LPC1788FBD144 NXP Semiconductors, LPC1788FBD144 Datasheet - Page 70

• Manufacturer Part Number: LPC1788FBD144
• Description: The LPC1788 is a Cortex-M3 microcontroller for embedded applications featuring a high level of integration and low power consumption at frequencies of 120 MHz
• Manufacturer: NXP Semiconductors

NXP Semiconductors
9. Thermal characteristics
Table 10.
V
LPC178X_7X
Objective data sheet
Symbol
T
DD
j(max)
= 3.0 V to 3.6 V; T
Thermal characteristics
Parameter
maximum junction
temperature
amb
The average chip junction temperature, T
equation:
Table 11.
T
T
ja
jc
jb
amb
= 40 C to +85 C unless otherwise specified;
•
•
•
j
=
T
R
P
=
amb
D
T
th(j-a)

amb
= sum of internal and I/O power dissipation
40
= ambient temperature (C),

+
= the package junction-to-ambient thermal resistance (C/W)
Thermal resistance (LQFP packages)
C to +85

P
D
All information provided in this document is subject to legal disclaimers.
JEDEC (4.5 in  4 in)
Single-layer (4.5 in  3 in)
Conditions

0 m/s
1 m/s
2.5 m/s
0 m/s
1 m/s
2.5 m/s
R

th j a
C unless otherwise specified.
Rev. 3 — 27 December 2011

–


j
(C), can be calculated using the following
Thermal resistance in C/W ±15 %
LQFP208
27.4
25.7
24.4
35.4
31.2
29.2
8.8
15.4
Min
-
32-bit ARM Cortex-M3 microcontroller
Typ
-
LPC178x/7x
LQFP144
31.5
28.1
26.2
43.2
35.7
32.8
7.8
13.8
Max
125
© NXP B.V. 2011. All rights reserved.
Unit
70 of 120
C
(1)