Smart LTE Module Series
SC650T Hardware Design
SC650T_Hardware_Design 42 / 131
PWRKEY
S1
Close to S1
TVS
1K
Figure 6: Turn on the Module Using Keystroke
The turning on scenario is illustrated in the following figure.
VBA T (Typ e:3.8V)
PWRKEY
>1.6s
Others
LDO5_1P8
38s
LDO6_1P8
61.2ms
Software
controlled
LDO17_2P85
Acti ve
LDO10_2P8
Note2
Software
controlled
Figure 7: Timing of Turning on Module
NOTES