Smart LTE Module Series
SC650T Hardware Design
SC650T_Hardware_Design 96 / 131
7
Electrical, Reliability and Radio
Characteristics
7.1. Absolute Maximum Ratings
Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are
listed in the following table.
Table 41: Absolute Maximum Ratings
Parameter
Min
Max
Unit
VBAT
-0.5
6
V
USB_VBUS
-0.5
20
V
Current on VBAT
0
3
A
Voltage on Digital Pins
-0.3
2.3
V
7.2. Power Supply Ratings
Table 42: SC650T Module Power Supply Ratings
Parameter
Description
Conditions
Min
Typ.
Max
Unit
VBAT
VBAT
The actual input voltages must
stay between the minimum and
maximum values.
3.55
3.8
4.4
V
USB_VBUS
4.0
5.0
10
V
VRTC
Power supply
voltage of backup
2.0
3.0
3.25
V
