Product Info

LTE-A Module Series
EM06 Hardware Design
EM06_Hardware_Design 20 / 63
1. Keep all NC, reserved and unused pins unconnected.
2. “*” means under development.
3.3. Power Supply
The following table shows pin definition of VCC pins and ground pins.
Table 5: Definition of VCC and GND Pins
3.3.1. Decrease Voltage Drop
The power supply range of the module is from 3.135V to 4.4V. Please make sure that the input voltage will
never drop below 3.135V, otherwise the module will be powered off automatically. The following figure
shows the maximum voltage drop during radio transmission in 3G and 4G networks.
VCC
Max Tx power
Min.3.135V
Ripple
Drop
Max Tx power
Figure 3: Power Supply Limits during Radio Transmission
74
3.3V
VCC
PI
Power supply
Vmin=3.135V
Vnorm=3.7V
Vmax=4.4V
75
CONFIG_2
CONFIG_2
Not connected internally.
EM06 is configured as
WWAN-USB 3.0.
Pin No.
Pin Name
I/O
Power Domain
Description
2, 4, 70, 72, 74
VCC
PI
3.135V~4.4V
3.7V typical DC supply
3, 5, 11, 27, 33,
39, 45, 51, 57, 71,
73
GND
Ground
NOTES