XIEGU X108G, Service Manual

Page: 34 / 36

D6
MA2Z077
L4
100uH
R21
2.7k
+9R
R99
2.7k
R89
2.7k
C82
100nF
C106
100nF
L30
100uH
L37
100uH
C87
100nF
C100
100nF
+9R
+9T
R32
4.7k
A0
1
A1
2
A2
3
E1
4
E2
5
E3
6
Y7
7
Y6
9
Y5
10
Y4
11 Y3
12
Y2
13
Y1
14
Y0
15
U21
74HC238PW
+5
C140
100nF
VCC
C58
100nF
C94
100nF
R82
100R
R22
1M
R101
68R
R37
1k
C25
100nF
C18
1nF
R29
2.7k
C32
33pF
R87
4.7k
C101
100nF
inA
1
inB 2
GND
3
outA
4
outB
5
OSCI
6
OSCO
7
VCC
8
U6
NE602A
C53
47nF
C45
100nF
C48
470nF
C34
100nF
C35
100nF
CW_TXE
+9
C43
330uF/16V
C81
100nF
C78
10nF
R74
100k
RW2
R09-S-10k
R46
2.7k
R68
2.7k
+9
+9T
+9R
CW_TONE
MIC_SIG
MIC_SIG
PWR_SW1
PWR_SW2
PWR_SW1
PWR_SW2
BAND1
BAND2
BAND3
C16
100nF
VCC VDD +5 +5
1
JP5
NC
1
JP3
NC
1
JP4
NC
X108G
SSIGBD-V1.42.9RTM
MIC LEVEL
RW4
10k
D26
MA2Z077
L35
100uH
R90
2.7k
R80
NC
C88
NC
C96
100nF
C93
100nF
C75
100nF
BAND_SEL1
BAND_SEL2
BAND_SEL3
BAND_SEL4
BAND_SEL5
BAND_SEL6
R56
0R
R50
100k
+9T
R40
100R C72
100nF
C74
NC
1
TP2
NC
1 2 3 4 5 6 7 8 9 10 11 12
XGM1
XBPF-80m/160m
D4
MA2Z077
D5
MA2Z077
L6
100uH
L5
100uH
R23
1k
R24
1k
C12
100nF
1 2 3 4 5 6 7 8 9 10 11 12
XGM2
XBPF-40m/60m
D17
MA2Z077 D18
MA2Z077
L20
100uH
L19
100uH
R51
1k
R52
1k
C39
100nF
1 2 3 4 5 6 7 8 9 10 11 12
XGM3
XBPF-20m/30m
D19
MA2Z077 D20
MA2Z077
L27
100uH
L26
100uH
R77
1k
R78
1k
C65
100nF
1 2 3 4 5 6 7 8 9 10 11 12
XGM4
XBPF-15m/17m
D29
MA2Z077 D30
MA2Z077
L39
100uH
L38
100uH
R96
1k
R97
1k
C99
100nF
1 2 3 4 5 6 7 8 9 10 11 12
XGM5
XBPF-10m/12m
D32
MA2Z077 D33
MA2Z077
L44
100uH
L43
100uH
R105
1k
R106
1k
C112
100nF
L45
330nH
L46
330nH
C213
220pF
C134
150pF
C132
150pF
C212
100nF
C130
100nF
D35
MA2Z077
D36
MA2Z077
L47
100uH
L48
100uH
C136
100nF
C135
100nF
R193
1k
R194
1k
L49
100uH
L50
100uH
BAND_SEL6
BAND_SEL1
BAND_SEL2
BAND_SEL3
BAND_SEL4
BAND_SEL5
BS_EX1
BS_EX2
BS_EX3
BS_EX4
BS_EX5
P1
U.FL 插座
P2
U.FL 插座
OE
19
T/R
1
A1
3
B1
17
A2
4
B2
16
A3
5
B3
15
A4
6
B4
14
A5
7
B5
13
A6
8
B6
12
A7
9
B7
11
A0
2
B0
18
VCC
20
GND
10
U20
74HC245PW
VCC
VCC
D42
1N4148WS-7-F
D43
1N4148WS-7-F
D39
1N4148WS-7-F
D41
1N4148WS-7-F
D40
1N4148WS-7-F
BS_EX_EN
R33
1.5k
R60
470R
C62
100nF
R61
47R
L32
100uH
D22
MA2Z077
