Datasheet

MAX9718/MAX9719
Low-Cost, Mono/Stereo,
1.4W Differential Audio Power Amplifiers
16 ______________________________________________________________________________________
MAX9719B
MAX9719C
MAX9719D
2.7V TO 5.5V
SUPPLY
BIAS
GENERATOR
INVERTING
DIFFERENTIAL
INPUT
NONINVERTING
DIFFERENTIAL
INPUT
BIAS
SHDN
(OPTIONAL)
C
IN
(OPTIONAL)
C
IN
INL+
INL-
V
CC
GND
C
BIAS
0.1
μ
F
1.0
μ
F
R
2
R
2
OUTL+
OUTL-
R
1
R
F
R
F
R
F
R
F
R
1
INVERTING
DIFFERENTIAL
INPUT
NONINVERTING
DIFFERENTIAL
INPUT
(OPTIONAL)
C
IN
(OPTIONAL)
C
IN
INR+
INR-
R
2
R
2
OUTR+
OUTR-
R
1
R
1
SHUTDOWN
CONTROL
MAX9719A
2.7V TO 5.5V
SUPPLY
BIAS
GENERATOR
INVERTING
DIFFERENTIAL
INPUT
NONINVERTING
DIFFERENTIAL
INPUT
BIAS
SHDN
(OPTIONAL)
C
IN
(OPTIONAL)
C
IN
INL+
INL-
V
CC
GND
C
BIAS
0.1
μ
F
1.0
μ
F
OUTL+
OUTL-
R
IN
R
IN
INVERTING
DIFFERENTIAL
INPUT
NONINVERTING
DIFFERENTIAL
INPUT
(OPTIONAL)
C
IN
(OPTIONAL)
C
IN
INR+
INR-
OUTR+
OUTR-
SHUTDOWN
CONTROL
MAX9719A
A
V
= 2
f
C
= 1Hz
C
IN
= 1μF
R
IN
= 10kΩ
R
F
= 20kΩ
R
IN
R
IN
Functional Diagrams (continued)