Use A Heat Sink - Digi XLR PRO User Manual

About the XLR PRO RF Module

Use a heat sink

Use a heat sink to prevent the XLR PRO RF Module from overheating. The following mechanical
drawing shows the heat sink that we use on the XLR Module Development Board:
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Your application can follow this design, or use a custom one. When implementing a custom design, we
recommend using a gasket that covers at least the area covered by the XLR Module Development
Board, highlighted in red in the following image:
Place the heat sink on the back side opposite to the shield, including the exposed rectangle and test
point. Use non-conductive material whenever contacting the module to prevent shorting. Avoid the
bulls-eye of the target, which is highlighted in red in the following image.
Use the TP (Temperature)
returns the temperature of the module in 8-bit two's compliment format. If the temperature in your
application exceeds 90°C, re-evaluate the application design.
Methods to alleviate the heat are:
XLR PRO Radio Frequency (RF) Module User Guide
command to query and measure the temperature on the module. This
Heat dissipation
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