284K
代理商: TA3020
T E C H N I C A L I N F O R M A T I O N
TA3020, Rev 2.1, 01.01
7
Application/Test Circuit
TA3020
HMUTE
OAOUT1
INV1
C
I
3.3uF
26
25
15
+
Analog Ground
Power Ground
V5
-
+
AGND
C
S
0.1uF
C
S
0.1uF
27
28
V5
34
AGND
AGND
V5
35
5V
OAOUT2
INV2
C
I
3.3uF
21
20
+
Processing
&
Modulation
C
0.22uF
L
O
10uH
R
F
20K
R
49.9K
C
0.22uF
R
Z
20
,
2W
C
0.1uF
C
47uF
R
B
250
VN10
D
B
MUR120
VN10
FBKOUT2
FBKGND2
16
18
R
FBA
1K
*R
1.07K
*R
1.07K
R
FBA
1K
*R
13.3K
*R
13.3K
V5 (Pin 27)
+
-
+
V5
AGND
C
FB
270pF
MUTE
24
5V
V5
BIASCAP
C
A
0.1uF
19
32
REF
R
8.25K
,
1%
39
VNN
*R
VPP1
VPP
VNN
29
VPPSENSE
30
VNNSENSE
AGND (Pin 28)
C
0.1uF,35V
VNN
VN10
1
R
L
4
or 8
2.5V
200K
(Pin 28)
(Pin 28)
(Pin 28)
R
OFA
10K
Offset Trim
Circuit
V5 (Pin 27)
AGND (Pin 28)
450K
,
1%
*R
VNN1
450K
,
1%
11
NC
*R
VPP1
V5
V5
*R
VNN2
* The values of these components must be
adjusted based on supply voltage range.
See Application Information.
C
0.1uF
LO2
2
3
7
R
5.6, 1W
Q
O
HO2
5
4
R
5.6, 1W
Q
O
LO2COM
OCS2LP
HO2COM
OCS2LN
OCR2
OCR2
8
VBOOT2
10
OCS2HP
7
OCS2HN
8
R
S
0.01
,
1W
R
S
0.01
,
1W
C
S
0.1uF
C
0.1uF
C
330uF
C
330uF
+
VPP
Processing
&
Modulation
C
0.22uF
L
O
10uH
C
0.22uF
R
Z
20
,
2W
C
0.1uF
C
47uF
R
B
250
VN10
D
B
MUR120
VN10
FBKOUT1
FBKGND1
13
14
+
R
L
4
or 8
C
0.1uF
LO1
48
47
42
R
5.6, 1W
Q
O
HO1
45
46
R
5.6, 1W
Q
O
LO1COM
OCS1LP
HO1COM
OCS1LN
OCR1
OCR1
41
37
33
VBOOT1
40
OCS1HP
43
OCS1HN
44
R
S
0.01
,
1W
R
S
0.01
,
1W
C
S
0.1uF
C
330uF
+
VPP
VNN
R
499K
R
499K
C
0.1uF
R
OFA
10K
V5 (Pin 27)
AGND (Pin 28)
R
499K
R
499K
C
0.1uF
R
F
20K
R
49.9K
Offset Trim
Circuit
38
NC
36
NC
1.35M
,
1%
450K
,
1%
VNN
C
220pF
R
OCR
20K
AGND
12
31
*R
1.07K
*R
1.07K
*R
13.3K
*R
13.3K
C
FB
150pF
AGND (Pin 28)
C
220pF
R
OCR
20K
AGND
C
0.1uF
R
FBA
1K
R
FBA
1K
V5 (Pin 27)
23
BBM1
22
BBM0
17
DCOMP
+
C
330uF
+
VN10
F. BEAD
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