7. CIRCUIT DIAGRAM
3.3K
R301
CN301
15
13
11
9
7
5
4
3
2
1
14
12
10
8
6
0R302
22p
C301
0
R303
KJA-PH-0-0176
ENJE0007601
J301
2
3
6
5
4
1M5_MIC
M4_L
M3_DETECT
ASSIST
M1_R
M6_GND
0R304
100n
L305
0.1u
C302
EUSY0388501
U301
BQ25040
5 6
74
83
92
101
11
PGND
IN BAT
ISET _PG
VSS1 CHG
LDO VSS2
EN_SETIFULL
1u
C303
C304
1u
1800
FB303
100K
R305
27p
C305
R306
100K
DNI
R307
MIC301
SUMY0010609
SPU0410HR5H-PB
4
3
2
1
P
G1
G2
O
C306
10u
05020S41CLVE
103AV
0
R308
100nL301
C307
22n
L302 100n
22n
C308
C309
39p
C310
39p
39p
C311
TS5USBA33402
EUSY0372001
U302
4B
D2
B2
A1A2
B3
C2
A4
C1
A3D1
E4
D3D4
E3
E2C3
E1C4
1B
Y
LPPUSV
UART_TX VBUS
UART_RX DM
DP
USB_DM ID
USB_DP
AUDIO_L R2_2K
AUDIO_R
MIC
DSS
_INT
SDA CLDO
SCL
GND
TESI
0
R309
33R310
0
R311
R312 33
10K
R313
ULCE0505C015FR
VA302
FB301
1800
FB302
1800
10K
R314
0.1u
C312
100
R330
LM49151TLX
EUSY0390501
U303
4E
4D
3D
4C
2
A
E2B3
B2
A1
C3
E3
C2
D2C1
A3D1
A4E1
4B
1B
DDV
D
DVS
L
INM+ LSOUT+
INM- LSOUT-
INL SET
INR
HPL
BYPASS
I2CVDD
SDA
SCL HPR
DNG
SSVP
C
N
1C
P
1
C
DNGPC
220nC313
220nC314
303AV
403AV
C315
1u
TP301
503AV
270p
C316
3A1B501CP12MFN
103LF
4 3
2 1
NITUO
1G2G
R315
100K
NCS2200SQ2T2G
EUSY0250501
U304
2
3
1
4
5
VCC
VIN-
OUT VIN+
GND
1.5K
R316
22n
C317
220nC318
220nC319
2.2K
R317
16 15 14 13 12 11 10 9
8
7 6 5 4 3 2 1
L
K
J
I
H
G
F
E
D
C
B
A
L
K
J
I
H
G
F
E
D
C
B
A
16 15 14 13 12 11 10 9
8
7 6 5 4 3 2 1
n001
303L
DNI
R318
220nC320
220nC321
2.2u
C322
0.1u
C323
0
R319
2.2u
C324 C325
2.2u
0.1uC326
100KR320
22p
C337
DNI
R322
0.1u
C327
C328
0.1u
0.1u
C329
R323
200Kohms
R324
0
0.1uH
L304
1n
C330
100KR325
ZD2
CCL50FMSV
103D
43
52
61
ZD1
820
R326
39p
C331
39p
C332
270p
C333
39p
C334
22n
C335
2.2K
R327
10u
C336
120p
C338
0.1u
C339
220K
R328
1M
R329
VBAT
VBAT
VBAT
_PPR
_CHG_EN
VMIC_P
VMIC_N
2V5_VAUDB
HS_MIC_P
MAIN_MIC_P
HS_MIC_N
MAIN_MIC_N
USB_DP
USB_DM
UART_TX
UART_RX
VCHG_OUT
VCHG_OUT
RCV_P
RCV_N
I2C2_SCL
I2C2_SDA
VBUS_VCHG
VBUS_VCHG
VBUS_VCHG
BB_SND_R
BB_SND_L
2V62_VIO
2V62_VIO
2V62_VIO
2V62_VIO
2V62_VIO
_MUIC_INT
_CHG_EOC
I2C1_SCL
I2C1_SDA
3V1_VUSB
MUIC_DM
MUIC_DM
MUIC_DP
MUIC_DP
MUIC_ID
MUIC_ID
HSO_R
HSO_R
HSO_L
HSO_L
RCV_SPK_N
HOOK_DETECT
JACK_DETECT
FM_SND_L
FM_SND_R
RCV_SPK_P
FM_ANT_1
FM_ANT_2
EAR_GND
EAR_GND
EAR_GND
EAR_GND_2
(645mA) (100mA)
Micro USB
AUDIO AMP SUB SYSTEM & SIGNAL DISTRIBUTOR
MUIC
Single Charging IC for uUSB
MIC
- Audio AMP I2C Power Net Name changed
Rev.B
- IO Con. Part changed(ENRY0008801 -> ENRY0010801)
- Charging current setting register value changed
(1608,25V,K,X7R)
(1%) (1%)
(1608,25V,K,X5R)
(1608,25V,K,X5R)
(1005,50V,J,NP0)
Rev.C
- MUIC part : R312 value changed (300K => 100K)
3.5phi HEADSET
(1608)
(1608)
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