Texas Instruments TPA31 D2 Series User Manual

Power Pad
U1
TPA3116D2
MODSEL
1
SDZ
2
FAULTZ
3
INPR
4
INNR
5
PLIMIT
6
GVDD
7
GAIN/SLV
8
GND
9
INPL
10
INNL
11
MUTE
12
AM2
13
AM1
14
AM0
15
SYNC
16
PVCC
32
PVCC
31
BSPR
30
OUTPR
29
GND
28
OUTNR
27
BSNR
26
GND
25
BSPL
24
OUTPL
23
GND
22
OUTNL
21
BSNL
20
PVCC
19
PVCC
18
AVCC
17
PVCC DECOUPLING
C17 220nF
21
PVCC DECOUPLING
GND
C16 220nF
21
C13 1uF
2 1
C58 100nF
21
C29
680nF
2
1
L7 10uH
1 2
R10 3.3R
1 2
L8 10uH
1 2
C28
680nF
2
1
L9
10uH
1 2
C57
10nF
2
1
R12
20k
1
2
L10 10uH
1
2
C38
10nF
2
1
R14 100k
1 2
C25
220uF
1
2
C26
680nF
2
1
R18
3.3R
1
2
C40
10nF
2
1
R17
3.3R
1
2
GND
C41
1nF
2
1
C32
1nF
2
1
C11 1uF
2 1
C22
220uF
1
2
GND
C21
100nF
2
1
C20
1nF
2
1
C31
1nF
2
1
R15
3.3R
1
2
C33
1nF
2
1
R16
3.3R
1
2
GND
C19 220nF
21
C30
1nF
2
1
C27
680nF
2
1
C34
10nF
2
1
C37
10nF
2
1
IN_P_LEFT
IN_N_RIGHT
IN_N_LEFT
IN_P_RIGHT
GND
PVCC
GND GND
GND
GND
GND
GND GND
GND
OUT_ N_LEFT OUT_P_LEFT
-
+
OUT_N_RIGHT
OUT_P_RIGHT
+
-
PVCC
C14 1uF
2 1
R11
100k
1
2
MUTE_LR
OUTPUT LC FILTER
R13
100k
1
2
C15
1uF
2
1
EMI C-RC SNUBBER
C24
100nF
2
1
GND
PVCC
C18 220nF
21
GND
/SD_LR
PVCC
C23
1nF
2
1
GND
C12 1uF
2 1
R73
10k
1
2
C42 220nF
21
L15 10uH
1 2
L16 10uH
1 2
R21
75k
1
2
R22
100k
1
2
C50
220uF
1
2
C51
1uF
2
1
GND
C35 1uF
2 1
GND
C47
220uF
1
2
C46
100nF
2
1
C45
1nF
2
1
C54
1nF
2
1
R23
3.3R
1
2
GND
R24
3.3R
1
2
C44 220nF
21
C53
1nF
2
1
C52
1uF
2
1
C55
10nF
2
1
C56
10nF
2
1
IN_P_SUB
IN_N_SUB
GND
SYNC
GND
GND
GND
-
+
OUT_P_SUB
OUT_N_SUB
PVCC
MUTE_SUB
R20
47k
1
2
OUTPUT LC FILTER
R19
100k
1
2
C39
1uF
2
1
C49
100nF
2
1
EMI C-RC SNUBBER
PVCC
C43 220nF
21
PVCC
/SD_SUB
C48
1nF
2
1
GND
C36 1uF
2 1
GND
Power Pad
U2
TPA3116D2
MODSEL
1
SDZ
2
FAULTZ
3
INPR
4
INNR
5
PLIMIT
6
GVDD
7
GAIN/SLV
8
GND
9
INPL
10
INNL
11
MUTE
12
AM2
13
AM1
14
AM0
15
SYNC
16
PVCC
32
PVCC
31
BSPR
30
OUTPR
29
GND
28
OUTNR
27
BSNR
26
GND
25
BSPL
24
OUTPL
23
GND
22
OUTNL
21
BSNL
20
PVCC
19
PVCC
18
AVCC
17
PVCC DECOUPLING
C43 220nF
21
PVCC DECOUPLING
GND
4R
4R
2R
Copyright © 2016, Texas Instruments Incorporated
26
TPA3116D2 , TPA3118D2 , TPA3130D2
SLOS708G –APRIL 2012–REVISED DECEMBER 2017 www.ti.com
Product Folder Links: TPA3116D2 TPA3118D2 TPA3130D2
Submit Documentation Feedback Copyright © 2012–2017, Texas Instruments Incorporated
Typical Application (continued)
Figure 37. Schematic

Texas Instruments TPA31 D2 Series Specifications

General

Brand	Texas Instruments
Model	TPA31 D2 Series
Category	Amplifier
Language	English