Quectel SC262R Series User Manual

Smart Module Series
SC200R&SC262R_Series_Hardware_Design 43 / 124
The other way to control PWRKEY is by using a button directly. You must place a TVS component nearby
the button for ESD protection. A reference circuit is shown in the following figure.
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.
VBAT(Typ. 3.8 V)
PWRKEY
> 1.6 s
Others
LDO5_1V8
38 s
LDO6_1V8
47 ms
Software
controlled
LDO17_2V85
Active
Note2
Software
controlled
Figure 7: Timing of Turning on the Module

Quectel SC262R Series Specifications

General

Brand	Quectel
Model	SC262R Series
Category	Control Unit
Language	English