Datasheet

DocID025936 Rev 8 123/143
STM32L052x6 STM32L052x8 Package information
136
7.4 Standard WLCSP36 package information
Figure 47. Standard WLCSP36 - 2.61 x 2.88 mm, 0.4 mm pitch wafer level chip scale
package outline
1. Drawing is not to scale.
2. b dimensions is measured at the maximum bump diameter parallel to primary datum Z
Table 84. Standard WLCSP36 - 2.61 x 2.88 mm, 0.4 mm pitch wafer level chip scale
mechanical data
Symbol
millimeters inches
(1)
Min Typ Max Min Typ Max
A- -0.59--0.023
A1 - 0.18 - - 0.007 -
A2 - 0.38 - - 0.015 -
A3 - 0.025
(2)
- - 0.001 -
b 0.22 0.25 0.28 0.009 0.010 0.011
D 2.59 2.61 2.63 0.102 0.103 0.104
E 2.86 2.88 2.90 0.112 0.113 0.114
e - 0.40 - - 0.016 -
e1 - 2.00 - - 0.079 -
e2 - 2.00 - - 0.079 -
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