3 Application Interface
Copyright © Fibocom Wireless Inc.
22
Pin
Pin Name
I/O
Pin Description
DC Parameter (V)
Minimum
Value
Typical
Value
Maximu
m Value
36
UIM1_PWR
PO
USIM power
supply
-
1.8V/3V -
The Power rating is shown in the following table:
Table 7. Power rating
3.2.1
Power Supply
The FM101 module should be powered through the +3.3V pins, and the power supply
design is shown in Figure:
Pin
Pin Name
I/O Pin Description
Peak Current (mA)
2, 4, 70, 72, 74 +3.3V
PI
Power supply input
2500
24
ANT_TUNER_1V8
PO
1.8V power output for
antenna tuner
200
36
UIM1_PWR
PO USIM power supply
150