S9S12G128F0CLF Datasheet, PDF (1075/1158 Pages) Freescale Semiconductor, Inc – MC9S12G Family Reference Manual

Electrical Characteristics
Table A-5. Thermal Package Characteristics¹
Num C
Rating
Symbol
S12GN32,
S12GN16
S12G64,
S12G48,
S12GN48
S12G240,
S12G128, S12GA240,
S12G96 S12G192,
S12GA192
Unit
48-pin QFN
22
D
Thermal resistance single sided PCB,
natural convection²
θ_JA
82
°C/W
23
D
Thermal resistance single sided PCB
@ 200 ft/min³
θ_JMA
67
°C/W
24
D
Thermal resistance double sided PCB
with 2 internal planes, natural convection³
θ_JA
28
°C/W
25
D
Thermal resistance double sided PCB
with 2 internal planes @ 200 ft/min³
26 D Junction to Board⁴
27 D Junction to Case⁵
28 D Junction to Package Top⁶
θ_JMA
23
θ_JB
11
θ_JC
N/A
Ψ_JT
4
64-pin LQFP
°C/W
°C/W
°C/W
°C/W
29
D
Thermal resistance single sided PCB,
natural convection²
θ_JA
70
70
70
°C/W
30
D
Thermal resistance single sided PCB
@ 200 ft/min³
θ_JMA
59
58
58
°C/W
31
D
Thermal resistance double sided PCB
with 2 internal planes, natural convection³
θ_JA
52
52
52
°C/W
32
D
Thermal resistance double sided PCB
with 2 internal planes @ 200 ft/min³
33 D Junction to Board⁴
34 D Junction to Case⁵
35 D Junction to Package Top⁶
θ_JMA
θ_JB
θ_JC
Ψ_JT
100-pin LQFP
46
46
45
°C/W
34
34
35
°C/W
20
18
17
°C/W
5
4
N/A °C/W
36
D
Thermal resistance single sided PCB,
natural convection²
θ_JA
61
62
°C/W
37
D
Thermal resistance single sided PCB
@ 200 ft/min³
θ_JMA
51
55
°C/W
38
D
Thermal resistance double sided PCB
with 2 internal planes, natural convection³
θ_JA
49
51
°C/W
39
D
Thermal resistance double sided PCB
with 2 internal planes @ 200 ft/min³
θ_JMA
40 D Junction to Board⁴
θ_JB
41 D Junction to Case⁵
θ_JC
42 D Junction to Package Top⁶
Ψ_JT
1 _{The values for thermal resistance are achieved by package simulations}
43
47
°C/W
34
37
°C/W
16
17
°C/W
3
N/A °C/W
Freescale Semiconductor
MC9S12G Family Reference Manual, Rev.1.10
1075