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Número de pieza
componentes Descripción
L4978 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
L4978
2A STEP DOWN SWITCHING REGULATOR
STMicroelectronics
L4978 Datasheet PDF : 13 Pages
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Figure 30. SO16 Wide Mechanical Data & Package Dimensions
DIM.
MIN.
mm
TYP. MAX. MIN.
inch
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)
10.10
10.50 0.398
0.413
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
(1) “D” dimension does not include mold flash, protusions or gate
burrs. Mold flash, protusions or gate burrs shall not exceed
0.15mm per side.
OUTLINE AND
MECHANICAL DATA
SO16 (Wide)
L4978
0016021 C
11/13
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