Data Sheet

RN52m Datasheet
13
The recommended metal mask sizes for the bottom pad type of the RN52m module are shown below.
<Recommended metal mask for solder printing>
Pad
Pad size
Mask opening
Signal pad
0.5 x 1.0 mm
&
1.0 x 0.5 mm
0.4 x 0.9 mm
&
0.9 x 0.4 mm
Corner & Center pad
1.0 x 1.5 mm
0.7 x 1.0 mm
The metal mask thickness : t = 0.1mm
The solder volume should be same by changing the mask opening if different metal mask
thickness is used.