Samsung Electronics
10-9
IC Internal Diagram
bq2002/F
Battery
Temperature?
Battery
Voltage?
Chip on
VCC 4.0V
VCC 2V
Top-off
LED = Z
Trickle
LED = Z
Fast
LED = Low
Maximum Time-Out
or
or
VBAT < 2V
VBAT > 2V
SD2002/F01
VTS > VCC/2
VTS < VCC/2
VBAT > 2V
VBAT > 2V
VTS < VCC/2
VTS < VCC/2
((PVD or - V or
Maximum Time-Out)
and TM = high)
(PVD or - V or
Maximum Time-Out)
and TM = high
Figure 2. State Diagram
OSC
TM
CC
LED
VCC
VSS
BAT
INH
Clock
Phase
Generator
Timing
Control
Sample
History
A to D
Converter
MCV
Check
TS
Bd2002f.eps
Voltage
Reference
PVD, -
∆
V
ALU
Power-On
Reset
TCO
Check
Power
Down
Charge-Control
State Machine
Figure 3. Block Diagram
Содержание Wingo S-2450
Страница 2: ...ELECTRONICS Samsung Electronics Co Ltd SEP 2000 Printed in Korea Code no AH68 00036D ...
Страница 14: ...Samsung Electronics 5 1 5 Block Diagram 5 1 Main ...
Страница 16: ...Samsung Electronics 6 1 6 Printed Circuit Board Diagram 6 1 FRONT 6 2 Headphone PCB 6 3 Open Close PCB ...
Страница 17: ...6 2 Samsung Electronics 6 4 Jack PCB 6 5 Motor PCB 6 6 POWER S 2400 2450 ...
Страница 18: ...Samsung Electronics 6 3 6 7 MAIN ...
Страница 19: ...6 4 Samsung Electronics 6 8 CD 6 9 MP3 Charge MP3 Jack ...
Страница 20: ...Samsung Electronics 6 5 6 10 Adapter Batt Sense 6 11 ENCODER ...
Страница 21: ...ENCODER PCB DIAGRAM only S2450 Model ...
Страница 22: ...ENCODER PCB DIAGRAM only S2450 Model ...
Страница 23: ...Samsung Electronics 7 1 7 Wiring Diagram Optical Output Option NCW100 ...
Страница 24: ...Samsung Electronics 8 1 8 Schematic Diagram 8 1 Main Part ...
Страница 25: ...8 2 Samsung Electronics 8 2 CD ...
Страница 26: ...Samsung Electronics 8 3 8 3 ENCODER ...
Страница 27: ...ENCODER SCHEMATIC DIAGRAM only S2450 Model ...
Страница 28: ...ENCODER SCHEMATIC DIAGRAM only S2450 Model ...
Страница 41: ...Samsung Electronics 10 5 IC Internal Diagram Audio ICs BA3121 BA3121F BA3121N FBlock diagrams ...
Страница 47: ...Samsung Electronics 10 11 IC Internal Diagram Audio ICs BU1923 BU1923F FBlock diagram ...
Страница 56: ...10 20 Samsung Electronics IC Internal Diagram 10 11 TDA7440D JIC1 ...