SI8220 Datasheet, PDF (24/31 Pages) Silicon Laboratories – 0.5 AND 2.5 AMP ISODRIVERS WITH OPTO INPUT (2.5, 3.75, AND 5.0 KVRMS)

Si8220/21
11. Land Pattern: 8-Pin Narrow Body SOIC
Figure 19 illustrates the recommended land pattern details for the Si822x in an 8-pin narrow-body SOIC. Table 16
lists the values for the dimensions shown in the illustration.
Figure 19. PCB Land Pattern: 8-Pin Narrow Body SOIC
Table 16. PCM Land Pattern Dimensions (8-Pin Narrow Body SOIC)
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.
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Rev. 1.5