Installation Instructions

AI-NB25
NB-IoT Module
Sichuan AI-Link Technology Co.,Ltd. page 12 of 20
5. Electrical Characteristics
5.1 Voltage Supply
VBAT power supply must be specified, otherwise the module will be shut down, damaged and so on
Pin
Pin name
Min
Typical
Max
Unit
29
VBAT
2.1
3.3
3.63
V
30
VBAT
2.1
3.3
3.63
V
5.2 Current Supply
Item
Min
Typical
Max
Unit
Condition
PSM mode
5
uA
Sleep
Idle mode
1
mA
idle@2.56S
Active TX
330
mA
TX 23dBm
Active RX
15
mA
RX
5.3 Environmental conditions
The ambient temperature of the module must be within the specified range, otherwise
it will not guarantee stable performance and normal operation.
Temperature range
Min
Typical
Max
Unit
working temp
-40
25
85
℃
Storage temp
-40
25
125
℃
6. Radio Characteristics
6.1 Test Environmental and Diagram
Fig. 6 Test structure diagram
6.2 NB-IoT Radio characteristics