tda2075a Tripath Technology Inc., tda2075a Datasheet - Page 7

• Manufacturer Part Number: tda2075a
• Description: Stereo Class-t Digital Audio Amplifier Driver Using Digital Power Processingtm
• Manufacturer: Tripath Technology Inc.

Offset Trim
Offset Trim
Circuit
Circuit
VNN
VPP
R
50K
R
50K
2.2uF
C
C
2.2uF
V5
V5
OFA
OFA
I
I
+
+
V5
V5
*R
*R
*R
*R
20K
R
Application / Test Circuit
R
20K
I
R
470K
VNN1
VPP1
R
470K
R
8.25K, 1%
R
VPP2
I
VNN2
5V
20K, 1%
OFB
OFB
REF
BBMSET
AGND
AGND
20K
20K
R
R
F
0.1uF
0.1uF
C
F
R
10K
7
A
VNNSENSE
VPPSENSE
FLT
C
R
470K
R
470K
S
C
0.1uF
OFB
BIASCAP
OAOUT2
C
V5
BBMSET
OAOUT1
OFB
OF
OF
AGND
MUTE
DCMP
OCD2
OCD1
SUB
INV2
INV1
REF
V5
34
38
40
45
46
3
33
35
2
47
43, 44
41, 42
36
1
4
7
V5
2.5V
AGND
AGND
-
+
-
+
V5
V5
Processing
Modulation
&
TDA2075A
MUTE
MUTE
14,16,18,19, 21, 23, 37, 48
FET controller
FET controller
V5
V5
V10
V10
V10
V10
13,24
6, 32
10
15
17
12
11
25
22
20
26
30
29
28
27
9
5
8
FAULT
GATEOFF
AGND
HO1
LO1
OCSP1
OCSN1
FBKGND1
V5
V10
PGND
HO2
LO2
OCSP2
OCSN2
FBKGND2
NC
FBKOUT1
FBKOUT2
150pF
220pF
C
C
FB
FB
C
0.1uF
C
0.1uF
S
S
10V
5V
V5
V5
1K
1K
*R
C
C
R
*R
C
C
R
1.0uF
1.1K
1.0uF
1.0uF
1.1K
1.0uF
G
G
G
G
FBA
FBA
FBB
FBB
C
C
C
C
T r i p a t h T e c h n o l o g y , I n c . - T e c h n i c a l I n f o r m a t i o n
ISA
ISA
ISA
ISA
1.0uF
1.0uF
1.0uF
**
1.0uF
**
V5
V5
*R
*R
10K, 1%
10K, 1%
S_SUP
S_SUP
S_SUP
S_SUP
1K
*R
CKT
CKT
1K
*R
CKT
CKT
R
R
FBC
FBC
1.1K
1.1K
1.0K
1.0K
1.0K
1.0K
FBA
FBA
R
R
R
R
FBB
FBB
ISB
ISB
ISB
ISB
*R
*R
10K, 1%
10K, 1%
FBC
FBC
**
**
**
**
D_IS
D_IS
D_IS
D_IS
CKT
CKT
CKT
CKT
* The values of these components must be adjusted based
on supply voltage range. See Application Information.
** Refer to the RB-TDA2075A document for a detailed
description of these optional circuits.
0:
R
4.7K
R
4.7K
R
4.7K
R
4.7K
**
**
ISA
ISA
ISA
ISA
G_OFF
G_OFF
CKT
CKT
Q
Q
Q
Q
D
D
D
D
BIAS
BIAS
BIAS
BIAS
ISP
ISN
ISP
ISN
Power Ground
Analog Ground
D
D
D
D
150K
150K
G
G
150K
150K
G
G
T D A 2 0 7 5 A – R e v . 0 . 9 / K L i / 1 0 . 0 5
R
R
R
R
R
R
R
R
G
G
G
G
GS
GS
GS
GS
Q
Q
Q
Q
N
N
P
P
C
0.1uF
C
0.1uF
D
D
HBR
HBR
DS
DS
D
D
DS
DS
+
+
C
C
33uF
33uF
L
11uH
L
L
11uH
HBR
HBR
O
O
O
C
0.1uF
C
0.1uF
C
0.1uF
C
0.1uF
S
S
S
S
R
R
S
S
+
+
+
+
220uF
220uF
220uF
220uF
0.22uF
C
0.22uF
C
C
C
C
C
S
S
S
S
O
O
VPP
VPP
VNN
VNN
10:,2W
10:,2W
R
R
0.22uF
C
0.22uF
C
Z
Z
Z
Z
4 - 8:
4 - 8:
R
R
L
L