User's Manual

GE866-DUAL Hardware User Guide
1VV0301051 Rev. 2 – 2014-04-07 7
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Reserved. Page 29 of 82
Mod. 0805 2011-07 Rev.2
inversion. This can be the same diode as for spike
protection.
An example of switching regulator with 12V input is in the
below schematic:
6.3.1.3. Battery Source Power Supply Design Guidelines
• The desired nominal output for the power supply is 3.8V and
the maximum voltage allowed is 4.2V, hence a single 3.7V
Li-Ion cell battery type is suited for supplying the power
to the Telit GE866-QUAD module.
WARNING: