5-18
Samsung Electronics
5-18 Transmitter Circuit Diagram
N/C
N/C
6.8nH
C228
220uF
L100
C942
3pF
C101
ANTENNA
A1
4.7uF/6.3V
C233
100pF
C209
R224
8.2K
100pF
33nH
100pF
C214
1uF
L208
C210
220pF
C230
C226
100pF
R208
180
R209
N.C
180
L405
LM7131BCM5
+
4
3
-
G
21
OUT
5
VC
560
R225
12K
R214
U203
680
R211
C213 22pF
N.C
C984
R223
1K
R215
22K
VDD
5
R213
4.7K
2
GND1
3
GND2
6
GND3
7
GND4
9
GND5
10
GND6
1
PIN
POUT
8
4
VAPC
C223
U202
PF01411B
PA
FB100
FERITE BEAD
100pF
8
4
7
1
RX
3
TX
5
V1
U206
HSMS-2805
1
2
3
4
LMS30L0897H103
U204
6
ANT
2
3.3K
R212
C227
100pF
C208
100pF
150
R210
C212
C211
N.C
820pF
DCS314E-0900
U205
COUPLER
1
CO
GND1
2
6
IN
3
N.C
5
N.C1
OUT
4
TXRF
+VB
A
T
T
C229
100pF
RXRF
3VTXEN1
TXPO
WER
1
2
4
UMC5N
4.7K
R139
8pF
C174
TXEN2
U109
63
XVCC
05-Schematic Diagrams 7/21/99 11:31 AM Page 18
Содержание SGH-800C
Страница 27: ...4 PCB Diagrams 4 1 Main PCB Samsung Electronics 4 1 Bottom View Top View 04 PCB A3 7 21 99 11 30 AM Page 1 ...
Страница 28: ...4 2 Key PCB Samsung Electronics 4 2 Bottom View Top View 04 PCB A3 7 21 99 11 30 AM Page 2 ...
Страница 32: ...4 6 Samsung Electronics PCB Diagrams MEMO 04 PCB 7 21 99 11 29 AM Page 4 ...