Product Info

Smart LTE Module Series
SC650T Hardware Design
SC650T_Hardware_Design 23 / 131
module.
Vmin=3.55V
Vnorm=3.8V
interface
VRTC
16
PI/PO
Power supply for
internal RTC circuit
V
O
max=3.2V
V
I
=2.0V~3.25V
LDO5_1P8
9
PO
1.8V output power
supply
Vnorm=1.8V
I
O
max=20mA
Power supply for
external GPIO’s pull
up circuits and level
shift circuit.
LDO10_2P8
11
PO
2.8V output power
supply
Vnorm=2.8V
I
O
max=150mA
Power supply for
VDD of sensors and
TPs. Add a
1.0uF~4.7uF
bypass capacitor if
used.
If unused, keep this
pin open.
LDO6_1P8
10
PO
1.8V output power
supply
Vnorm=1.8V
I
O
max=300mA
Power supply for I/O
VDD of cameras,
LCDs and sensors.
Add a 1.0uF~2.2uF
bypass capacitor if
used.
If unused, keep this
pin open.
LDO17_2P85
12
PO
2.85V output power
supply
Vnorm=2.85V
I
O
max=300mA
Power supply for
cameras and LCDs.
Add a 1.0uF~4.7uF
bypass capacitor if
used.
If unused, keep this
pin open.
LDO13_3P07
5
157
PO
13.125V output
power supply
Vnorm=3.125V
I
O
max=150mA
Power supply for
USB
Add a 1.0uF~4.7uF
bypass capacitor if
used.
If unused, keep this
pin open.
LDO23_1P2
15
PO
1.2V output power
supply
Vnorm=1.2V
I
O
max=600mA
Power supply for
DVDD of front
cameras.
Add a 1.0uF~2.2uF
bypass capacitor if