Schematics

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Title
Number RevisionSize
A0
Date: 2022/8/ 26 Sheet of
File: D:\2022
年工作\..\JUST_COMBO_V_072 2.SchDocDrawn By:
3
2
1
84
IC1A
UPC4570G2-E2-A
4.5V
9V
AGND
R8
39k
C5
15P
5
6
7
IC1B
UPC4570G2-E2-A
R19
39k
C16
15P
4.5V
AGND
AGND
R31
1K
R43 1K
R32
100K
R45
100K
AGND
AGND
OUTPUT
AGN D
MASTER VOLUME
AUX IN 01/BLUETOOTH IN
3
2
1
84
IC5A
UPC4570G 2-E2-A
R4
470k
AGND
R2
47k
D2
1SS355
D1
1SS355
AGND
13
2
VR2A
RV112BF-40-15A-B100K
R1
1M
C1
6P
R3
12K
5
6
7
IC5B
UPC4570G2-E2-A
1'3'
2'
VR2B
RV112BF-40-15A-B100K
R9
470k
AGND
R6
47k
D4
1SS355
D3
1SS355
R5
1M
C6
6P
R7
12K
AGND
4.5V
4.5V
9V
3
2
1
JK5
SJ-320B
MIC_L
MIC_R
1 3
2
VR5A
RV11 2BF-40-1 5A-B5 0K
1' 3'
2'
VR5B
RV11 2BF-40-1 5A-B5 0K
+
C4
10u/ 16v(3 mm)
+
C38
10u/ 16v(3 mm)
+
C7
10u/ 16v(3 mm)
+
C8
10u/ 16v(3 mm)
+
C15
10u/ 16v(3 mm)
+
C17
10u/ 16v(3 mm)
+
C2
10u/ 16v
+
C3
10u/ 16v
+
C9
10u/ 16v
+
C11
10u/ 16v
B_LOUT_L
B_LOUT_R
1
2
3
4
5
6
JK2
HTJ-035 -48ABS
R10
1K
R14
1K
BLUETOOTH TX
DGND AGND
R44 0
R42 0
12
SW4
SKSGACE01 0
R50
10k
2 1
0603LED LED2
R51
470
VBAT1
VBAT1
CAP5_SENSE
1
CAP4_SENSE
2
CAP3_SENSE
3
CAP2_SENSE
4
CAP1_SENSE
5
CAP0_SENSE
6
GND
7
PIO[17]/PCM_IN
8
PIO[20]/PCM_CLK
9
PIO[19]/ PCM_SYN C
10
PIO[18]/ PCM_OU T
11
LED0
12
LED1
13
LED2
14
UART_RX
15
UART_TX
16
RST
17
GND
18
MISO
19
CSB
20
CLK
21
MOSI
22
D+
23
D-
24
GND
25
VBAT
26
MFB
27
VDD IO_IN
28
1.8V_ OUT
29
VBUS
30
MIC_R -
31
MIC_R +
32
MIC_B IAS_B
33
MIC_B IAS_A
34
AGN D
35
MIC_L-
36
MIC_L+
37
SP_R-
38
SP_R+
39
SP_L-
40
SP_L+
41
PIO[6]
42
PIO[7]
43
GND
44
RF
45
GND
46
PIO[4]
47
PIO[3]
48
IC8
KB87 d
DGN D AGN D
C40
104
C43
104
C41
15P
C44
15P
AGN D
AGN D
1 2
ANT1
ANT
AGND
C36
NIU
AGND
R55
0
C37
NIU
AGND
Tx BT
to mixer output
C50
104
R65
2.2k
R66
2.2k
C52 104
TP2
TP6
TP3
TP20
TP4
TP21
TP5
TP22
TP18
TP1
R69
NIU
R70
NIU
R71
0
1V8
R72
NIU
DGN D
Vout
5
GND
2
CE
3
VDD
1
NC
4
IC12
RP114N 361D
