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Part Name
Description
TA3020 View Datasheet(PDF) - Unspecified
Part Name
Description
Manufacturer
TA3020
STEREO 300W (4Ω) CLASS-T DIGITAL AUDIO AMPLIFIER DRIVER USING DIGITAL POWER PROCESSING (DPP™ ) TECHNOLOGY
Unspecified
TA3020 Datasheet PDF : 27 Pages
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Tripath Technology, Inc. - Technical Information
Application/Test Circuit
TA 3020
OA OUT1
26
C
I
3.3uF
+
R
F
20K
Ω
R
I
49.9K
Ω
V5
INV 1
25
-
R
OFB
499K
Ω
+
A GND
V 5 (Pin 27)
R
OFB
R
OFA
499K
Ω
10K
Ω
Of f s et Trim
Circ uit
A GND (Pin 28)
C
OF
0.1uF
2.5V
C
A
0.1uF
BIA SCA P
19
200K
Ω
Proces s ing
&
Mo d u l a ti o n
(Pin 28)
V5
5V
MUTE
24
(Pin 28)
R
REF
8.25K
Ω ,
1%
REF1
32
43
OCS1HP
44
OCS1HN
40
V BOOT1
R
S
0.01
Ω ,
1W
C
S
0.1uF
D
B
MUR120
V N10
R
B
250
Ω
V PP
+
C
S
330uF
D
S
MUR120
45
HO1
46
HO1COM
V N10
D
S
MUR120
48
LO1
47
LO1COM
D
G
MUR120
Q
O
R
G
5.6
Ω
,
1W
D
G
MUR120
Q
O
R
G
5.6
Ω
, 1W
D
O
MUR120
C
HB R
C
HBR
33uF
0.1uF
+
R
SN
16
Ω
,
1W
C
SN
220pF
C
+
B
0.1uF
C
BAUX
47uF
L
O
10uH
C
O
0.22uF
R
L
4
Ω
or 8
Ω
R
Z
20
Ω,
2W
C
Z
0.22uF
42
OCS1LP
D MUR120
O
41
OCS1LN
R
S
0.01
Ω,
1W
37
OCR1
33
OCR1
C
OCR
220pF
R
OC R
20K
Ω
V 5 (Pin 27)
R
FB A
1K
Ω
R
FB A
1K
Ω
C
S
0.1uF
V NN
C
S
330uF
A GND
(Pin 28)
13
FBKOUT1
*R
FB C
13.3K
Ω
14
FBKGND1
C
FB
150pF
*R
FB B
1.07K
Ω
*R
FB B
1.07K
Ω
*R
FB C
13.3K
Ω
15
HMUTE
A GND (Pin 28)
(Pin 28)
OA OUT2
21
C
I
3.3uF
+
R
F
20K
Ω
R
I
49.9K
Ω
V5
INV 2
20
-
R
OFB
499K
Ω
+
A GND
V 5 (Pin 27)
R
OFB
R
OFA
499K
Ω
10K
Ω
Of f s et Trim
C
OF
0.1uF
Circ uit
A GND (Pin 28)
BBM0
22
BBM1
23
DCOMP
17
5V
C
S
0.1uF
27
V5
28
A GND
C
S
0.1uF
35
V5
34
A GND
Proces s ing
&
Mo d u l a ti o n
8
OCS2HP
9
OCS2HN
10
V BOOT2
D
S
MUR120
5
HO2
4
HO2COM
V N10 D MUR120
S
2
LO2
3
LO2COM
R
S
0.01
Ω,
1W
C
S
0.1uF
D MUR120
B
V N10
R
B
250
Ω
V PP
+
C
S
330uF
D MUR120
G
Q
O
R
G
5.6
Ω
,
1W
D
O
MUR120
C
HB R
C
HB R
33uF
0.1uF
+
D
G
MUR120
Q
O
R
G
5.6
Ω
,
1W
R
SN
16
Ω
,
1W
C
SN
220pF
C
B
+
0.1uF
C
BAUX
47uF
L
O
10uH
C
O
0.22uF
R
L
4
Ω
or 8
Ω
R
Z
20
Ω,
2W
C
Z
0.22uF
7
OCS2LP
D
O
MUR120
6
OCS2LN
R
S
0.01
Ω,
1W
12
OCR2
31
OCR2
C
OCR
220pF
R
OC R
20K
Ω
V 5 (Pin 27)
R
FB A
1K
Ω
R
FB A
1K
Ω
C
S
0.1uF
V NN
C
S
+
330uF
A GND
(Pin 28)
16
FBKOUT2
*R
FB C
13.3K
Ω
18
FBKGND2
C
FB
150pF
*R
FB B
1.07K
Ω
*R
FB C
13.3K
Ω
*R
VNN1
392K
Ω
, 1%
V NN
*R
VPP1
422K
Ω
,
1%
V PP
30
V NNSENSE
29
V PPSENSE
V N10
1
V NN
39
V N10
C
SW
0.1uF,35V
V NN
V NN
A GND (Pin 28)
*R
VNN2
1.35M
Ω ,
1%
V5
*R
VPP1
422K
Ω
, 1%
V5
11
NC
NC
38
NC
36
F. BEA D
A nalog Ground
Pow erGround
* The v alues of thes e c omponents mus t be
adjusted bas ed on s upply v oltage range.
See A pplic ation Inf ormation.
6
TA3020 – KL Rev. 3.0/09.03
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