Datasheet

Reference
2-8
Operation
2.5 Reference
This section includes the TPA0252 EVM schematic, the EVM parts list, and the
module PCB layers.
2.5.1 EVM Schematic
Figure 2–5 shows the TPA0252 EVM schematic.
Figure 2–5. TPA0252 EVM Schematic
GND
UP
RLINEIN
HP/LINE
RHPIN
LOUT–
ROUT–
LOUT+
PC–BEEP
VAUX
SE/BTL
LHPIN
SHUTDOWN
GND
DOWN
PV
DD
CLK
BYPASS
LLINEIN
RIN
V
DD
PV
DD
22
21
24
23
18
17
20
19
14
13
16
15
11
10
9
8
7
6
5
3
2
1
12
D2
LOUT–
LHP
V
DD
RLINE–
ROUT+
RHP
ROUT–
SE/BTL
TPA0252
C13
0.47 µF
LIN+
RIN+
GND
LLINE–
SHUTDOWN
SHUTDOWN
GND
V
DD
C3 0.47 µF
ROUT+
LIN
DOWN
UP
S2
S3
R2
100 kΩ
100 kΩ
R3
J2
J1
DOWN
UP
C2 0.47 µF
J3
CLK
C1 0.47 µF
S1
R1
100 kΩ
4
VAUX
TP2
D1
C4
0.47 µF
C5 0.47 µF
C11 0.47 µF
C10 0.47 µF
C9 0.47 µF
C12
10 µF
C8 0.47 µF
C7 0.47 µF
C6 0.47 µF
R4
100 kΩ
HP–SE
J5
R5 100 kΩ
LOUT+
TP1
HP/LINE
PCBEEP
J4