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8.7. AUDIO AMP.(YDA148)
Amp12_18V
ViewSonic Corporation
PVDD
PVDD
AVDD_3.3V
L605
80/3.5X6X0.8X2
R668
4.7K
C622
C621
100nF_50V/0603
470uF_16V_LESR
AVDD_3.3V
D603
R670
3.3V
100K
GND
GND
C629
100nF_50V/0603
GND
C633 1uF_16V
GND
R624
100R
6
SIS_SPK_L
C639
R627
100R
220PF
GND
GND
R633
100R
GND
C648
R625
100R
220PF
6
SIS_SPK_R
AVDD
R641
R621
1K
AMP_MUTE_L
4
SIS_MUTE_SP_N
C618
NC/1uF_16V
GND
L603
15UH-CHOKE-5mm
C620
0.33uF_63V/DIP
L606
15UH-CHOKE-5mm
C668
PVDD
GND
PVDD
1uF_16V
C625
C626
220nF_50V/0805
220nF_50V/0805
I601
YDA148
34db
AVDD
PVDD
1
25
PVDDREG
GAIN1
2
24
AVDD
GAIN0
C636
1uF_16V
3
23
INLP
NCDRC1
YDA 148
C638 1uF_16V
4
22
INLM
NCDRC0
C641 1uF_16V
5
21
VREF
CKIN
C642 1uF_16V
6
20
INRM
CKOUT
C645 1uF_16V
AMP_MUTE_L
7
19
INRP
MUTEN
8
18
GND
AVSS
PROTN
240K
9
17
PLIMIT
SLEEPN
R634
AVDD_3.3V
R645
75K
10K
R696
GND
C654
1.5K
C653
220nF_50V/0805
220nF_50V/0805
L608
PVDD
PVDD
15UH-CHOKE-5mm
GND
GND
0.33uF_63V/DIP
L609
15UH-CHOKE-5mm
67
C619
220nF_50V/0805
GND
C623
220nF_50V/0805
42"power 12V
6 ohm/10W
AVDD_3.3V
R617
NC/10K
Lout-
Lout+
Rout-
Rout+
2.0
CHANNEL
GND
GND
SPEAKER
OUT
C656
C655
220nF_50V/0805
GND
C657
220nF_50V/0805
Confidential - Do Not Copy
L-SP
P603
1
L-
2
L+
3
R-
4
R+
B4B-XH
4P250VM
R-SP
N4285p-4M
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