Fcm561D-P Pcb Antenna - Quectel FCM561D-P Hardware Design

5.3.2. FCM561D-P PCB Antenna

Table 29: PCB Antenna Specifications
Parameter
Frequency Range (GHz)
Input Impedance (Ω)
VSWR
Gain (dBi)
Efficiency (Avg.)
When using the PCB antenna on the module, the module should be placed at the side of the motherboard.
The distance between the PCB antenna and connectors, vias, traces, ethernet port and any other metal
components on the motherboard should be at least 16 mm. All layers in the PCB of the motherboard
under the PCB antenna should be designed as a keepout area.
8
The module is provided in one of the three antenna/antenna interface designs. For more details, contact Quectel
Technical Support.
FCM561D-P_Hardware_Design
8
Requirement
2.400–2.500
50
≤ 3 (Typ.)
1 (Typ.)
46.4 %
Figure 16: Keepout Area on Motherboard
Wi-Fi&Bluetooth Module Series
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