Datasheet

PVCC
PVCC
GAIN1
6
AVCC
7
8
AGND
9
GVDD
OUTN
BSN
BSP
OUTP
23
22
21
20
TPA3112D1
FAULT
2
GND
3
4
GND
5
GAIN0
PVCC
BSN
OUTN
PGND
27
26
25
24
PLIMIT
10
INN
11
12
INP
13
NC
PGND
OUTP
BSP
PVCC
19
18
17
16
AVCC
14
PVCC
15
GND
29
PowerPAD
SD
1
PVCC
28
PVCC
100 μF 0.1 μF
1000pF
100 Fμ
0.1 μF
1000pF
Audio
Source
Control
System
AVCC
100k Ω
10
100 kW
(1)
Ω
AVCC
1 kΩ
FB
FB
0.47 μF
1000 pF
0.47 μF
1000 pF
1 uF
1 uF
1 uF
1 uF
TPA3112D1
SLOS654C –SEPTEMBER 2009–REVISED JULY 2012 www.ti.com
APPLICATION INFORMATION
(1) 100 kΩ resistor is needed if the PVCC slew rate is more than 10 V/ms.
Figure 17. Mono Class-D Amplifier with BTL Output
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Product Folder Link(s): TPA3112D1