Philips 32PFL5404 12 Service Manual page 27

8.6 MAX9728AETC (IC U1501, U1502, U6202)
Block Diagram
4.5V TO 5.5V
C3
1µF
1
(3)
C1P
CHARGE
C1
PUMP
1µF
3
(5) C1N
PV
SS
4
(7)
C2
1µF
Pin Configuration
TOP VIEW
9
OUTR 10
OUTL 11
V
12
DD
+
1
ON
OFF
12 5
(8)
(2)
V
SHDN
DD
UVLO/
SHUTDOWN
CONTROL
MAX9728A
SV
PGND SGND
SS
2 7
9
(4) (10)
(12)
RIGHT
AUDIO
INPUT
8 7
6 INL
MAX9728A
5 SHDN
MAX9728B
PV
4
SS
2 3
TQFN
Figure 8-6 Internal block diagram and pin configuration
IC Data Sheets
C
IN
R
*
IN
0.47µF
LEFT 20k ?
AUDIO
INPUT
6
(9)
INL
V
DD
SV
SS
CLICK-AND-POP
SUPPRESSION
SGND
V
DD
SV
SS
INR
8
(11)
C
IN
R *
IN
0.47µF
20k ? 30k ?
TPM3.1E LA
R
F *
30k ?
11
(1)
OUTL
HEADPHONE
10
(14)
OUTR
R *
F
18400_305_090301.eps
8. EN 27
JACK
090619
2009-Jun-26