R86
1k
C76
100nF
+9T
+9
FILTER2K2
+9
FILTER0K5
C15
100nF
C83
100nF
+9R
SMTER
+5
C44
100nF
C59
470nF
R59
100k
Q17
IMD9A
VCC
Q18
IMD9A
VCC
Q19
IMD9A
VCC
Q20
IMD9A
VCC
BS_EX1
BS_EX2
BS_EX3
BS_EX4
BS_EX5
Q16
IMD9A
VCC
BS_DRV_EX1
BS_DRV_EX2
BS_DRV_EX3
BS_DRV_EX4
BS_DRV_EX5
BS_DRV_EX1
BS_DRV_EX2
BS_DRV_EX3
BS_DRV_EX4
BS_DRV_EX5
U5
ADE-1
R30
220k
R31
NC
C31
33pF
1 2 3 4 5 6 7 8
XMD1
XGUSSSBFLT
1 2 3 4 5 6 7 8
XMD2
XGUSCWFLT
C102
100nF
R93
220R
R98
68R
R9
10k
R2
470R
+5
1
2
3
XF1
10M7.5A
D23
MA2Z077
R88
10k
EXT_AFIN
+9
FILTER7K5
C70
100nF
Q9
DTC114EKA
C24
100nF
R57
68R
R65
100R
R64
100R
ATT_EN
X2
32.768kHz
C146
6pF
C147
6pF
OSC32_1
OSC32_2
R198
0R
R123
NC
OSC32_1
OSC32_2
BT1
MS920SE FL27E
+3.3
C139
100nF
LCD_CS
LCD_BL
ENC_A
ENC_B
ENC_BTN
KEY00
KEY01
KEY02
KEY03
KEY04
KEY05
KEY06
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
1 1
33 33
34
34
P6
FPC-32P-0.5DT
+3.3
1
2
3
4 5
6
7
8
RP3
100R
1
2
3
4 5
6
7
8
RP4
100R
LCD_D0
LCD_D1
LCD_D2
LCD_D3
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_RD
LCD_WR
LCD_RS
LCD_RESET 1
2
3
4 5
6
7
8
RP2
100R
LCD_RD LCD_WR
LCD_RS
LCD_RESET
LCD_CS
LCD_BL
CW_TONE PO_SET
MIC_EN
CW_TXE
FILTER2K2 FILTER0K5 FILTER7K5 NB_EN BAND1 BAND2 BAND3 BS_EX_EN
VIN_SMP
PO_REV PTT TRX
TIM4_CH4
MDATA
1
JP6
NC
PRE_EN
ATT_EN
PE2/TRACECK/FSMC_A23
1
PE3/TRACED0/FSMC_A19
2
PE4/TRACED1/FSMC_A20
3
PE5/TRACED2/FSMC_A21
4
PE6/TRACED3/FSMC_A22
5
VBAT
6
PC13-TAMPER-RTC
7
PC14-OSC32_IN
8
PC15-OSC32_OUT
9
VSS_5
10
VDD_5
11
OSC_IN
12
OSC_OUT
13
NRST
14
PC0/ADC123_IN10
15
PC1/ADC123_IN11
16
PC2/ADC123_IN12
17
PC3/ADC123_IN13
18
VSSA
19
VREF-
20
VREF+
21
VDDA
22
PA0/WKUP/USART2_CTS/ADC123_IN0
23
PA1/USART2_RTS_ADC123_IN1
24
PA2/USART2_TX/ADC123_IN2
25
PA3/USART2_RX_ADC123_IN3
26
VSS_4
27
VDD_4
28
PA4/SPI1_NSS/USART2_CK/ADC12_IN4/DAC1
29
PA5/SPI1_SCK/ADC12_IN5/DAC2
30
PA6/SPI1_MISO/ADC12_IN6
31
PA7/SPI1_MOSI/ADC12_IN7
32
PC4/ADC12_IN14
33
PC5/ADC12_IN15
34
PB0/ADC12_IN8
35
PB1/ADC12_IN9
36
PB2/BOOT1
37
PE7/FSMC_D4
38
PE8/FSMC_D5
39
PE9/FSMC_D6
40
PE10/FSMC_D7
41
PE11/FSMC_D8
42
PE12/FSMC_D9
43
PE13/FSMC_D10
44
PE14/FSMC_D11
45
PE15/FSMC_D12
46
PB10/I2C2_SCL/USART3_TX
