Si87xx

24

Preliminary Rev. 0.5

11. Land Pattern: 8-Pin Narrow Body SOIC

Figure 16 illustrates the recommended land pattern details for the Si87xx in an 8-pin narrow-body SOIC. Table 17

lists the values for the dimensions shown in the illustration.

Figure 16. 8-Pin Narrow Body SOIC Land Pattern

Table 17. 8-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 SOIC127P600X173-8N 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.