10
3.3 Recommended Dimensions for User System Mount Pad (Footprint)

Figure 4 shows the recommended dimensions for the mount pad (footprint) for the user system

with an IC socket for a PLQP0048JA-A (former code: FP-48FV) package (NQPACK048SB:

manufactured by Tokyo Eletech Corporation). Note that the dimensions in figure 4 are somewhat

different from those of the actual chip's mount pad.

0.65 0.4

0.65 x 11 = 7.15

(SL-type)

3.6

3.6
1.8
9.6
13.2

Pin 1

Unit: mm
Dimension and tolerance
Tolerance
±0.05
±0.10
±0.15
±0.20
±0.30
Dimension
Up to 1.2
1.3 to 2.0
2.1 to 5.0
5.1 to 10.0
10.1 or above

Figure 4 Recommended Dimensions for Mount Pad