47
PB11/I2C2_SDA/USART3_RX
48
VSS_1
49
VDD_1
50
PB12/SPI2_NSS/I2S2_WS/USART3_CK
51
PB13/SPI2_SCK/I2S2_CK/USART3_CTS
52
PB14/SPI2_MISO/USART3_RTS
53
PB15/SPI2_MOSI/I2S2_SD
54
PD8/FSMC_D13
55
PD9/FSMC_D14
56
PD10/FSMC_D15
57
PD11/FSMC_A16
58
PD12/FSMC_A17
59
PD13/FSMC_A18
60 PD14/FSMC_D0
61
PD15/FSMC_D1
62
PC6/I2S2_MCK/SDIO_D6
63
PC7/I2S3_MCK/SDIO_D7
64
PC8/TIM8_CH3/SDIO_D0
65
PC9/TIM8_CH4/SDIO_D1
66
PA8/USART1_CK/MCO
67
PA9/USART1_TX/TIM1_CH2
68
PA10/USART1_RX/TIM1_CH3
69
PA11/USART_CTS/USBDM/CAN_RX
70
PA12/USART1_RTS/USBDP/CAN_TX
71
PA13/JTMS-SWDIO
72
NC
73
VSS_2
74
VDD_2
75
PA14/JTCK-SWCLK
76
PA15/JTD1
77
PC10/USART4_TX/SDIO_D2
78
PC11/USART4_RX/SDIO_D3
79
PC12/USART5_TX/SDIO_CK
80
PD0/FSMC_D2
81
PD1/FSMC_D3
82
PD2/USART5_RX/SDIO_CMD
83
PD3/FSMC_CLK
84
PD4/FSMC_NOE
85
PD5/FSMC_NWE
86
PD6/FSMC_NWAIT
87
PD7/FSMC_NE1/FSMC_NCE2
88
PB3/JTDO/SPI3_SCK/I2S3_CK
89
PB4/NJTRST/SPI3_MISO
90
PB5/I2C1_SMBA/SPI3_MOSI/I2S3_SD
91
PB6/I2C1_SCL_TIM4_CH1
92
PB7/I2C1_SDA/FSMC_NADV
93
BOOT0
94
PB8/TIM4_CH3/SDIO_D4
95
PB9/TIM4_CH4/SDIO_D5
96
PE0/TIM4_ETR/FSMC_NBL0
97
PE1/FSMC_NBL1
98
VSS_3
99
VDD_3
100
U17
STM32F103VET6
USB_P
USB_N
USART1_RX
USART1_TX
LCD_D0 LCD_D1 LCD_D2 LCD_D3 LCD_D4 LCD_D5 LCD_D6 LCD_D7
R107
10k
SPI1_SCK Remap SPI1_MOSI Remap
1 2 3 4
5 6 7 8
RP1
33R
ENC_A
ENC_B
ENC_BTN
KEY00
KEY01
KEY02
KEY03
KEY04
KEY05
KEY06
+3REF
+3REF
+3.3
+3.3
+3.3
+3.3 R125
10k
+3.3
TIM3_CH2
SWDIO
SWCLK KEYER_DOT KEYER_DSH
VIN_SMP
PO_FWD
PO_REV
PO_SET
TRX
MDATA
R195
1.5k
+3.3
USB_EN
USB_N
USB_P
D34
NUP2201MR6T1G
VCC
LB1
600R
USB_EN
AUX
J4
PJ-3.5-ST-SW/ 橙
EX SPK
J2
PJ-3.5-ST-SW/ 绿
Keyer
J5
PJ-3.5-ST-SW/ 红
R121
100R
R122
100R
LB4
600R
LB6
600R
C141
1nF
C145
1nF
KEYER_DOT
KEYER_DSH
EXT_AFIN
L51
1uH
R197
100R
C138
1nF
R196
100R
C64
100nF
R73
NC
L23
1uH
L24
1uH
D44
NUP2201MR6T1G
C148
100nF
C149
100nF
C150
100nF
C151
100nF
C152
100nF
C153
100nF
+3.3
C144
100nF
+3.3
SWDIO
SWCLK
LB5
600R
LB7
600R
C154
100nF
C155
100nF
C142
100nF
C215
100nF
+3.3 +5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
To Baseboard
P4
FPC-40P-0.5DT
C29
100nF
i Parameter Set i Parameter Set
i Parameter Set
i Parameter Set
