User's Manual

9
RAK2247
9
RAK2247 User Manual V1.0
The product is not protected against overvoltage or reversed voltages. If necessary,
voltage spikes exceeding the power supply voltage specification, given in table
above, must be limited to values within the specified boundaries by using
appropriate protection devices.
2.10.2 Maximum ESD
Parameter Min Typical Max Remarks
ESD sensitivity for all pins except
ANT1
1000V Human Body Model according to JESD22-A114
ESD sensitivity for ANT1 1000V Human Body Model according to JESD22-A114
ESD immunity for ANT1 4000V Contact Discharge according to IEC 61000-4-2
8000V
Air Discharge according to IEC 61000-4-2
Table 4 | Maximum ESD ratings
Note: RAK2247 card are Electrostatic Sensitive Devices and require special
precautions when handling.
2.10.3
Operating Conditions
Input voltage at 3.3Vaux must be above the normal operating range minimum limit
to switch-on the module.
Symbol Parameter Min. Typical Max.
3.3Vaux Module supply operating input voltage14 3.00V 3.30V 3.60V
Table 6 | Power Supply Range
2.10.4 Power Consumption
Table 7 |Module 3.3Vaux supply current consumption
2.10.5
RF Characteristics
The following table gives typically sensitivity level of the RAK2247 card.
Mode Condition Min Type Max
Idle-Mode All of the chip on the board enter idle mode or shutdown. 68uA
Active-Mode(TX) The power of TX channel is 25dBm and 3.3V supply. 440mA
Active-Mode(RX ) TX disabled and RX enabled. 470mA