Texas Instruments PurePath Digital TAS5342DDV6EVM User Manual page 28

5
POWER OUTPUT STAGE (BTL)
D
+12V
/TW
C
/SD
PWM_A
/RESET_AB
PWM_B
GND
PWM_C
/RESET_CD
PWM_D
R106 R106
1 2
+12V
0R 0R 0603 0603
C104 C104
100nF 100nF
0603 0603
B GND
+12V
A
5
4
R110 R110
1 2
10R 10R
R100 R100
1 2
10R 10R
C101 C101 C111 C111
100nF 100nF 100nF 100nF
0603 0603 0603 0603
GND U100 U100 GND
1 44
GVDD_B GVDD_A
2 43
OTW BST_A
3 42
NC NC
4 41
NC PVDD_A
GND
GND
5 40
SD PVDD_A
6 39
PWM_A OUT_A
7 38
RESET_AB GND_A
8 37
PWM_B GND_B
R105 R105 GND
1 2 9 36
OC_ADJ OUT_B
27k 27k
10 35
GND PVDD_B
11 34
AGND BST_B
C102 C102
1 2 12 33
VREG BST_C
100nF 100nF 0603 0603
13 32
M3 PVDD_C
14 31
M2 OUT_C
15 30
M1 GND_C
16 29
PWM_C GND_D
GND
17 28
RESET_CD OUT_D
18 27
PWM_D PVDD_D
19 26
NC PVDD_D
20 25
NC NC
GND
GND
21 24
VDD BST_D
R108 R108
1 2 22 23
GVDD_C GVDD_D
10R 10R
TAS5342DDV TAS5342DDV
C105 C105 C106 C106
100nF 100nF 100nF 100nF
0603 0603 0603 0603
GND GND
R109 R109
BOOTSTRAP CAPACITORS
1 2
10R 10R
4
3
C113 C113
100nF 100nF
0603 0603
50V 50V
GND
C115 C115
100nF 100nF
0603 0603
50V 50V
GND
L130 L130
10uH 10uH
1 2
Kwang Sung Kwang Sung
8019P-23-100L 8019P-23-100L
Lx30_1 Lx30_2
C133 C133
1 2
100nF 100nF
C110 C110 0603 0603 0805 0805
33nF 33nF 25V 25V C132 C132 50V 50V
470nF 470nF
C134 C134
100nF 100nF
0805 0805
Lx31_1 Lx31_2
50V 50V
L131 L131
10uH 10uH
1 2
C109 C109 0603 0603 Kwang Sung Kwang Sung
33nF 33nF 25V 25V 8019P-23-100L 8019P-23-100L
1 2
1 2
C108 C108 0603 0603 L150 L150
33nF 33nF 25V 25V 10uH 10uH
1 2
Kwang Sung Kwang Sung
8019P-23-100L 8019P-23-100L
Lx50_1 Lx50_2
C153 C153
100nF 100nF
0805 0805
C152 C152 50V 50V
C107 C107 0603 0603
33nF 33nF 25V 25V 470nF 470nF
C154 C154
1 2
100nF 100nF
0805 0805
Lx51_1 Lx51_2 50V 50V
L151 L151
10uH 10uH
1 2
Kwang Sung Kwang Sung
8019P-23-100L 8019P-23-100L
LC DEMODULATION
FILTER
C117 C117
100nF 100nF
0603 0603
50V 50V
GND
C119 C119
100nF 100nF
0603 0603
50V 50V
GND
LAYOUT NOTE
PLACE ON
COMPONENT SIDE
3
2
OUT_A
R132 R132
3.3R 3.3R
0603 0603
C139 C139
1nF 1nF C135 C135
0603 0603 10nF 10nF
50V 50V 0603 0603
50V 50V
C136 C136
GND 10nF 10nF GND
0603 0603
C140 C140 50V 50V
1nF 1nF
0603 0603 R133 R133
50V 50V 3.3R 3.3R
0603 0603
OUT_B
OUT_C
R152 R152
3.3R 3.3R
0603 0603
C159 C159
1nF 1nF C155 C155
0603 0603 10nF 10nF
50V 50V 0603 0603
50V 50V
C156 C156
GND 10nF 10nF GND
0603 0603
C160 C160 50V 50V
1nF 1nF
0603 0603 R153 R153
50V 50V 3.3R 3.3R
0603 0603
OUT_D
LAYOUT NOTE:
EMI SNUBBER
PLACE NEAR
SPEAKER PINS
2
1
L132 L132
1 2
Lx30_1 Lx30_2
Not Used Not Used
L133 L133
1 2
Lx31_1 Lx31_2
Not Used Not Used
L152 L152
1 2
Lx50_1 Lx50_2
Not Used Not Used
L153 L153
1 2
D
Lx51_1 Lx51_2
Not Used Not Used
Stuffing option
C
PVDD
C174 C174 C175 C175
470uF 470uF 470uF 470uF
35V 35V 35V 35V
GND
B
A
/CHANNEL 1-2 /CHANNEL 1-2 /CHANNEL 1-2 Parts List 2.00 Parts List 2.00 Parts List 2.00
AUDIO/IMAGING GROUP AUDIO/IMAGING GROUP AUDIO/IMAGING GROUP
TI TI TI
Home Audio Amplifiers Home Audio Amplifiers Home Audio Amplifiers
ALL RIGHTS RESERVED ALL RIGHTS RESERVED ALL RIGHTS RESERVED
TEXAS INSTRUMENTS INCORPORATED TEXAS INSTRUMENTS INCORPORATED TEXAS INSTRUMENTS INCORPORATED
Project: Project: Project: TAS5342DDV6EVM TAS5342DDV6EVM TAS5342DDV6EVM
Rev: Rev: Rev: 2.00 2.00 2.00
Page Title: Page Title: Page Title: Output Stage 1 Output Stage 1 Output Stage 1 Size: Size: Size: A2 A2 A2
File Name: File Name: File Name: A820-SCH-001.DSN A820-SCH-001.DSN A820-SCH-001.DSN Engineer: Engineer: Engineer: Jonas L. Holm Jonas L. Holm Jonas L. Holm
Date: Date: Date: Wednesday, November 14, 2007 Wednesday, November 14, 2007 Wednesday, November 14, 2007 Page: Page: Page: 3 3 3 of of of 8 8 8
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