Texas Instruments APA100 - Manual (Page 15)

PCB Layout
2-5 PCB Design
Figure 2−4. Bottom Copper and Silkscreen
Figure 2−5. Drill Drawing
SIZE QTY STM PLTD
18 4 PLTD
28 40 PLTD
42 21 PLTD
89 3 PLTD
116 6 PLTD
140 4 PLTD
3.4 INCH
2.5 INCH