User's Manual

C o n n e c t i v i t y f o r I n n o v a t i o n V1.3 Date:2022/01/06
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4.Basic Usage
Application Circuit
When using this module, the main attention is paid to the handling of power ripple.HLM7
932,HLM9931,HLM9932,HLM9933,HLM5934,HLM8934's Pin2 is NC.
Layout
Try to give this module a separate power supply and ensure that the power ripple is as
small as possible.
If you use IPEX to connect to an external antenna, take care to consider the lightning
protection design of the external antenna.
Stay away from high voltage circuits, high frequency switching circuits.