SAK-TC1767-256F133HL INFINEON [Infineon Technologies AG], SAK-TC1767-256F133HL Datasheet - Page 122

• Manufacturer Part Number: SAK-TC1767-256F133HL
• Description: 32-Bit Single-Chip Microcontroller
• Manufacturer: INFINEON [Infineon Technologies AG]

5.4
5.4.1
Table 26
Device
TC1767
1) The top and bottom thermal resistances between the case and the ambient (
Data Sheet
with the thermal resistances between the junction and the case given above (
the total thermal resistance between the junction and the ambient (
case and the ambient (
under user responsibility.
The junction temperature can be calculated using the following equation:
is the total thermal resistance between the junction and the ambient. This total junction ambient resistance
R
Thermal resistances as measured by the ‘cold plate method’ (MIL SPEC-883 Method 1012.1).
TJA
can be obtained from the upper four partial thermal resistances.
Package
PG-LQFP-176-5
Package and Reliability
Package Parameters
Thermal Parameters (Operating Conditions apply)
R
TCAT
,
R
TCAB
R
6.5
) depend on the external system (PCB, case) characteristics, and are
ΘJCT
1)
118
R
5.5
ΘJCB
1)
R
R
23
TJA
ΘJLeads
). The thermal resistances between the
T
J
R
R
1)
=
TJCT
TCAT
T
Electrical Parameters
A
Unit
K/W
,
,
+
R
R
R
TJCB
TCAB
TJA
), in order to calculate
) are to be combined
×
P
D
V1.3, 2009-09
, where the
Note
TC1767
R
TJA