EMIF03-SIM05F3
3
Package information
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.
Figure 19. WLCSP package dimensions
∅ 255 ± 40 µm
3 21
A
B
C
1.22 mm ± 0.05 µm
Figure 20. Footprint recommendations Figure 21. Marking
Copper pad Diameter:
220 µm recommended
260 µm maximum
Solder mask opening:
300 µm minimum
Solder stencil opening:
220 µm recommended
Dot, ST logo
ECOPACK® grade
xx = marking
z = manufacturing location
yww = datecode
(y = year
ww = week)
xxz
y ww
Doc ID 023284 Rev 1
7/9