HF-BL200A Low Energy Bluetooh
(
BLE 4.1
)
Module User Manual
Shanghai High Flying Electronics Technology Co., Ltd www.hi-flying.com
- 14
-
Figure 4.
HF-BL200A-1 Mechanical size
2.4.
Antenna Layout
HF-BL200A supports internal antenna.. Customers need to obey following antenna design rules
and module location suggestions:
For user PCB, place module on the edge area of the PCB as possible, or suspend the
antenna area.
Module antenna
(
5mmx12mm
)
correspondent area can
’t put components or paste GND,
the surrounding components or GND should be as far as possible from antenna place.
Antenna must be away from high components at least 10mm.
Antenna can
’t be shielded by any metal enclosure.
High Flying suggests to locate HF-BL200A as Figure 5 to reduce the influence to antenna and
wireless signal as much as possible, or contact High Flying technique people for support