36

Rev. 1.5

Si8660/61/62/63

9. Land Pattern: 16-Pin Narrow Body SOIC

Figure 20 illustrates the recommended land pattern details for the Si866x in a 16-pin narrow-body SOIC. Table 17

lists the values for the dimensions shown in the illustration.

Figure 20. 16-Pin Narrow Body SOIC PCB Land Pattern

Table 17. 16-Pin Narrow Body SOIC Land Pattern Dimensions

Dimension

Feature

(mm)

C1

Pad Column Spacing

5.40

E

Pad Row Pitch

1.27

X1

Pad Width

0.60

Y1

Pad Length

1.55

Notes:

1.

This Land Pattern Design is based on IPC-7351 pattern

SOIC127P600X165-16N for Density Level B (Median Land

Protrusion).

2.

All feature sizes shown are at Maximum Material Condition (MMC)

and a card fabrication tolerance of 0.05 mm is assumed.