Electrical, Reliability And Radiocharacteristics; Absolute Maximum Ratings; Power Supply Ratings - Quectel EG91 Series Hardware Design

6
Electrical, Reliability and
RadioCharacteristics
Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are
listed in the following table.
Table 29: Absolute Maximum Ratings
Parameter
VBAT_RF/VBAT_BB
USB_VBUS
Peak Current of VBAT_BB
Peak Current of VBAT_RF
Voltage at Digital Pins
Table 30: Power Supply Ratings
Parameter Description
VBAT_BB and
VBAT
VBAT_RF
EG91_Hardware_Design

6.1. Absolute Maximum Ratings

Min.
-0.3
-0.3
0
0
-0.3

6.2. Power Supply Ratings

Conditions
The actual input voltages
must stay between the
minimum and maximum
values.
67 / 93
LTE Module Series
EG91 Hardware Design
Max. Unit
4.7 V
5.5 V
0.8 A
1.8 A
2.3 V
Min. Typ. Max.
3.3 3.8 4.3
Unit
V