i Parameter Set
i Parameter Set
VCC
X1
8MHz
C86
22pF
C89
22pF
MIC_EN
PTT_SRV
PTT_SRV
U11
LM321MF
R75
100k
R79
100k
R91
100k
R100
100k
R94
100k
C84
470nF
C60
470nF
C77
470nF
C66
470nF
C79
100nF
R83
5.1k
R102
5.1k
R92
51R
C90
1nF
BAND1
BAND2
BAND3
BS_EX_EN
AM_SEL
AM_SEL
1
2
3
4
P5
NC
USR_DEF1
R76
10k
+3.3
D15
MA2Z077
R81
2.7k
L13
100uH
+9R
V+
1
IF-
2
AIN-
3
GND
4
V-
5
RF+
6
RF-
7
V-
8
V+
9
LO-
10
LO+
11
V+
12
GND
13
BIAS
14
V-
15
AOUT
16
VFB
17
COM
18
AIN+
19
IF+
20
U10
AD831AP
+9T +9T
+9T
ATT=-19dB
AM_SEL
D27
MA2Z077
D28
MA2Z077
C73
100nF
L22
100uH
R131
2.7k
D9
MA2Z077
R128
0R
R130
NC
R129
NC
C71
100nF
VCMP_A0
1 2
P7
2501-2P
C92
470nF
R53
100R
C85
1nF
AF_MUX_A0
LB10
600R
+3.3A
+3.3A
USART1_TX
R58
510R
Remove R76 to enable non-HAM band TX
P9
U.FL 插座
P8
U.FL 插座 loDDS_SCLK
dualDDS_DATA
loDDS_IOUD
dualDDS_RESET
loDDS_CS
+5
loDDS_SCLK dualDDS_DATA loDDS_IOUD dualDDS_RESET loDDS_CS
R69
33R
VCMP_A1
VCMP_A2
VCMP_A0
VCMP_A1
VCMP_A2
C56
100nF
1 2
3 4
5 6
7 8
9 10
11 12
13 14
P10
BTB0.8-12P-MALE
+5
R6
10k
1
TP4
NC
1
TP5
NC
C11
100nF
IO4
1
IO6
2
MUX
3
IO7
4
IO5
5
INH
6
VEE
7
VSS
8
C
9
B
10
A
11
IO3
12
IO0
13
IO1
14
IO2
15
VDD
16
U13
CD4051BPWR
AF_SSB_CW
AF_AM
AF_SSB_CW
AF_AM
C119
100nF
C108
100nF
C109
100nF C113
100nF
C111
100nF
1 4
3 5
2
6
7
T1
10.7M5X5 中周 /1402
R18
47k
R25
100k
R4
100R
C80
1nF
C98
1nF
R19
100k
R1
1k
R27
1k
C103
1nF
R3
51R
C4
100nF
C1
100nF
LB2
600R
U28
PC817
R35
2.7k
R103
100k
R55
1k
C52
1nF
R108
100R
R36
51R
+9R
C19
100nF
R38
51R
+9R
C26
100pF
R84
4.7k
AGC_S
AGC_OFF
+9R
AGC_S
AGC_OFF
SMTER
R34
100k
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
TEST
7
VCC
8
U8
AT24C32N-10SC-2.5
R115 4.7k
R116 4.7k
I2C_SCL
I2C_SDA
+3.3
+3.3
R114 4.7k
I2C_SCL I2C_SDA
C118
100nF
C117
100nF
1 4
3 5
2
6
7
T5
10.7M5X5 中周 /1802
+9R
C37
100nF
1
4
3
5
2
6 7
T4
10.7M5X5 中周 /1402
Q4
2SC4154E
RW3
10k
Q5
2SC4154E
R20
100R
C46
NC
C6
100nF
R16
2.2M
Q13
BB305CEW
Q15
BB305CEW
Q21
BB305CEW
A
1
B
2
VSS
3
SW
4
VDD
5
U1
BU4S66G2
RW1
10k
1 4
3 5
2
6
7
T7
10.7M5X5 中周 /1404
C110
2.2pF
R26
1k
R28
470k
R44
240k
2
3
1
A
4
11
U7A
MC33204DTB
5
6
7
B
4
11
U7B
MC33204DTB
10
9
8
C
4
11
U7C
