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8.3
Diagram B05C, TPA4411RTJ (IC 7HV0)
Pinning
(TOP VIEW)
C1P
1
PGND
2
C1N
3
NC
4
PVSS
5
NC − No internal connection
TERMINAL
NAME
QFN
C1P
1
PGND
2
C1N
3
4, 6, 8, 12,
NC
16, 20
PVSS
5
SVSS
7
OUTL
9
SVDD
10
OUTR
11
INL
13
SDR
14
INR
15
SGND
17
SDL
18
PVDD
19
Exposed Pad
INR
15
SDR
14
INL
13
12
NC
11
OUTR
TERMINAL FUNCTIONS
I/O
DESCRIPTION
(1)
WCSP
A4
I/O
Charge pump flying capacitor positive terminal
B4
I
Power ground, connect to ground.
C4
I/O
Charge pump flying capacitor negative terminal
B3, C3
No connection
D4
O
Output from charge pump.
D3
I
Amplifier negative supply, connect to PVSS via star connection.
D2
O
Left audio channel output signal
D1
I
Amplifier positive supply, connect to PVDD via star connection.
C2
O
Right audio channel output signal
C1
I
Left audio channel input signal
B1
I
Right channel shutdown, active low logic.
A1
I
Right audio channel input signal
A2
I
Signal ground, connect to ground.
B2
I
Left channel shutdown, active low logic.
A3
I
Supply voltage, connect to positive supply.
Exposed pad must be soldered to a floating plane. Do NOT connect to power or
-
ground.
Figure 8-3 Internal block diagram and pin configuration
IC Data Sheets
Functional
Audio In − R
SGND
Audio In − L
Av = −1.5 V/V
Bias
SDx
Circuitry
PB52.3HU LA
8.
Block Diagram
TPA4411
SVDD
_
Audio Out − R
+
Short
SVSS
Circuit
SVDD
Protection
+
Audio Out − L
_
SVSS
C1P
Charge
Pump
C1N
PVSS
EN 41
I_17500_004.eps
180408
2009-Oct-09
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