Datasheet
ST3485EB, ST3485EC, ST3485EI, ST3485EIY 
Package information 
DocID9102 Rev 11 
19/24 
6  Package information 
In order to meet environmental requirements, ST offers these devices in different grades of 
ECOPACK
®
 packages, depending on their level of environmental compliance. ECOPACK
®
specifications, grade definitions and product status are available at: www.st.com. 
ECOPACK
®
 is an ST trademark. 
6.1  SO8 package information 
Figure 27: SO8 package outline 
Table 12: SO8 mechanical data 
Ref. 
Dimensions 
Millimeters 
Inches 
Min. 
Typ. 
Max. 
Min. 
Typ. 
Max 
A 
1.75 
0.069 
A1 
0.10 
0.25 
0.004 
0.010 
A2 
1.25 
0.049 
b 
0.28 
0.48 
0.011 
0.019 
c 
0.17 
0.23 
0.007 
0.010 
D 
4.80 
4.90 
5.00 
0.189 
0.193 
0.197 
E 
5.80 
6.00 
6.20 
0.228 
0.236 
0.244 
E1 
3.80 
3.90 
4.00 
0.150 
0.154 
0.157 
e 
1.27 
0.050 
h 
0.25 
0.50 
0.010 
0.020 
L 
0.40 
1.27 
0.016 
0.050 
L1 
1.04 
0.040 
k 
0° 
8° 
0° 
8° 
ccc 
0.10 
0.004 