MC33204DTB
12
13
14
D
4
11
U7D
MC33204DTB
R47
16k
R48
91k
R112
220k
R49
100k
C127
470nF
R113
100k
1
TP1
NC
1
TP6
NC
1
TP7
NC
1 2 3 4 5 6
1 2
4 3
6 5
7
8 9
ACC
P11
MINI-DIN-6
LB3
600R
+9
L25
1uH
R127
100R
C131
1nF
R126
10k
R118
10k
+3.3
+5
D37
BAT54C
+9
PTT_SW
PTT_EXT
L28
1uH
R132
100R
C137
1nF
L29
1uH
R133
20k
C156
1nF
L31
1uH
R134
100R
C158
1nF
ALC
ALC
C214
1nF
L21
1uH
USART1_RX
D45
NUP2201MR6T1G
+5
BAND_VOLT
C157
100nF
BAND_VOLT
R135
10k
U16
PC817
PTT
PTT_SW
PTT_EXT
C159
100nF
GAIN
1
IN-
2
IN+
3
GND
4
OUT
5
VCC
6
BYPS
7
GAIN
8
U9
LM386N
C160
330uF/16V
R139
10R
Q23
DTC114EKA
R140
10k
+9R
1
2
3
D1
1SS372
1
2
3
4
T11
744242510
LB8
600R
C163
100nF
C14
100nF
C40
100nF
R70
3.3k
R42
1.5k
R66
10R
R71
100R
R54
470R
C63
100nF
C13
100nF
PRE_EN
C38
100nF
1 2
3 4
T2
744242510
Q7
2SC5551
R43
51R
+9R
Q8
DTC114EKA
C67
100nF
R145
33k
R146 10k
R147 10k
R142
1k
R14
1k
1 2
3
D2
1SS372
R144
100k
C28
4.7nF
R143
68k
+9
R5
15k
C17
470nF
+9
R148
0R
C161
1nF
R149
0R
L1
2.7uH
R104
100k
J3
1
G
2
J2
3
V1
4
J1
5
V2
6
U4
AS179-92LF
J3
1
G
2
J2
3
V1
4
J1
5
V2
6
U12
AS179-92LF
C47
100nF
C68
100nF
R15
1k
R17
510R
C30
100nF
J3
1
G
2
J2
3
V1
4
J1
5
V2
6
U15
AS179-92LF
J3
1
G
2
J2
3
V1
4
J1
5
V2
6
U18
AS179-92LF
C107
100nF
C95
100nF
C55
100nF
R85
1k
R95
510R
C33
100nF
+9R +9R
C166
100nF
C172
100nF
R154
100R
R155
10k
C177
1nF
C168
1nF
+9T
C174
100pF
Q24
DTC114EKA
RW6
10k
D8
1N4148WS-7-F
D3
1N4148WS-7-F
R151
47k
Q10
IMD9A
RW5
10k
C167
100nF
C175
1nF
R156
4.7k C173
470nF
U26
74V1G14C
PWM_OUT
+5
PWM_OUT
U25
MCP6001U
C188
100nF
+5
R169
1k
C189
470nF
AF_MUX_A1
AF_MUX_A0
AF_MUX_A1
R163 33k
C165
2.2nF
R167
0R
PO_FWD
PO_SET
5
6
7
U22B
MC33202DM
1
2
3
4
8
U22A
MC33202DM
R160
10k
R158
510k R157
330R
C182
100nF
R159
10k
Q26
DTC114EKA
CA_OFFSET
CA_OFFSET
D11
1N4148WS-7-F
1
2
3
4
5
6
7
8
9
P3
MicroUSB 插座 / 牛角头型
R168
4.7k
C192
100nF
+5
D14
1N4148WS-7-F
D31
1N4148WS-7-F
R41
10k
R170
10k
L8
10uH
C196
330pF
R171
10R
R172
10k
+9 +9T +9R +5
1
TP10
NC
Q1
DTC114EKA
R174
470R
R117
1.5k
R175
47R
R173
10k
Q11
DTC114EKA
C105
100nF
R178
470R
R176
1.5k
R177
4.7k
R179
47R
R180
10k
C115
100nF
C201
100nF
Q12
DTC114EKA
1
TP13
