2.6W Stereo Audio Power Amplifiers and
DirectDrive Headphone Amplifiers
System Diagrams (continued)
4.5V TO 5.5V 3V TO 5.5V
0.1µF
0.1µF
V
PV
HPV
DD
DD
DD
1µF
OUTL+
OUTL-
INL1
INL2
CODEC
MAX9751
1µF
OUTR+
OUTR-
AUX_IN
1µF
INR1
INR2
OUT
2kΩ
HPS
MAX4060
BIAS
HPOUTL
HPOUTR
SHDN
IN1/2
GAIN
CPV
2kΩ
µC
1µF
1µF
IN+
IN-
CPV
SS
3V TO 5.5V
DD
1µF
V
C1P
1µF
SS
1µF
CPGND
BIAS
C1N
GND
PGND
1µF
Chip Information
MAX9750 TRANSISTOR COUNT: 9591
MAX9751 TRANSISTOR COUNT: 8632
MAX9755 TRANSISTOR COUNT: 7834
PROCESS: BiCMOS
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