Tpa3003D2Evm Schematic - Texas Instruments TPA3003D2EVM User Manual

3-w stereo class-d audio power amplifier with dc volume control
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TPA3003D2EVM Schematic

3.1 TPA3003D2EVM Schematic

Figure 3–1. TPA3003D2EVM Schematic
Vcc
R2
120k
S1
AGND
SHUTDOWN
C1
RIN–
C2
1.0 F
RIN+
C5
1.0 F
AGND
C3
1.0 F
LIN+
C4
1.0 F
LIN–
1.0 F
T1
P1
50k
AGND
3-2
C22
C23
1nF
1nF
L1
L2
(Bead)
(Bead)
Vcc
C15
10 F
PGND
10nF
10nF
0.1 F
0.1 F
C18
C19
C9
C10
SD
RINN
RINP
V2P5
LINP
LINN
TPA3003D2
AVDDREF
VREF
AGND
AGND
VOLUME
REFGND
C11
C12
C20
C21
0.1 F
0.1 F
10nF
10nF
C17
PGND
10 F
Vcc
Vcc
L3
L4
(Bead)
(Bead)
C24
C25
1nF
1nF
C7
VCLAMPR
PGND
1.0 F
NC
MUTE
Vcc
AVCC
C13
C16
NC
0.1 F
10 F
NC
FADE
C14
AVDD
C6
0.1 F
COSC
R1
220pF
ROSC
120k
AGND
C8
AGND
VCLAMPL
1.0uF
PGND

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