Texas Instruments TPA3250D2EVM, User Manual

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PVDD
GND
RESET
Red
D4
FAULT
Q2
+12V
GND GND
Orange
D2
OTW
+12V
GND GND
CLIP_OTW
MONITORS
100
R33
100
R35
FAULT
1.0µF
C24
GND
1000pF
C25
GND
1.0µF
C35
GND GND
1.0µF
C43
GND GND
1.0µF
C59
GND GND
GND
PVDD
GND
GND
PVDD
OUT_A
OUT_B
OUT_C
0.033µF
C27
GND
1µF
C32
GND
GND GND
0.033µF
C29
0.033µF
C52
0.033µF
C54
RESET
VBG
J21
GND
0.01µF
C49
GND GND
1µF C40
0.1uF
C14
GND
0
R3
GVDD_AB
0.1uF
C22
+12V
3.3
R6
GND
1
2
3
J6
+3.3V
1
2
3
J5
+3.3V
M1
M2
GND
GND
M1
M2
+12V
+12V-OA
GND
10.0k
R37
10.0k
R38
VMID
GND
INPUT_D
INPUT_C
INPUT_A
INPUT_B
1
2
3
4
8
U6A
NE5532ADR
5
6
7
4
8
U6B
NE5532ADR
10.0k
R27
10.0k
R20
10.0k
R21
VMID
+12V-OA
0.1uF
C51
GND GND
10µF
C53
GND
10.0k
R25
INPUT_B
INPUT_A
GND
+3.3V
SLAVE MODE
10.0k R15
20.0k R16
30.0k R17
MASTER MODE
MASTER MODE AM1
MASTER MODE AM2
GND
FREQUENCY
22.0k
R13
ADJUST
OUT_D
C_START
INPUT_D
INPUT_C
47k
R24
1.00k
R29
1.00k
R31
0.1µF
C68
GND
IN
1
OUT
3
GND
2
TAB
4
U3
LM2940IMP-12/NOPB
OUT
2
GN
D
1
IN
3
PAD
4
U4
TLV1117-33IDCY
PVDD
GND
0.1uF
C2
GND GND
0.01µF
C11
1µF
C3
100uH 1.5A
L1
D1
100V/1A
2.2µF
C4 0.047µF
C1
0.1uF
C13
GND
4700pF
C12
182k
R2
5600pF
C7
+15V
0.47µF
C8
0.1uF
C9
GND GND
GND
GND
GND
+12V
47µF
C5
10µF
C6
+3.3V
GND
GND
GND
100µF
C10
10µF
C70
MODE PIN SELECTION
M2 M1
0
1
0
1
0
1
0
1
INPUT MODE OUTPUT DESCRIPTION
2N + 1
2N/1N + 1
2N + 1
1N + 1
2xBTL
1xBTL + 2xSE
1xPBTL
4xSE
STEREO BTL OUTPUT, AD MODE
2.1 BTL + SE MODE, AD MODE
PARALLEL BTL OUTPUT, AD MODE
SINGLE ENDED OUTPUT, AD MODE
22pF
C65
22pF
C57
VMID
+3.3V
IN = SE
OUT = BTL
1µF
C33
1µF
C47
1µF
C48
1000pF
C36
1000pF
C44
1000pF
C60
Black
J20
GNDAB
4.7µF
C38
4.99k
R39
1.00k
R40
GND
GND
47µF
C39
OUT_A
OUT_B
OUT_C
OUT_D
OUTA
OUTB
OUTC
OUTD
Black
J11
GNDCD
1 2
3 4
5 6
7 8
J16
1
2
3
J19
SE
DIFF
0.1uF
C72
GND
GND
1
2
3
4
8
U5A
NE5532ADR
5
6
7
4
8
U5B
NE5532ADR
10.0k
R42
10.0k
R7
10.0k
R8
VMID
+12V-OA
0.1uF
C15
GND GND
10µF
C16
GND
10.0k
R41
22pF
C23
22pF
C18
VMID
1
2
3
J4
SE
DIFF
100k
R9
GND
100k
R43
GND
100k
R45
GND
100k
R48
22pF
C73
DNP
DNP
10.0k
R47
DNP
DNP
0
R4
0
R12
0
R44
0
R46
22pF
C74
DNP
DNP
22pF
C75
DNP
DNP
22pF
C76
DNP
DNP
OUTD
OUTC
OUTB
OUTA
OA
OB
OC
OD
+12V
GND
GND
499
R53
+3.3V
GND
Green
D5
10µF
C20
10µF
C71
10µF
C62
10µF
C66
GND
1µF
C77
DNP
DNP
3.3
R54
DNP
DNP
GND GND GND GND
1
2
3
J10
4
3
1
J3
IND/CD
4
3
1
J14
INC
4
3
1
J15
INA
1
2
3
J12
1µF
C78
DNP
DNP
1µF
C79
DNP
DNP
1µF
C80
DNP
DNP
