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LDO5_1V8
111
3
LDO6_1V8
125
LDO10_2V85
156
LDO17_2V85
129
LDO16_2V8
193
3
When the module is in sleep mode, LDO6_1V8 wakes up periodically or randomly. Considering the actual requirement
for power consumption during sleep mode, you can use either LDO6_1V8 or an external LDO for power supply. For lower
power consumption, use an external LDO instead.
SC262R_Series_Hardware_Design
PO
1.8 V output
PO
1.8 V output
PO
2.85 V output
PO
2.85 V output
PO
2.8 V output
Smart Module Series
Vnom = 1.8 V
I
max = 20 mA
O
Vnom = 1.8 V
I
max = 150 mA
O
Vnom = 2.85 V
I
max = 150 mA
O
Vnom = 2.85 V
I
max = 450 mA
O
Vnom = 2.8 V
I
max = 55 mA
O
Power supply for
external GPIO's
pull-up and level
shift circuits.
Power supply for
sensors, cameras,
and I2C pull-up
circuit.
If it is used, connect
an external
1.0–4.7 μF
capacitor to this pin
in parallel.
If it is not used,
keep it open.
Reserved power
supply.
If it is used, add a
1.0–2.2 μF bypass
capacitor.
If it is not used,
keep it open.
Power supply for
AVDD of LCM, TP,
sensors and
cameras.
If it is used, connect
an external
2.2–4.7 μF
capacitor to this pin
in parallel.
If it is not used,
keep it open.
Reserved power
supply.
If it is used, add a
1.0–2.2 μF bypass
capacitor.
If it is not used,
keep it open.
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