STEVAL-CCA011V1 Datasheet, PDF (2/6 Pages) STMicroelectronics – Filter-free stereo 2x2.5 W Class-D audio power amplifier demonstration board based on the TS2012FC

Circuit schematics
1
Circuit schematics
Figure 1. Schematic diagram
STEVAL-CCA011V1
JP5
3 ^S1
2
VCC
1
G0
3 ^S2
2
VCC
1
G1
C1
220nF
C2
220nF
JP6
JP7
C3
220nF
C4
220nF
JP8
Vcc
P1 Vcc
1
2
Vcc
100nF
C5
C6
1uF
U1
AVCC
LinP
A1 Lin+
Gain
LinN
B1 Lin- Select
PWM
G0 C2 G0
G1 B2 G1
Osci llator
RinP
RinN
D1 Rin+
C1 Rin-
Gain
Select
PWM
STBL B4 STBYL
STBR B3 STBYR
Standby
Control
S3
STBL
S4
TS2012 - FC16
STBR
Protection
Circuit
AGND
VCC
VCC
PVCC
Lout+ A3
H
Bridge ^{Lout- A4}
Rout+ D3
H
Bridge ^{Rout- D4}
PGND
JP3
1
2
3
4
Header 4
JP4
1
2
3
4
Header 4
Table 1. Component list for the demonstration board
Designation
Quantity
Description
C1, C2, C3, C4
4
220 nF/16 V, SMD ceramic capacitor, 0603
C5
1
100 nF/16 V, SMD ceramic capacitor, 0603
C6
1
1 µF/16 V, SMD ceramic capacitor, 0603
P1, JP5, JP6, JP7, JP8
5
2-pin header 2.54 mm pitch
S1, S2, S3, S4
4
3-pin header 2.54 mm pitch
JP1, JP2, JP3, JP4
4
4-pin header 2.54 mm pitch
U1
1
TS2012EIJT
2/6
Doc ID 15789 Rev 1