Schematic Diagrams
B - 88 AMP TPA2008D2
B.Schematic Diagrams
AMP TPA2008D2
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
TPA2008D2 P2P BA20550 (TSSOP24)
The volume control.
The gain range is
from -38db (Vvolume=0V~0.33V)
to +20db (Vvolume=3.7V~VDD)
with 31 steps precise control.
Speaker wire length less than 8000mils , It don't need LC Filter.
,R-,L+,L- Trace width 40mils, Via hole --> C40D20.
Gain Value Adjust
20 mil
for Volume Adjust
AMP FOR INTERNAL SPEAKER
MLCC Comm part
MLCC Comm part
MLCC Comm part
MLCC Comm part
20180502 Modify
20 mil
D02 1018 adjust volume
D02 1018 adjust volume
D02 1018 adjust volume
XAUDG
XAUDG
XAUDG
XAUDG
XAMP_5VS
X5VS
X5VS
XAUDG
XAUDG
XAUDG
XAUDG
XAUDG
XAUDG
XAUDG
XAUDG
XAUDG
XFRONT_L
86,88
XFRONT_R
86,88
X5VS
86
XAMP_EN_SPK
86,89
XROUTP
91
XROUTN
91
XLOUTP
91
XLOUTN
91
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB50V-D03
D03
[87] CR BD AMP TPA2008D2_X
A4
87
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB50V-D03
D03
[87] CR BD AMP TPA2008D2_X
A4
87
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-PB50V-D03
D03
[87] CR BD AMP TPA2008D2_X
A4
87
91
Friday, December 07, 2018
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
PB50EF
XC92
2.2u_6.3V_X5R_04
CR BD N AMP
XC57
0_04
CR BD N AMP
XC93
0.1u_25V_X5R_04
CR BD N AMP
XC94
0_04
CR BD N AMP
XR45
120K_04
CR BD N AMP
XR66
33K_1%_04
CR BD N AMP
XR46
*1K_04
CR BD N AMP
XC54
220p_50V_NPO_04
CR BD N AMP
XC56
0.1u_25V_X5R_04
CR BD N AMP
XC98
22u_6.3V_X5R_06
CR BD N AMP
XL15
HCB1608KF-121T30
CR BD N AMP
XR63
5.9K_1%_04
CR BD N AMP
XR64
10K_1%_04
CR BD N AMP
XR65
*1K_04
CR BD N AMP
XR47
33K_1%_04
CR BD N AMP
XC55
0.1u_6.3V_X5R_02
CR BD N AMP
XU4
TPA2008D2
CR BD N AMP
LINN
1
LINP
2
SHUTDOWN
3
PVDDL2
4
LOUTP
5
PGNDL1
6
PGNDL2
7
LOUTN
8
PVDDL1
9
COSC
10
ROSC
11
AGND
12
VDD
13
VOLUME
14
NC
15
PVDDR2
16
ROUTN
17
PGNDR1
18
PGNDR2
19
ROUTP
20
PVDDR1
21
BYPASS
22
RINP
23
RINN
24
Thermal_Pad
25
XC91
0.1u_6.3V_X5R_02
CR BD N AMP
Sheet 87 of 91
AMP TPA2008D2
Summary of Contents for PB50EF
Page 1: ...PB50EF PB51EF ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer PB50EF PB51EF Service Manual ...
Page 13: ...Preface XI Preface Speaker Con B 92 ...
Page 14: ...Preface XII Preface ...
Page 26: ...Introduction 1 12 1 Introduction ...
Page 43: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Page 44: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 45: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Page 46: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Page 47: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 48: ...A 8 A Part Lists ...