ION Road Warrior - Amp

DWG NO:
HOMNI ENTERPRISES CO,.LTD.
A B C D
6 5 43 2 1
D C B A
DRAWN: DATED: DATED:CHECKED: APPROVED: DATED: TITLE: COMPANY:
SIZE:A2SCALE:
Eric.ZX
REV: SHEET: OF
避免功放高频自激 避免功放高频自激
ROUT+
LOUT+
LOUT-
IPA27-AMP
REAR PCB
4.4 5 10
ROUT-
V4.2
V4.2
V4.2 V4.2
功放保护有时不会恢复
开机冲击声
R46 20K
Q8 MMBT4403
R27 47K
R32 47K
R48 150K
D15 1N4148
1 2
J9-A
HEAT SINK
1
2
HT1
1 2 3 4 5 6 7 8 9 10
J8-A
+
C32
47uF
25V
R17 3.3R
C11
33nF
50V
C7 10nF
50V
L3
10uH/10A
C8 0.68uF C9 0.68uF
C10 1nF
50V
C1233nF
50V
C15 1nF
50V
R19 3.3R
C16 10nF
50V
C17 1nF
50V
C2633nF
50V
C41
33nF
50V
C43 1nF
50V
R24 3.3R
C53 10nF
50V
C54 0.68uF C55 0.68uF
C58 1nF
50V
R33 3.3R
C61 10nF
50V
C64 1nF
50V
C65 0.1uF
25V
C67 4.7uF
16V
R34 3.3R
C68 4.7uF
16V
C69 0.1uF
25V
R45 3.3R
C70 330pF
25V
C76 0.1uF
25V
C80 4.7uF
16V
R52 22K
C81 4.7nF
25V
R55 100R R72 100R
C82 1nF
25V
C85 0.1uF
25V
R73 100R R76 100R
R88 10K
C88
100pF
25V
C105 470pF
25V
R89 NC
C1081uF
16V
L2
10uH/10A
L4
10uH/10A
L6
10uH/10A
C111 2.2uF
50V
C112 2.2uF
50V
+
C114 1000uF 50V/LowESR
C117 1nF
50V
C119 2.2uF
50V
+
C120 1000uF 50V/LowESR
+
C123 1000uF 50V/LowESR
C124 1nF
50V
C130 2.2uF
50V
+
C132 1000uF 50V/LowESR
C1361uF
16V
1
OC_ADJ
2
/RESET
3
C_STARTUP
4
INPUT_A
5
INPUT_B
6
VI_CM
7
GND
8
AGND
9
VREG
10
INPUT_C
11
INPUT_D
12
FREQ_ADJ
13
OSC_IO+
14
OSC_IO-
15
/SD
16
/OTW1
17
/OTW2
18
/CLIP
19
READY
20
M1
21
M2
22
M3
23
GND
24
GND
25
GVDD_C
26
GVDD_D
27
BST_D
28
OUT_D
29
OUT_D
30
PVDD_D
31
PVDD_D
32
GND_D
33
GND_D
34
GND_C
35
GND_C
36
OUT_C
37
OUT_C
38
PVDD_C
39
PVDD_C
40
BST_C
41
BST_B
42
PVDD_B
43
PVDD_B
44
OUT_B
45
OUT_B
46
GND_B
47
GND_B
48
GND_A
49
GND_A
50
PVDD_A
51
PVDD_A
52
OUT_A
53
OUT_A
54
BST_A
55
GVDD_A
56
GVDD_B
57
GND
58
GND
59
NC
60
NC
61
NC
62
NC
63
PSU_REF
64
VDD
U2
TAS5613
C140 0.1uF
25V
C141 4.7uF
16V
R106 3.3R
C142 4.7uF
16V
C143 0.1uF
25V
R109 3.3R
1
G
2
D
3
S
Q20
STS3401
1
2 3
Q21 MMBT4401
R265 47K
R266
10K
R267NC
R268
10K
C197
4.7uF
16V
C252
0.1uF
25V
C262
0.1uF
25V
C263
10uF
50V
C1381uF
16V
C1391uF
16V
C89 470pF
25V
C103 470pF
25V
C106 470pF
25V
R78 NC R81 100R R90 NC R91 NC
R102 NC R103 NC R104 NC R105 100R
R107 100R
R108
NC
R110 47K
C264 1uF
16V
FB
L9 721@200M
FB
L12
721@200M
FB
L13
721@200M
FB
L15
721@200M
FB
L16
721@200M
C279 1nF
50V
C209 1nF
50V
C265 1nF
50V
C266 1nF
50V
C267 1nF
50V
C268 1nF
50V
C278 1nF
50V
C280 1nF
50V
FB
L7 721@200M
FB
L11 721@200M
FB
L33 721@200M
1
2 3
Q30 MMBT4401
R129
10K
1 2
J10-A
12
34
L31
2x10UH
12
34
L32
2x10UH
1
2
3
D19
BAV70
1
ADJ/GND
2
OUT
3
IN
4
U31
LM317EMP
R131 249R
R326 2.05k
C162
1uF
16V
R214 100R
Z9
5.6V
C337 0.1uF
50V
FB
L17 721@200M
1 2 3 4 5
J18-B
C203
0.1uF
25V
D27
1N4148WS
VREG
PG
PGPG
PRE_L- PRE_L+ PRE_R- PRE_R+
+18VPRE
CHARGE_ON
STB
PG
VREG
PVDD
PVDD
PVDD
PVDD
+12VDD
+12VDD
+12VDD
VREG
/OTW1
/SD
OSC_IO-
OSC_IO+
/OTW2
/CLIP
READY
PG
PG PG
PG
PG
PG PG
PG PG
PG
PG PG
PG PG
PG
PG
PG
PG PG
PG
PRE_L+
PRE_L-
PRE_R+
PRE_R-
/SD
STB
+12VDD
PG
PG
PG
+18VPRE
+12V_STBBATT_12V
PG
DGND
DC12V
PG
PG
PG
PG