
Si534
Rev. 1.0
9
5. 8-Pin PCB Land Pattern
Figure 3 illustrates the 8-pin PCB land pattern for the Si554.
Table 11 lists the values for the dimensions shown in
the illustration.
Figure 3. Si534 PCB Land Pattern
Table 11. PCB Land Pettern Dimensions (mm)
Dimension
Min
Max
D2
5.08 REF
D3
5.705 REF
e
2.54 BSC
E2
4.20 REF
GD
0.84
—
GE
2.00
—
VD
8.20 REF
VE
7.30 REF
X1
1.70 TYP
X2
1.545 TYP
Y1
2.15 REF
Y2
1.3 REF
ZD
—
6.78
ZE
—
6.30
Note:
1. Dimensioning and tolerancing per the ANSI Y14.5M-1994
specification.
2. Land pattern design follows IPC-7351 guidelines.
3. All dimensions shown are at maximum material condition
(MMC).
4. Controlling dimension is in millimeters (mm).