MAX9751 Maxim Integrated Products, Inc., MAX9751 Datasheet - Page 24
MAX9751
Manufacturer Part Number
MAX9751
Description
2.6w Stereo Audio Power Amplifiers And Directdrive Headphone Amplifiers
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.MAX9751.pdf
(31 pages)
- Current page: 24 of 31
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2.6W Stereo Audio Power Amplifiers and
DirectDrive Headphone Amplifiers
24
______________________________________________________________________________________
3V TO 5.5V
RIGHT-CHANNEL
( ) TSSOP PIN.
LEFT-CHANNEL
AUDIO INPUT
AUDIO INPUT
1μF
1μF
C
C3
BIAS
1μF
47kΩ
R
B
V
V
V
1μF
DD
DD
DD
C1
1μF
1μF
C
C
CPGND
IN
IN
CPV
GAIN1
GAIN2
SHDN
BEEP
BIAS
C1N
VOL
C1P
INR
INL
DD
1
(5)
27
(3)
21
(25)
28
(4)
24
(28)
23
(27)
2
(6)
22
(26)
7
(11)
8
(12)
10
(14)
9
(13)
HEADPHONE
SHUTDOWN
DETECTION
DETECTION
CPV
CONTROL
CONTROL
VOLUME
CONTROL
CONTROL
(15)
GAIN/
VOLUME
VOLUME
BEEP
CHARGE
11
MAX9750
PUMP
SS
GAIN/
GAIN/
(16)
0.1μF
12
C2
1μF
V
SS
4.5V TO 5.5V
25
(1)
(2)
26
V
DD
GND
(7, 23)
3, 19
AMPLIFIER
AMPLIFIER
PGND
BTL
BTL
(10, 20)
6, 16
(22)
(21)
(19)
(24)
(18)
(17)
(8)
(9)
18
17
15
20
14
13
4
5
PV
OUTL+
OUTL-
OUTR+
OUTR-
HPV
HPS
HPOUTL
HPOUTR
DD
DD
Block Diagrams
0.1μF
10μF
4.5V TO 5.5V
3V TO 5.5V
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