充电宝原理图

Rev
C 7.4v充电升压线路
1
Date:
Sunday, June 26, 2011
Sheet
1
of 1
5
4
3
2
1
RP5 10K
ICB2
10k 1% 10K 1%
2
100K
RB21
HT46R52A
1 PA3/PFD PA4/TMR 20
2.2uF CB13
RB23 39K
RB32
RB25
10R
2 PA2
PA5/INT 19
3 PA1
PA6 18
4 PA0
PA7 17
5 PDO/PWM OSC2 16
RB24 470
RB2
LB1 47uH/2A
CB3 1uF
220uF/16V CB2
1
472
33
RB5
RP2
1K
RB6
CB4
2
100R D
1
QB3 8050
2
1
3906
2
2
RP3
1
QB4
1K
1
470(0805)
2
RB11
RB10
21
ZD1
RP4
16V
100K
1
2
QP1 3904
2 ICB1 TL431
1
3
3
QB5 3904
1
1
bead
D1
6
8
1
2
1
LED
1
+
C2
C4
1000p +
C1 220uF/16V
1000p
2
L3
2
C3
B
D3 SK24
100uF/16V
22uH/2A D2 SK24
L5
1
2
B L4 bead
1
2
22uH/2A
1
2
R3
100k
1
2
R2
100k
BP1
1
U1
1 2 3 4
IN FB SCP OSC VCC GND CTL OUT
0.1uF CB6
3.3K
4.7K
3
QP2 3904
RB16
20K RB17
20K
0.1uF CB7
30K 1% RB14
NC
RB15
RB7 30K 1%
RB12 1K
DISCHARGE
B+1 B+
1
J1 1 2 3 CON2
D
1
RB18 RB19
RB20
470PF CB11 0.01uF CB12
8 7 6 5
MB3800
1
R7 1
100R
2
R4
10K
2 1
33
2
2
U2
1
QB7 1 3904
R8
APM3023N
3
2R2
C7 0.1uF
2
1
+ C8
220uF/16V
U4
1 2 3 4
IN FB SCP OSC VCC GND CTL OUT
8 7 6 5
R10 1
2
R6
10K
2 1
1
2
U5
QB8 1 3904
2
2
2
1
2
R17
C18
3K3
0.1uF 390
0.1uF 3K
2
bead
2
2
2
2
2
270P
6 COMP BS 1
R5 100K
0.01uF U3
IN 2
7 EN MP1482DS
8 SS
SW 3 FB 5
4 GND
SOP8
BP2 0.1uF
BP5 100pF/NC
BP3 3.3nF
R19 5.6K
A
C
D4 SK24
47uH L6 44.2K 1% R9
R15 10K 1%
C15 220uF/16V
BP4 0.1uF
2
1
C11 0.1uF
+ C12
100uF/16V
2
F3
DC OUT/8V5
2
1
FUSE
DC OUT/12V
F4
2
1
A
3
3
A
2
2
FUSE
1
1
JK2
JK3
Title 充电电池盒
Size Document Number
0.1uF CB15
100K RB29
0.47 CB17
NTC LOW
0.1uF CB16
RB31
NC
TVIN-1
22K
GREEN
RED
QA2 AO4419
2 D
G
RB8 NC
RA1
3
1
2
SW1
1 2 3
7
9
1 S
L1 bead
100k
USB1
SWA R1
2
5
4 F2 3
5V/OUT
FUSE2
L2
220
5
4
3
2
2
JK1 DCIN/JK F1
11
2
3
2
FUSE
1
QA1 SSA0403
2 D
1 S
G
CHARGE
3
RP1 100K
DB2 IN4148
DB1 SK24
CB1 10uF/25V
Q1 SSA0403
3
2
RB1 1K(0805)
1
2
1
QB1 3904
RB4 10(0805)
DB3 SK24
2.2
RB22
470
RB28
RB27 0.1
2.2uF CB14
RB26
6 VREF
OSC1 15
470
470
7 VSS
VDD 14
C
C
8 PBO/ANO RES 13
0.1
10K
DB2 BAS85
9 PB1/AN1 PB4/AN4 12 10 PB2/AN2 PB3/AN3 11
RB30
LED2 LED1
1
2
2
1
C5 0.1uF
+ C6
220uF/16V
1
1
1
1
C9 R11
C10 R13
1
3906
QB9
1
R12
C13
2
3K3
0.1uF 390
0.1uF 3K
2
L7 bead
1
1
MB3800
100R
1
33
R14
APM3023N
3
2R2
Βιβλιοθήκη Baidu
1
1
2
2
270P
C16 R16
C17 R18
1
3906
QB10
2
L8