6 Physical Dimensions

The following figure shows the PCB dimension of BM20 module.

Figure 6-1. BM20 Module PCB dimension

PCB dimension:

X: 15.0 mm
Y: 29.0 mm
Tolerances: 0.25 mm

The following figure shows the PCB dimension of BM23 module.

Figure 6-2. BM23 Module PCB dimension

PCB dimension:

X: 15.0 mm
Y: 29.0 mm
Tolerances: 0.25 mm

The following figure provides the recommended PCB footprint of the BM20 module.

Figure 6-3. BM20 module PCB Footprint

The following figure provides the recommended PCB footprint of the BM23 module.

Figure 6-4. BM23 module PCB Footprint

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