User Manual

SC
20-A_Manual_R1.0 Confidential / Released 23 / 49
7
Electrical, Reliability and Radio
Characteristics
7.1. A
bsolute Maximum Ratings
Tab
le 14: Absolute Maximum Ratings
Param
eter
M
in.
M
ax.
Un
it
VBAT -0.5 6 V
USB_
VBUS -0.5 16 V
Pea
k Current of VBAT 0 3 A
Voltage on Digital Pins -0.3 2.3 V
7.2. Po
wer Supply Ratings
Tab
le 15: SC20 Module Power Supply Ratings
Param
eter
De
scription
Condit
ions
M
in.
Ty
p.
M
ax.
Un
it
VBAT
VBAT
Vo
ltage must stay within the
min/max values, including
voltage drop, ripple and spikes.
3.5 3.8 4.2 V
Vo
ltage drop
during transmitting
burst
Maximum power control level
on EGSM900.
400 mV
I
VB
AT
Pea
k supply
current (during
transmission slot)
Maximum power control level
on EGSM900.
1.8 3.0 A
Abs
olute maximum ratings for power supply and voltage on digital and analog pins of the module are
listed in the following table.
Quectel
Confidential