USB 5V
C101
105
C100
105
DGN D
BLUE_L
BLUE_R
R75
NIU
AVDD_5V
R48
0
VBAT1
DGND AGND
GPIO_0
1
PDSW
2
TEST
3
I2C_SCLK
4
I2C_SDAT
5
VSS
6
USB_DP
7
USB_DM
8
DVDD33
9
DVDD18
10
DVDD50
11
VSS
12
AGND
13
VOLADJ
14
MICL
15
MBIASL
16
VAG
17
MIC_SWOUT
18
MICR_RING2
19
MBIASR_SLEEVE
20
AGND
21
AVDD36
22
AVDD50
23
AV42_D A
24
AV36_DAL
25
LOUTL
26
AGND_DAL
27
LOCOM
28
AGND_DAR
29
LOUTR
30
AV36_DAR
31
GPIO_11
32
GPIO_10
33
GPIO_09
34
GPIO_08
35
SPDIF_O
36
GPIO_05
37
GPIO_04
38
GPIO_03
39
GPIO_07
40
GPIO_06
41
VSS
42
SPI_MISO
43
SPI_MOSI
44
SPI_CS0
45
SPI_SCK
46
GPIO_02
47
GPIO_01
48
U1
CM6533
DGND DGND
DGND
AGND
AGND
AGND
1
2
3
4
5
CN1
MUC48-5377 00
L8
FBMA-10-160808-601T
R91
22
R92
22
DGND
POWER LED
L3
FBMA-10-160808-601T
C84
101
C85
101
R111 0
R110 0
C82
104
C83
225
C75
225
C74
104
MIC_L
MIC_R
C78
475
C81
475
L4
FBMA-10-160808-601T
L5
FBMA-10-160808-601T
R81
1k
R82
6.8k
R83
1k
R84
6.8k
C76
106
C79
106
AGND
AGND
C80
101
AGND
C77
101
DGNDDGND
C87
104
DGND
C86
104
C141
106
C142
106
R118
5.1M
AGND
C134
104
C135
106
AGND
C136
104
C137
106
AGND
C138
104
AGND
C140
104
DGND
C139
225
DGND
C132
104
C133
106
AGND
USB 5V
C162
+ TCM1C 105M8R
C163
+ TCM1 C105M8R
1
2
4
3
L10
ACM2012-900-2P-T002
COMP
1
FB
2
EN
3
GND
4
LX
5
VIN
6
FREQ
7
SS
8
IC4
RT9277B
C96
0.1u
C97
22P
R89
120k
C98
1200P
R90
100k
R88
1M
L1
SLF6028T-1 00M1R 3
L2
NLCV32T-10 0
C94
0.1u
AGN D
OUT
3
IN
1
GND
2
IC3
NJM7809D L1A
AGND
C95
0.1u
AGND
AGND
9V
DGND
DGND DGND DGND
AGND
DGND
C93
22u/16v (0805)
1 2
D14
CRS08
USB 5V
C116
0.1
C117
1uF
C115
10u/16v (0805)
L9
CLF6045 NIT-101M
DGN D
1 2
D18
RB16 0L-60
R104
68k(0 .5%)
R107
1.8k(0 .5%)
R106
1k
C120
10u/ 16v (08 05)
R105
100
C119
0.1
C109
2.2u/ 50v (080 5)
C110
2.2u/ 50v (080 5)
C111
2.2u/ 50v (080 5)
R103
1k
C118
1u/5 0v (080 5)
R102
100
C112
NIU
C113
NIU
C114
NIU
+48V Phamtom
1
32
Q9
2SC2881-Y
3
1 2
D19
1SS362FV
S GND
1
COMP
2
FB
3
SYNC/EN
4
Vin
5
P GND 2
6
Vsw
7
