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5-2
Schematic Diagrams
2.2UF
C55
2.2UF
ground
RFGND
ground
ground
C52
C44
220UF/6.3V
RFGND
C66
10NF
5
_LBO
3
_SHDN
6
B1
PAS614L-VL3
7
BATT
4
CLSEL
FB
1
8
GND
2
LBI
LX
9
OUT
10
REF
C257
RFGND
MAX1676EUB-T
U12
4
5
VOUT
100NF
ground
U16
LP2980AIM5X-3.3
GND
2
NC
100NF
C255
R50
200
C60
2.2UF
ground
U14
BYPASS
4
2
GND
3
ON/OFF
1
VIN
VOUT
5
GND
2
ON/OFF
3
VIN
1
5
VOUT
LP2982AIM5X-3.0
U15
LP2982AIM5X-3.0
4
BYPASS
10NF
C46
C56
2.2UF
10UF/10V
C65
C73
10UF/10V
C69
10NF
C51
10UF/10V
RFGND
R304
0
RFGND
10UF/10V
C61
ground
AGND
RFGND
RFGND
ground
ZD2
MCL4154
VOUT
RFGND
10NF
C74
U17
LP2982AIM5X-3.0
4
BYPASS
GND
2
ON/OFF
3
VIN
1
5
4
BYPASS
GND
2
ON/OFF
3
VIN
1
5
VOUT
AGND
ground
U18
LP2982AIM5X-3.0
RFGND
RFGND
2.2UF
C59
DGND
10UF/10V
C49
L1
DO1608C-473LP
RFGND
AGND
10UF/10V
C63
47uH
D4
PRLL5819
10UF/10V
C50
100NF
ground
220UF/6.3V
C67
ground
C256
2
4
NC
3
ON/OFF
1
VIN
5
VOUT
ground
U13
LP2981AIM5X-3.0
GND
C58
RFGND
C258
100NF
C259
1UF
10NF
ground
100NF
C45
RFGND
2.2UF
C72
RFGND
RFGND
NC
C281
DGND
DGND
AGND
RFGND
C260
100NF
U20
BYPASS
4
2
GND
3
ON/OFF
1
VIN
VOUT
5
RFGND
RFGND
LP2982AIM5X-3.0
RTC_3V3
+VBATT
AVCON
NC
R303
VCTCXO_CONT
3VBRIGHT
3VSYNTH
3VTX
VCC
AVCC
XVCC
POWER
+3VRTC
VSYNEN
5-2 PSU Schematic
Summary of Contents for SGH-2200
Page 2: ...Samsung Electronics Co Ltd GH68 00540A 1999 7 Rev 1 0 ELECTRONICS ...
Page 22: ...Exploded View and its Parts List 2 8 2 10 Hands Free Kit Diagram ...
Page 31: ...PCB Diagram 4 PCB Diagram 4 1 Main PCB 4 1 Top View ...
Page 32: ...PCB Diagram 4 2 Bottom View ...
Page 46: ...5 16 Schematic Diagrams ...