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E-L4973D3.3 Datasheet(PDF) 24 Page - STMicroelectronics

Part # E-L4973D3.3
Description  3.5A step down switching regulator
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

E-L4973D3.3 Datasheet(HTML) 24 Page - STMicroelectronics

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Package mechanical data
L4973
24/27
Table 7. SO-20 mechanical data
Dim.
mm.
inch
Min
Typ
Max
Min
Typ
Max
A
2.35
2.65
0.093
0.104
A1
0.10
0.30
0.004
0.012
B
0.33
0.51
0.013
0.200
C
0.23
0.32
0.009
0.013
D (1)
12.60
13.00
0.496
0.512
E
7.40
7.60
0.291
0.299
e
1.27
0.050
H
10.0
10.65
0.394
0.419
h
0.25
0.75
0.010
0.030
L
0.40
1.27
0.016
0.050
k
0° (min.), 8° (max.)
ddd
0.10
0.004
Figure 46. Package dimensions


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