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PRODUCT OVERVIEW
Programming LEDs
Signal strength LEDs are pre-programmed. However, you can change the pre-programmed settings with the
AT#GPIO command. For details, refer to the HSPA+ AT Command Reference Guide
Power Draw
Radio
Voltage
GSM850 5
HSPA
5
Note:
■
Registration Pulse: Current pulse seen when modem registered to tower and current draw is
different from the steady state current. (GSM850 only).
■
Peak Tx pulse current is negligible for all but GSM850.
■
Steady State Maximums: Radio is registered and is transmitting at the highest values allowed by the
carrier. The continuous current with data being sent and without data being sent.
■
InRush Current: The input current during power up or a device reset (capacitors are charging).
8
Expected Current Values
Registration Pulse
Steady State Steady State Peak Tx
without
Data (max)
350ma/577usec
56ma
N/A
56ma
with Data
Pulse/Duration
(max)
(max)
252ma
1.25A/577usec
480ma
N/A
QuickCarrier
InRush Charge
Current in
Coulombs/charge
time
670mC/600usec
670mC/600usec
TM
USB-D MTD-H5 User Guide
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