L6229 STMicroelectronics, L6229 Datasheet - Page 20

• Manufacturer Part Number: L6229
• Description: DMOS DRIVER FOR THREE-PHASE BRUSHLESS DC MOTOR
• Manufacturer: STMicroelectronics

L6229
Figure 27. PowerDIP24 Junction-Ambient thermal resistance versus on-board copper area.
Figure 28. SO24 Junction-Ambient thermal resistance versus on-board copper area.
Figure 29. Mounting the PowerSO Package.
20/25
º C / W
ºC / W
49
48
47
46
45
44
43
42
41
40
39
68
66
64
62
60
58
56
54
52
50
48
1
1
2
2
3
3
dissipating area
Slug soldered
to PCB with
4
4
5
5
s q . cm
s q. cm
6
6
C o pp er A re a is o n T op S id e
7
7
C o p pe r Are a is o n Bo tto m
S id e
C o p pe r Are a is o n To p S i de
8
8
9
9
10
plus ground layer
10
dissipating area
Slug soldered
to PCB with
11
11
12
12
dissipating area plus ground layer
contacted through via holes
Slug soldered to PCB with
On-Board Copper Area
On-Board Copper Area