0.5 W of heat passes from the bottom of a silicon chip (k = 130 W/m-K) and then dissipated to the surroundings by convection. The chip is 6mm x 6 mm x 0.5mm thick. A fan blows air at 20°C into the chip. The forced convection heat transfer coefficient is 250 W/m² K. Disregarding any heat transfer through the o.5mm high side surfacesm determine the following: a. the surface temperature at the top of the chip b. the surface temperature at the bottom of the chip Assume steady state conditions. Silicon chip 0.5 mm 0.5 W -6mm -6 mm Ceramic
0.5 W of heat passes from the bottom of a silicon chip (k = 130 W/m-K) and then dissipated to the surroundings by convection. The chip is 6mm x 6 mm x 0.5mm thick. A fan blows air at 20°C into the chip. The forced convection heat transfer coefficient is 250 W/m² K. Disregarding any heat transfer through the o.5mm high side surfacesm determine the following: a. the surface temperature at the top of the chip b. the surface temperature at the bottom of the chip Assume steady state conditions. Silicon chip 0.5 mm 0.5 W -6mm -6 mm Ceramic
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter6: Forced Convection Over Exterior Surfaces
Section: Chapter Questions
Problem 6.36P
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![0.5 W of heat passes from the bottom of a silicon
chip (k = 130 W/m-K) and then dissipated to the
surroundings by convection. The chip is 6mm x
6 mm x 0.5mm thick. A fan blows air at 20°C into
the chip. The forced convection heat transfer
coefficient is 250 W/m² K.
Disregarding any heat transfer through the o.5mm
high side surfacesm determine the following:
a. the surface temperature at the top of the chip
b. the surface temperature at the bottom of the chip
Assume steady state conditions.
Silicon
chip
0.5 mm
0.5 W
6 mm
-6mm
Ceramic](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F21584593-ed75-421a-bac0-2c3fef1bb2bf%2Ffdbb3319-ebac-43f5-bab6-66c29c0db4e7%2F3bejea8_processed.png&w=3840&q=75)
Transcribed Image Text:0.5 W of heat passes from the bottom of a silicon
chip (k = 130 W/m-K) and then dissipated to the
surroundings by convection. The chip is 6mm x
6 mm x 0.5mm thick. A fan blows air at 20°C into
the chip. The forced convection heat transfer
coefficient is 250 W/m² K.
Disregarding any heat transfer through the o.5mm
high side surfacesm determine the following:
a. the surface temperature at the top of the chip
b. the surface temperature at the bottom of the chip
Assume steady state conditions.
Silicon
chip
0.5 mm
0.5 W
6 mm
-6mm
Ceramic
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