TP13
RESETz DNP
TP14
FAULTz DNP
TP1
CLIP_OTWz DNP
TP6
GND
DNP
TP2
PWMA DNP
TP7
PWMC DNP
TP5
PWMB DNP
TP9
PWMD DNP
TP4
PVDD-AB DNP
TP8
PVDD-CD DNP
TP3
OUTA DNP
TP10
OUTB DNP
TP11
OUTC DNP
TP12
OUTD DNP
Hi Current Shunt
D3
INPUT SE B
SE AB
DIFF B+
INPUT SE A
DIFF B-
INPUT SE D
SE CD
DIFF D+
INPUT SE C
DIFF D-
GND
0.1uF
C67
GND
0.1uF
C82
J13
DNP
DNP
FAULT
4
3
1
J18
INB/AB
0
R30
10µF
C17
10µF
C28
10µF
C55
10µF
C63
12.0k
R32
3.30k
R26
GND
+15V
GND
0
R34
DNP
DNP
0
R58
DNP
DNP
0
R59
DNP
DNP
0
R60
DNP
DNP
GND
GND
10uH 5A
L3
MA5172
PVDD
100k
R61
0.1uF
C69
GND
GVDD_CD
+12V
0
R1
1µF
C83
1µF
C84
GND
VDD
GVDD_AB
VDD
GVDD_CD
+3.3V
FAULT
CLIP_OTW
GND
OSCILLATOR
SYNC
INTERFACE
4
1
2
3
J17
0.47µF
C50
47k
R28
J7
J8
GND
10.0k
R36
10.0k
R52
MODE
SELECTION
IN=PBTL
OUT=BTL/SE
10.0k
R49
DNP
DNP
10.0k
R50
DNP
DNP
10.0k
R51
DNP
DNP
GND
1
GND
2
MR
5
RESET
3
VDD
4
U7
TPS3802K33DCKR
GND
470µF
C21
470µF
C34
470µF
C42
470µF
C56
GND
10µF
C81
J22
Hi Current Shunt
J23
Hi Current Shunt
J24
Hi Current Shunt
J25
J9
J2
VCC
9
SS
7
SW
1
FB
6
RTN
5
VIN
10
BST
2
RON/SD
8
DAP
11
ISEN
3
SGND
4
U2
LM5010ASD/NOPB
10uH 0.8A
L6
J1
3.3
R55
DNP
DNP
3.3
R56
DNP
DNP
3.3
R57
DNP
DNP
Q1
1µF C41
TP26
FREQ_ADJ DNP
TP25
M1
DNP
TP24
OC-ADJ
DNP
TP20
INA
DNP
TP21
INB
DNP
TP22
INC
DNP
TP23
IND
DNP
TP18
DVDD
DNP
TP19
AVDD
DNP
TP15
GVDD-AB
DNP
TP16
VDD
DNP
TP17
GVDD-CD
DNP
TP27
VBG DNP
GND
100pF
C64
100
R23
GND
100pF
C19
100
R5
GND
100pF
C30
100
R10
GND
100pF
C58
100
R19
GND
GND
GND
GND
GND
3.3
R11
0.01µF
C26
3.3
R22
0.01µF
C61
3.3
R14
0.01µF
C37
3.3
R18
0.01µF
C45
IOP
IOM
TP28
M2
DNP
MR MR
MR
F
RE
Q_
A
DJ
VDD-RESET
GVDD_AB
22
VDD
21
M1
20
M2
19
INPUT_A
18
INPUT_B
17
OC_ADJ
16
FREQ_ADJ
15
OSC_IOM
14
OSC_IOP
13
DVDD
12
GND
11
GND
10
AVDD
9
C_START
8
INPUT_C
7
INPUT_D
6
RESET
5
FAULT
4
VBG
3
CLIP_OTW
2
GVDD_CD
1
BST_A
23
BST_B
24
BST_D
44
BST_C
43
GND
25
GND
26
GND
42
GND
41
GND
33
GND
34
OUT_A
27
OUT_A
28
OUT_B
32
OUT_C
35
OUT_D
40
OUT_D
39
PVDD_AB
29
PVDD_AB
30
PVDD_AB
31
PVDD_CD
36
PVDD_CD
37
PVDD_CD
38
PowerPAD
45
U1
TPA3250D2DDWR
10uH 5A
L2
MA5172
10uH 5A
L4
MA5172
10uH 5A
L5
MA5172
3300µF
C31
3300µF
C46
2
1
3
4 5
S1 RESET
GND
GND
Board Layouts, Bill of Materials, and Schematic
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4.4 TPA3250D2EVM Schematic
The schematic for TPA3250D2EVM is illustrated in Figure 6 .
Figure 6. TPA3250D2EVM Schematic
16 TPA3250D2EVM SLVUAM9 – December 2015
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