Esd Protection - Quectel RG520N-AT Hardware Design

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V
Output low voltage
OL
Table 51: (U)SIM 2.95 V I/O Requirements
Parameter
Description
USIM_VDD
Power supply
V
Input high voltage
IH
V
Input low voltage
IL
V
Output high voltage
OH
V
Output low voltage
OL

6.5. ESD Protection

Static electricity occurs naturally and it may damage the module. Therefore, applying proper ESD
countermeasures and handling methods is imperative. For example, wear anti-static gloves during the
development, production, assembly and testing of the module; add ESD protection components to the
ESD sensitive interfaces and points in the product design.
Table 52: Electrostatics Discharge Characteristics (Temperature: 25–30 ° C, Humidity: 40 ± 5 %)
Tested Interfaces
VBAT, GND
All Antenna Interfaces
Other Interfaces
RG520N-AT_Hardware_Design
-
Min.
2.7
2.06
-0.3
2.36
-
Contact Discharge
± 5
± 4
± 0.5
5G Module Series
0.4
Max.
3.05
3.25
0.59
-
0.4
Air Discharge
± 10
± 8
± 1
V
Unit
V
V
V
V
V
Unit
kV
kV
kV
86 / 109

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