MAX13301 Datasheet, PDF (35/37 Pages) Maxim Integrated Products – 4-Channel, Automotive Class D Audio Amplifier Feedback After the Filter

4-Channel, Automotive Class D Audio Amplifier
Typical Operating Circuit
1000µF
CHOLD
V_BAT
0.1µF 4.7µF 4.7µF
PVDD
PVDD
MAX13301
PVDD
PVDD
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
CP
1µF
OUT0+
CM
4 x 0.47µF
IN0+
SINGLE-
ENDED
IN1+
ANALOG
AUDIO
IN2+
INPUTS
IN3+
OUT0-
FB0+
FB0-
2.2µF
VL
IN-
2.0µF
REF
VL
OUT1+
OUT1-
FB1+
FB1-
I/O CONTROL
AND STATUS
VL
VL
1.5kI
1.5kI
5V SUPPLY
0.1µF
CLO
FLT_OT
MUTE_CL1
EN
SYNC
SCL
SDA
VDD5
PGND
OUT2+
OUT2-
FB2+
FB2-
OUT3+
OUT3-
5V SUPPLY
VDD
FB3+
10µF
GND
FB3-
1µF
VBAT
4.7µF 4.7µF 0.1µF
1000µF
2I 1nF
2I 1nF
2I 1nF
2I 1nF
2I 1nF
2I 1nF
2I 1nF
2I 1nF
10µH
0.68µF
10µH
150nF
150nF
10µH
0.68µF
150nF
10µH
150nF
10µH
0.68µF
150nF
10µH
150nF
10µH
0.68µF
150nF
10µH
150nF
10I ^0.22µF
10I _0.22µF
150I, ±1%
150I, ±1%
10I ^0.22µF
10I _0.22µF
150I, ±1%
150I, ±1%
10I ^0.22µF
10I _0.22µF
150I, ±1%
150I, ±1%
10I ^0.22µF
10I _0.22µF
150I, ±1%
150I, ±1%
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