NC
1
TP14
NC
1
TP15
NC
1
TP16
NC
D10
MA2Z077
D16
MA2Z077
D7
MA2Z077
D13
MA2Z077
D12
MA2Z077
D21
MA2Z077
D24
MA2Z077
D25
MA2Z077
1
TP19
NC
1
TP20
NC
1
TP21
NC
1
TP22
NC
1
TP23
NC
1
TP24
NC
1
TP25
NC
1
TP26
NC
1
TP29
NC
1
TP30
NC
1
TP27
NC
1
TP28
NC
+9T
R141
220k
VALC
R72
10k
C120
470pF
1 4
3 5
2
6
7
T3
10.7M5X5 中周 /1402
C97
100nF
1 4
3 5
2
6
7
T6
10.7M5X5 中周 /1402
1 4
3 5
2
6
7
T8
10.7M5X5 中周 /1402
Q3
BB305CEW
U2
LM321MF
+9R
Vgain=3.7~4V
1
2
TP8
2.54-2P
C9
5.1pF
1 2
TP3
2.54-2P
C3
2.2pF
D46
1N4148WS-7-F
R13
2.2M
R7
470k
R8
10R
R11
100k
RW8
10k
U14
LM321MF
R10
10k
+9T
FWD
FWD
C8
1nF
Q2
DTC114EKA
C104
NC
C2
100nF
Q6
2SC4154E
R45
NC
R136
10k
R63
10k
+9R
R39
100R
C162
100nF
R161
4.7k
Q22
2SC4154E
C91
100pF
L2
2.2uH
R150
100R
R152
47k
R138
47k
R153
1.5k
R137
100R
C7
100nF
+9R
C114
100nF
VCC
IN+
IN-
VAGC GND
OUT-
OUT+
GND
U3
UPC3218GV
R109
10k
Q27
2SC2712(Y)
R111
680R
R191
1k
R189
56k
R190
100R
D47
HSM276S
C207
10nF C210
1nF
R110
33k
Q36
2SC2712(Y)
C143
10nF
C133
470nF
R124
1.5k
R119
10k
C128
470nF
R120
10k
R187
100R D38
BZT52C5V1
C181
470nF
C129
10nF
Q29
2SC2712(Y)
C206
10nF
C211
10nF
Q30
DTB113ZK
R188
6.8k
Q28
DTC114EUA
+9
Q34
DTC114EUA
C205
10nF
C209
10nF
R192
330R
1 5
3 4
2
6
7
T16
10.7M5X5 中周 /1802
L14
470uH
TP9
NC
Q25
2SC2714(Y)
L7
100uH
R182
470R
R185
51R
R184
100R
C170
100nF
R186
5.1k
R183
20k
R181
100R
C123
100nF
C124
100nF
L3
100uH
C122
100nF
R162
1k
+9T
C41
10uF
C20
10uF
R199
10R
C50
100nF
C176
10uF
C
1
EN 2 VEE 3
VSS
4
A
5
CH1
6
CH0
7
VDD
8
C=1->A=CH1
C=0->A=CH0
R200
10k
+9T
C57
100nF
R201
10R
C51
10nF
C22
10nF
R164
33k
R67
2.4k
R62
13k
C61
10nF
C49
10nF
4 Order Bandpass Filter
350-3500Hz
AB:00=AM
AB:01=SSB
AB:10=CW
AB:11=MUTE
C116
12pF
C5
68pF
C164
68pF
C21
39pF
C10
68pF
C42
68pF
C179
2.2uF
C178
1uF
C180
2.2uF
C23
68pF
C36
68pF
C69
68pF
C208
39pF
C204
10pF
C203
10uF
C202
10uF
C171
47uF/35V
C27
1uF
C121
68pF
封装应为MSOP8
LB9
600R
I
3
O
2
G
1
U19
LM1117MP-3.3/NOPB
U24
LM4040AIM3-3.0
C190
47uF
C169
47uF
C54
47uF
C198
47uF/35V
C199
47uF/35V
C200
47uF/35V
C197
47uF/35V
Q14
DTB113ZK
R12
220R
R165
680R
TP11
NC
R166
100k
D48
1N4148WS-7-F
+3.3
Part 8 Circuit Schematic