l4993 STMicroelectronics, l4993 Datasheet - Page 15

• Manufacturer Part Number: l4993
• Description: Low Drop Voltage Regulator
• Manufacturer: STMicroelectronics

L4993
4.2
Note:
SO-20 thermal data
Figure 10. SO-20 PC board
Layout condition of R
thickness = 2mm, Cu thickness=35µm , Copper areas: from minimum pad lay-out to 8cm
Figure 11. SO-20 R
70
68
66
64
62
60
58
56
54
52
50
0
1
th
thj-amb
and Z
Vs. PCB copper area in open box free air condition
th
measurements (PCB FR4 area= 58mm x 58mm,PCB
2
PCB Cu heatsink area (cm^2)
3
4
Package and PCB thermal data
5
6
7
15/23
2
).