MAX9751 Maxim Integrated Products, Inc., MAX9751 Datasheet - Page 26

• Manufacturer Part Number: MAX9751
• Description: 2.6w Stereo Audio Power Amplifiers And Directdrive Headphone Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

2.6W Stereo Audio Power Amplifiers and
DirectDrive Headphone Amplifiers
26
______________________________________________________________________________________
( ) TSSOP PIN.
LOGIC PINS CONFIGURED FOR:
GAIN = 1, 9dB SPEAKER GAIN/0dB HEADPHONE GAIN.
SHDN = 1, PART ACTIVE.
3V TO 5.5V
RIGHT CHANNEL
LEFT CHANNEL
AUDIO INPUT
AUDIO INPUT
1μF
C
C3
BIAS
1μF
V
V
1μF
1μF
C
C
DD
DD
1μF
IN
IN
C1
CPGND
CPV
SHDN
GAIN
BIAS
C1N
C1P
INR
INL
DD
2
(6)
28
(4)
21
(25)
24
(28)
22
(26)
7
(11)
8
(12)
10
(14)
9
(13)
HEADPHONE
SHUTDOWN
DETECTION
CPV
CONTROL
CONTROL
(15)
GAIN
CHARGE
11
MAX9755
PUMP
SS
(16)
0.1μF
12
C2
1μF
V
SS
4.5V TO 5.5V
23, 26
(2, 27)
25
(1)
V
DD
GND
(7, 23)
3, 19
AMPLIFIER
AMPLIFIER
PGND
BTL
BTL
Block Diagrams (continued)
(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
0.1μF
10μF
4.5V TO 5.5V
3V TO 5.5V