Service Guide

LTE Standard Module Series
EG91_Series_Hardware_Design
69
/ 105
6
Reliability
,
Radio and Electrical
Characteristics
6.1. 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 28: Absolute Maximum Ratings
6.2. Power Supply Ratings
Table 29: Power Supply Ratings
Parameter Min. Max. Unit
VBAT_RF/VBAT_BB -0.3 4.7 V
USB_VBUS -0.3 5.5 V
Peak Current of VBAT_BB 0 0.8 A
Peak Current of VBAT_RF 0 1.8 A
Voltage at Digital Pins -0.3 2.3 V
Parameter Description Conditions Min. Typ. Max. Unit
VBAT
VBAT_BB and
VBAT_RF
The actual input voltages
must be kept between the
minimum and maximum
values.
3.3 3.8 4.3 V
Voltage drop during Maximum power control 400 mV