User's Manual

BT23 Bluetooth Module OEM General User and
Installation Guide
I. OEM Usage Instructions
Installation
The BT23 is a surface mount Bluetooth module supplied on a 14 pin, 6-layer
PCB. The final assembly recommended reflow profiles are:
For RoHS/Pb-free applications, Sn96.5/Ag3.0/Cu0.5 solder is recommended.
 Maximum peak temperature of 230° - 240°C (below 250°C).
 Maximum rise and fall slope after liquidous of < 2°C/second.
 Maximum rise and fall slope after liquidous of < 3°C/second.
 Maximum time at liquidous of 40 – 80 seconds.
Layout
The area around the BT23 module should be free of any ground planes, trace
routings, or metal for at least 6mm from the antenna in all directions. Traces should
not be routed underneath the module.
Crystal Tuning and Power Calibration
These steps are performed by the manufacturer, and must NOT be modified from
the settings applied during manufacturing. Any changes to these settings may void
the user’s authority to operate this equipment.
Operating Conditions
The permitted operating and storage temperatures, power supply requirements, and
I/O tolerances are specified in the BT23 Datasheet.
RF Exposure Warning
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment. This device's external antenna must be installed in
accordance with provided instructions and it must be operated with a minimum of 20
cm spacing between antennas and all persons’ bodies (excluding extremities of
hands, wrists and feet) during wireless mode of operation. Further, this transmitter
must not be co-located or operated in conjunction with any other antenna or
transmitter.
II. Notice of FCC Regulatory Compliance
This module has been tested and found to comply with the FCC Part15 Rules.
These limits are designed to provide reasonable protection against harmful