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Компоненты Описание
TA3020 Просмотр технического описания (PDF) - Tripath Technology Inc.
Номер в каталоге
Компоненты Описание
производитель
TA3020
Stereo 300W (4Ω) Class-T Digital Audio Amplifier Driver using Digital Power Processing™ Technology
Tripath Technology Inc.
TA3020 Datasheet PDF : 29 Pages
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TECHNICAL INFORMATION
Application/Test Circuit
TA3020
OAOUT1
26
C
I
3.3uF
+
R
F
20K
Ω
R
I
49.9K
Ω
INV1
25
V5
-
R
OFB
499K
Ω
+
AGND
V5 (Pin 27)
R
OFB
R
OFA
499K
Ω
10K
Ω
Offset Trim
C
OF
0.1uF
Circuit
AGND (Pin 28)
2.5V
C
A
0.1uF
BIASCAP
19
200K
Ω
Processing
&
Modulation
(Pin 28)
V5
5V
MUTE
24
(Pin 28)
R
REF
8.25K
Ω,
1%
REF
32
43
OCS1HP
44
OCS1HN
40
VBOOT1
45
HO1
46
HO1COM
R
S
0.01
Ω,
1W
R
G
5.6, 1W
Q
O
C
S
0.1uF
D
B
MUR120
VN10
R
B
250
Ω
VPP
+
C
S
330uF
C
HBR
0.1uF
C
B
0.1uF
+
C
BAUX
47uF
VN10
48
LO1
R
G
5.6, 1W
Q
O
L
O
10uH
47
LO1COM
42
OCS1LP
41
OCS1LN
R
S
0.01
Ω,
1W
37
OCR1
33
OCR1
C
OCR
220pF
AGND
(Pin 28)
13
FBKOUT1
V5 (Pin 27)
R
OCR
20K
Ω
R
FBA
1K
Ω
R
FBA
1K
Ω
C
S
0.1uF
*R
FBC
13.3K
Ω
14
FBKGND1
C
FB
150pF
*R
FBB
1.07K
Ω
*R
FBB
1.07K
Ω
*R
FBC
13.3K
Ω
C
O
0.22uF
R
Z
20
Ω,
2W
C
Z
R
L
0.22uF 4
Ω
or 8
Ω
C
S
330uF
VNN
15
HMUTE
AGND (Pin 28)
(Pin 28)
OAOUT2
21
C
I
3.3uF
+
R
F
20K
Ω
R
I
49.9K
Ω
INV2
20
V5
-
R
OFB
499K
Ω
+
AGND
V5 (Pin 27)
R
OFB
R
OFA
499K
Ω
10K
Ω
Offset Trim
C
OF
0.1uF
Circuit
AGND (Pin 28)
BBM0
22
BBM1
23
DCOMP
17
5V
C
S
0.1uF
27
V5
28
AGND
Processing
&
Modulation
7
OCS2HP
8
OCS2HN
10
VBOOT2
5
HO2
4
HO2COM
R
S
0.01
Ω,
1W
R
G
5.6, 1W
Q
O
C
S
0.1uF
D
B
MUR120
VN10
R
B
250
Ω
VPP
+
C
S
330uF
C
HBR
0.1uF
C
B
0.1uF
+
C
BAUX
47uF
VN10
2
LO2
R
G
5.6, 1W
Q
O
L
O
10uH
3
LO2COM
7
OCS2LP
8
OCS2LN
R
S
0.01
Ω,
1W
12
OCR2
31
OCR2
C
OCR
220pF
AGND
(Pin 28)
16
FBKOUT2
R
OCR
20K
Ω
V5 (Pin 27)
R
FBA
1K
Ω
R
FBA
1K
Ω
C
S
0.1uF
*R
FBC
13.3K
Ω
18
FBKGND2
C
O
0.22uF
R
Z
20
Ω,
2W
C
Z
0.22uF
R
L
4
Ω
or 8
Ω
C
S
330uF
VNN
C
S
0.1uF
*R
VNN1
450K
Ω,
1%
VNN
*R
VPP1
450K
Ω,
1%
VPP
35
V5
34
AGND
30
VNNSENSE
29
VPPSENSE
C
FB
270pF
*R
FBB
1.07K
Ω
*R
FBB
1.07K
Ω
*R
FBC
13.3K
Ω
VN10
1
VNN
39
AGND (Pin 28)
VN10
C
SW
0.1uF,35V
VNN
VNN
*R
VNN2
1.35M
Ω,
1%
V5
*R
VPP1
450K
Ω,
1%
V5
11
NC
NC
38
NC
36
F. BEAD
Analog Ground
Power Ground
* The values of these components must be
adjusted based on supply voltage range.
See Application Information.
TA3020, Rev 2.1, 01.01
7
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