LN920 TLB Hardware User Guide
1VV0301735 Rev. 0
Page 18 of 33
2021-07-15
Not Subject to NDA
Figure 14: Power Supply Connector
SO101: 12V adapter connector
Power source from 12V adapter, such as the one supplied with Telit EVB
Figure 15: 12V adaptor connector
•
Step 2
Power source by DC-DC
convertor is
supplied from PL101/SO101.
As previously mentioned, the output voltage for which the DC-DC converter is
designed is
3.9 V
and it does not meet the LN920 M.2 card power supply
specification.
To change the
3.3 V
output
of DC-DC converter for LN920 module
, it is
MANDATORY to change R107, which is a 1.69 K ohm general 0402 resistor.
Содержание LN920 TLB
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