Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
BATTERY CHARGER
POWER SUPPLY
BATTERY VOLTAGE MONITOR
Optimus Logic Sys Pvt Ltd
+VBUS +VBAT
+3V3
+3V3
+VBUS
+VBAT
+VBAT
+VBAT
ADC0
ADC0_EN
3V3_EN
Title
Size Document Number Rev
Date: Sheet of
<Doc> 0
QuickThing+
A
1 6Tuesday, October 27, 2020
Title
Size Document Number Rev
Date: Sheet of
<Doc> 0
QuickThing+
A
1 6Tuesday, October 27, 2020
Title
Size Document Number Rev
Date: Sheet of
<Doc> 0
QuickThing+
A
1 6Tuesday, October 27, 2020
C1
4.7uFC2
100pF
R8
1K5
Q1
NX3008CBKV_115
S1
1
G1
2
D2
3
S2
4
G2
5
D1
6
R3
100K
R6
10K
IC1
TPS62821DLCR
EN
1
FB
2
AGND
3
NC
4
PGND
5
SW
6
VIN
7
PG
8
H1
R4
100K
J1
S2B-PH-SM4-TBLFSN
SHIELD__1
S2
SHIELD
S1
1
1
2
2
H2
R7
100K
IC2
MCP73831T_2ACI_OT
STAT
1
VSS
2
VBAT
3
VDD
4
PROG
5
H3
D1
PMEG4005EJ,115
1 2
R1
1M5
H4
FD2
fiducial
R9
4K7
R5
200K
C4
4.7uF
Q2
2N7002KW
G
1
S
2
D
3
L1
DFE201610E_R47M=P2
1 2
FD1
fiducial
LED1
APT1608SYCK
K
1
A
2
R39
100K
C3
22uF
C5
1uF
R2
453K
PG
PG