PAM8124 Datasheet, PDF (12/15 Pages) Diodes Incorporated – HIGH POWER AUDIO

A Product Line of
Diodes Incorporated
PAM8124
Application Information (cont.)
Typical Applications Circuits (cont.)
C7
0.1uF
C10
10uF
C13
470uF
U1
1
PVCCL
SD
2
SDN
3
PVCCL
Mute
R1
IN+
C1 1uF
R2
IN-
C2 1uF
4
MUTE
5
LIN
6
RIN
7
VCM
C4
1uF
8
AGND
9
AGND
C3
10
PVCCR
1uF
11
VCLAMP
12
PVCCR
VCC
PGNDL
PGNDL
LOUT
BSL
AVCC
SE_BTL
GAIN0
GAIN1
BSR
ROUT
PGNDR
PGNDR
24
23
22
21
C5 1uF
20
L1
22uH
C15
680nF
VCC
19
18
G0
17
G1
16 C6 1uF
C8
0.1uF
C11
10uF
15
L2
14
22uH
13
C16
680nF
R3
4.7K
R4
4.7K
C9
0.1uF
C12
10uF
C14
470uF
VCC
8ohm
Schematic for Bridge-Tied-Load (BTL) Configuration with Differential Input (8Ω Speaker)
C7
0.1uF
C10
10uF
C13
470uF
U1
1 _PVCCL
SD
2 _SDN
3 _PVCCL
Mute
R1
IN
C1 1uF
4 _MUTE
5 _LIN
6 _RIN
7 _VCM
C4
1uF
8 _AGND
9 _AGND
C3
10 _PVCCR
1uF
11 _VCLAMP
12 _PVCCR
VCC
PGNDL
PGNDL
LOUT
BSL
AVCC
24
23
22
21
C5 1uF
20
L1
22uH
C15
R3
680nF 4.7K
VCC
SE_BTL ¹⁹
GAIN0 ¹⁸
C8
0.1uF
C11
10uF
G0
GAIN1 ¹⁷
G1
BSR ^{16 C6 1uF}
ROUT ¹⁵
PGNDR ¹⁴
L2
22uH
PGNDR ¹³
C16
R4
680nF 4.7K
C9
0.1uF
C12
10uF
VCC
C14
470uF
8ohm
Schematic for Bridge-Tied-Load (BTL) Configuration with Single-Ended Input (8Ω Speaker)
PAM8124
Document number: DS36627 Rev. 1 - 2
12 of 15
www.diodes.com
October 2013
© Diodes Incorporated