P GND 1
8
IC13
MIC31 72YM
USB 5V
AGN D
+
C164
47u /50v
USB Output
L6
FBMA-10-160808-601T
USB Power
POWER SW
DGND AG ND
R33 0
R132 0
DGND AGND
R35 0
R34 0
+
C89
10u/ 16v
+
C90
10u/ 16v
+
C91
10u/ 16v
OUT
3
IN
1
GND
2
IC11
BA17 805FP
AGND
C55
0.1u
AGND
C125
0.1u
AGND
9V AVDD _5V
AVDD _5V
R41
0
AVDD _5V
R46
NIU
AUX IN 02
3
2
1
84
IC7A
UPC457 0G2-E2-A
R25
470k
AGND
R15
47k
D8
1SS355
D7
1SS355
AGND
13
2
VR3A
RV112BF-40-15A-B100K
R13
1M
C10
6P
R24
12K
5
6
7
IC7B
UPC4570G2-E2-A
1'3'
2'
VR3B
RV112BF-40-15A-B100K
R29
470k
AGND
R27
47k
D10
1SS355
D9
1SS355
R26
1M
C27
6P
R28
12K
AGND
3
2
1
JK3
SJ-320B
4.5V
4.5V
9V
+
C29
10u/ 16v(3 mm)
+
C32
10u/ 16v(3 mm)
+
C31
10u/ 16v(3 mm)
+
C30
10u/ 16v(3 mm)
+
C35
10u/ 16v(3 mm)
+
C34
10u/ 16v(3 mm)
AUX IN 03
3
2
1
84
IC14A
UPC457 0G2-E2-A
R77
470k
AGND
R73
47k
D12
1SS355
D11
1SS355
AGND
13
2
VR4A
RV112BF-40-15A-B100K
R68
1M
C53
6P
R76
12K
5
6
7
IC14B
UPC4570G2-E2-A
1'3'
2'
VR4B
RV112BF-40-15A-B100K
R108
470k
AGND
R100
47k
D15
1SS355
D13
1SS355
R97
1M
C63
6P
R101
12K
AGND
3
2
1
JK7
SJ-320B
4.5V
4.5V
9V
+
C54
10u/ 16v(3 mm)
+
C64
10u/ 16v(3 mm)
+
C62
10u/ 16v(3 mm)
+
C58
10u/ 16v(3 mm)
+
C67
10u/ 16v(3 mm)
+
C65
10u/ 16v(3 mm)
AUX IN 04
3
2
1
84
IC15A
UPC457 0G2-E2-A
R116
470k
AGND
R114
47k
D20
1SS355
D17
1SS355
AGND
13
2
VR6A
RV112BF-40-15A-B100K
R109
1M
C68
6P
R115
12K
5
6
7
IC15B
UPC4570G2-E2-A
1'3'
2'
VR6B
RV112BF-40-15A-B100K
R121
470k
AGND
R119
47k
D22
1SS355
D21
1SS355
R117
1M
C72
6P
R120
12K
AGND
3
2
1
JK8
SJ-320B
4.5V
4.5V
9V
+
C69
10u/ 16v(3 mm)
+
C73
10u/ 16v(3 mm)
+
C71
10u/ 16v(3 mm)
+
C70
10u/ 16v(3 mm)
+
C99
10u/ 16v(3 mm)
+
C88
10u/ 16v(3 mm)
R54
10k
R61
10k
R113
100k
4.5V
3
2
1
84
IC2A
NJM4556A
5
6
7
IC2B
NJM4556A
AGND
9V
+
C46
100u/16v
R99
10k
R98
100
AGND
+
C66
100u/16v
R125
10k
R124
100
AGND
R126
100k
4.5V
AGND
PHONES
1 3
2
VR60 1A
F1001 -GN1B4 B50K
1' 3'
2'
VR60 1B
F1001 -GN1B4 B50K
AGN D
+
C12
1u/5 0v
AGN D
