Datasheet

PIC16(L)F1782/3
DS41579D-page 380 Preliminary 2011-2012 Microchip Technology Inc.
30.6 Thermal Considerations
Standard Operating Conditions (unless otherwise stated)
Operating temperature -40°C TA +125°C
Param
No.
Sym. Characteristic Typ. Units Conditions
TH01 JA Thermal Resistance Junction to Ambient 60 C/W 28-pin SPDIP package
80
C/W 28-pin SOIC package
90
C/W 28-pin SSOP package
27.5
C/W 28-pin UQFN 4x4mm package
27.5
C/W 28-pin QFN 6x6mm package
TH02
JC Thermal Resistance Junction to Case 31.4 C/W 28-pin SPDIP package
24
C/W 28-pin SOIC package
24
C/W 28-pin SSOP package
24
C/W 28-pin UQFN 4x4mm package
24
C/W 28-pin QFN 6x6mm package
TH03 T
JMAX Maximum Junction Temperature 150 C
TH04 PD Power Dissipation W PD = P
INTERNAL + PI/O
TH05 PINTERNAL Internal Power Dissipation W PINTERNAL = IDD x VDD
(1)
TH06 PI/O I/O Power Dissipation W PI/O = (IOL * VOL) + (IOH * (VDD - VOH))
TH07 P
DER Derated Power W PDER = PDMAX (TJ - TA)/JA
(2)
Note 1: IDD is current to run the chip alone without driving any load on the output pins.
2: TA = Ambient Temperature
3: TJ = Junction Temperature