LM139ADT 데이터 시트보기 (PDF) - STMicroelectronics
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LM139ADT Datasheet PDF : 19 Pages
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LM139, LM239, LM339
Package information
Table 6.
QFN16 3x3 mm package mechanical data (pitch 0.5 mm)
Dimensions
Ref.
Millimeters
Inches
Min.
Typ.
Max.
Min.
Typ.
A
0.80
0.90
1.00
0.031
0.035
A1
0
0.05
0
A3
0.20
0.008
b
0.18
0.30
0.007
D
2.90
3.00
3.10
0.114
0.118
D2
1.50
1.80
0.059
E
2.90
3.00
3.10
0.114
0.118
E2
1.50
1.80
0.059
e
0.50
0.020
L
0.30
0.50
0.012
Figure 25. QFN16 3x3 footprint recommendation
Max.
0.039
0.002
0.012
0.122
0.071
0.122
0.071
0.020
Doc ID 2159 Rev 3
15/19
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