+
C23
1u/5 0v
3
2
1
JK6
SJ-320B
PHONES VOLUME
+
C22
10u/16 v
+
C26
10u/16 v
BLUE_L
R39
100
R40
100
BLUE_R
1T
1S
2T
2S
JK4
KM04097BS_P
AGND
R57
1K
R60
1K
RCA OUTPUT
R122
0
+48V Phamtom
AGND
MIC IN
AGND
R16
6.8k
C20
220p
R17
220
+
C123
10u/63 v
C21
1500p
R22
100k
R74
6.8k
4.5V
D6
1SS355
D5
1SS355
R67
100k
R64
100k
+
C122
10u/16 v(3mm)
C121
6P
R12
1M
AGN D
AGN D
+
C108
1u/5 0v
R11
2.7k
R131
100k
AGN D
MIC GAIN
3
2
1
84
IC6A
UPC4570G 2-E2-A
9V
AGND
3
2
1
JK1
SJ-320B
13
2
VR1A
RV11 2BF-40-1 5A-B2 50K
+
C25
10u/ 16v
+
C124
10u/ 16v
1
2
3
4
5
6
7
8
SW2
SV68 010F02 03 6V FS
R36
0
AVD D_5V
1
32
Q11
2SC41 16-GR
1
32
Q12
2SC41 16-GR
R95
56k
C61
220P
R93
100k
C56
470P
R78
56k
R94
100k
C57
470P
R96
56k
C60
220P
R79
56k
R80
1M
C59
0.047
R85
100
R112
1.8k
2 1
LED1
L-C150 LBCT
1 2
SW1
SKSGACE010
R123
0
POWER SW PCB
2 1
LED3
L-C150 LBCT
1
2
3
4
CN2
NIU
SW_POWER_EN
SW_U SB 5V
SW_A GND
SW_4 V
1
3 2
Q14
2SC41 16-GR
+ C103
10u/ 16v(3mm)
+
C102
220u /16v
AGN D
R127
33k
C104
0.1u
4VUSB 5V
1
2
3
4
CN3
NIU
POWER_EN
USB 5V
AGN D
4V
+
C105
10u/ 16v
+
C106
10u/ 16v
+
C107
10u/ 16v
R129
100K
R130
100K
SW_U SB 5V
SW_U SB 5V
SW_4 V
SW_4 V
SW_A GND
SW_A GNDSW_A GND
SW_PO WER_EN
+
1
-
2
D1
3
D2
4
IC16
AB47 S-R1
R128
1.8k
R37
0
R133
0
AGN D
BLUETOOTH_1
SPK2P
7
VDD AU
6
SPK1N
5
SPK1P
4
GND
3
ADA P
2
VBAT
1
GPIO0
14
RST_N
13
GND
12
MIC1P
11
MIC2P
10
MICBIAS
9
SPK2N
8
GPIO8
24
GPIO7
20
GPIO5
19
GPIO4
18
GPIO3
17
GPIO2
16
GPIO1
15
GPIO18
28
GPIO17
30
GPIO16
31
GPIO15_UART_RX
32
GPIO14_UART_TX
33
GPIO9
25
LED2
36
LED1
35
VDDCORE
34
VDDM
29
GPIO20
26
GPIO19
27
GND
41
AHVDD
40
PWON_N
39
VDDIO
38
LED3
37
GND
23
GND
21
RF_OUT
22
J2
4M02-SKU2-Pinout
SIP1-VBAT
SIP1-ADAP
SIP1-VDDIO
SIP1-MICBIAS
Volume-Dow n
WAKE-U P
NTC-DATA
Volu me-UP
Voice-Swit ch
UART3-RX1-TX2
UART3-TX1-RX2
SIP1-AHVDD
GND
SIP1_SPK1P
SIP1_SPK1N
SIP1_SPK2P
SIP1_SPK2N
SiP1-MIC2P
SiP1-MIC1P
SIP1_BTRF
SIP1_PWR_ON
SiP1_RX
SiP1_TX
