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TITLE:
BQ24650太阳能锂电池充电
REV: 1.0
Date:
2024-07-08
Sheet:
1/1
Drawn By:
Company:
公众号:张三丰的电路
BQ24650RVAR
U1
VCC
1
MPPSET
2
STAT1
3
TS
4
STAT2
5
VREF
6
TERM_EN
7
VFB
8
SRN
9
SRP
10
GND
11
REGN
12
LODRV
13
PH
14
HIDRV
15
BTST
16
EP
17
DC1
1
2
3
KF7.62-4P
J1
1
1
2
2
3
3
4
4
GND
10Ω
R1
GND
2Ω
R2
1uF
C2
GND
GND GND
GND
5.6kΩ
R3
1.74kΩ
R4
GND
10kΩ
R5
10kΩ
R6
VIN
LED1
LED2
VIN
SATA1
SATA1
SATA2
SATA2
Vmppset = 1.2 V*(1+R3/R4)=5V
5.23kΩ
R7
30.1kΩ
R8
1uF
C3
GND
100Ω
R9
GND
1uF
C4
B5819W
D2
100nF
C5
SI7288DP-T1
Q3
D1
6
D1
6
D2
5
D2
5
G2
4
S2
3
G1
2
S1
1
GND
GND
100nF
C7
20mΩ
R10
100nF
C8
GND
Icharge = 40mv/R10=2A
2.2uF
C1
10uF
C6
10uF
C9
100nF
C11
GND
1uF
C10
10kΩ
R11
CE
CN2
1
1
2
2
GND
KF7.62-4P
J2
1
1
2
2
3
3
4
4
10uF
C12
GND
4.VSYS
3.VBAT
2.GND
1.TS
GND
Vbat = 2.1 V*(1+R3/R4)=4.2V
10kΩ
R12
10kΩ
R13
GND
22pF
C13
22pF
C14
SB1045L
D1
SB1045L
D3
2N7002
Q1
10uH
L1
DMTH6016LPDQ-13
HYG090ND06LS1C2