M4T28-BR12SH Просмотр технического описания (PDF) - STMicroelectronics
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M4T28-BR12SH Datasheet PDF : 16 Pages
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M4T28-BR12SH, M4T32-BR12SH
5
Package mechanical data
Package mechanical data
In order to meet environmental requirements, ST offers these devices in ECOPACK®
packages. These packages have a lead-free second level interconnect. The category of
second level interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97. The maximum ratings related to soldering
conditions are also marked on the inner box label. ECOPACK is an ST trademark.
ECOPACK specifications are available at: www.st.com.
Figure 5. SH – 4-pin SNAPHAT® housing for 48 mAh battery & crystal, package
outline
A1 A
A2
A3
eA
B
L
D
eB
Note:
E
SHTK-A
Drawing is not to scale.
Table 4.
Symb
A
A1
A2
A3
B
D
E
eA
eB
L
SH – 4-pin SNAPHAT® housing for 48 mAh battery & crystal, package
mechanical data
mm
inches
Typ
Min
Max
Typ
Min
Max
6.73
6.48
0.46
21.21
14.22
15.55
3.20
2.03
9.78
7.24
6.99
0.38
0.56
21.84
14.99
15.95
3.61
2.29
0.265
0.255
0.018
0.835
0.560
0.612
0.126
0.080
0.385
0.285
0.275
0.015
0.022
0.860
0.590
0.628
0.142
0.090
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