SiP1-LED1
SiP1-LED2
SiP1-LED3
SIP1_BTRF_TRX
SiP1-GPIO17
1
2 3
ANT2
ANTENNA
0R
R47
RF-Antenna-Chip
C14
NC
PAD
1
TP7
1
TP8
LED
SIP1-AHVD D
2 1
LED4
C13
NC
SIP1_BTRF
SiP1_RX
SiP1_TX
SiP1-LED3
RF_FEED
C33
15pF
1
2
3
4
5
6
SW3
SKSG ACE010
SIP1_Bluetooth on and pairing
GNDGND
NIU
R38
AC ADAPTER
SIP1-VBAT
0ohm
R20
option
1
AVDD_1
SIP1_PWR_ ON
10K
R18
SIP1-MICBIAS
GND
L7 27nH
GND
R52 2.2K
12
C42
15pF
12
C39
2.2uF
12
C45
NC
SiP1-MIC1 P
1
TP9
1
TP10
1
TP11
MIC
TESTPAD
MIC_KUS0623-015040
1
2
3
CN5
Ribbo m_3pin
MIC PCB
VCC
3
OUT
1
GND
2
4 5 6
MIC1
KRM52 00
1
2
3
CN4
Ribbo m_3pin
SIP1-MICBIAS
Differential to Single Ended Circuit
OP_AMP_R
OP_AMP_L
AGND
3
2
1
84
IC9A
UPC457 0G2-E2-A
5
6
7
IC9B
UPC4570G2-E2-A
9V
12
C18
2.2uF
10K
R21
10K
R59
12
C24
1uF
SIP1_SPK2P
2INA +
2OU TB
1
TP12
TESTPAD
4.5V
10K
R53
12
C48
1uF
B_LOUT_L
1
TP16
TESTPAD
12
C28
2.2uF
10K
R58
SIP1_SPK2N
2INA -
1
TP14
TESTPAD
12
C19
2.2uF
10K
R23
10K
R62
12
C51
1uF
GND
SIP1_SPK1P INA+
OUTB
1
TP13
TESTPAD
4.5V
10K
R56
12
C49
1uF
B_LOUT_R
1
TP17
TESTPAD
12
C47
2.2uF
10K
R30
SIP1_SPK1N INA-
1
TP15
TESTPAD
5
6
7
IC6B
UPC4570G2-E2-A
R87
5.6k
9V
R86
4.7k
AGND
+
C92
220u/16v
AGND
4.5V
GND
AGNDGND
0
R63
B_LOUT_L
B_LOUT_R
Rx BT
1
2
3
4
5
6
JK12
HTJ-035 -48ABS
DGN D
USB 5V
SiP1-GPIO1 7
VBAT1
TP32
TP45
TP53
TP59
TP73
TP93
TP106
TP116
TP23
TP36
TP48
TP54
TP64
TP81
TP97
TP111
TP24
TP37
TP49
TP55
TP65
TP82
TP98
TP112
TP25
TP40
TP50
TP56
TP66
TP88
TP99
TP113
TP26
TP41
TP51
TP57
TP67
TP89
TP100
TP114
TP30
TP39
TP19
TP34
TP28
TP38
TP27
TP35
TP29
TP33
TP42
TP46
TP43
TP47
TP69
TP86 TP87
TP70
TP62
TP78
TP63
TP79
TP68
TP71
TP105
TP109
TP103
TP95
TP101
TP94
TP96
TP107 TP10 8
TP102
TP110
TP134 TP135
TP138
TP140
TP139
TP137
TP136
TP130
TP131
TP129
TP127
TP132
TP133
TP128
TP126
TP124
TP31
TP44
TP52
TP58
TP72
TP92
TP104
TP115
TP61
TP60
TP75TP74
TP80
TP77TP76
TP83
TP84
TP90
TP85
TP91
TP123
TP118
TP120
TP117
TP119
TP121
TP122
TP125