(a) Describe the main sources of power loss in a digital integrated circuit. (b) Calculate the junction temperature for a digital integrated circuit with the following characteristics: Vdd = 1.2V Clock Frequency = 2GHZ processor Static leakage current = 100mA Average dynamic current = 2mA/MHz Junction to case thermal resistance 4°C/W Case to ambient thermal resistance = 9°C/W Ambient temperature = 20°C (c) Calculate the junction to case heatsink required to reduce the junction temperature in part (b) by 40°C

(a) Describe the main sources of power loss in a digital integrated circuit. (b) Calculate the junction temperature for a digital integrated circuit with the following characteristics: Vdd = 1.2V Clock Frequency = 2GHZ processor Static leakage current = 100mA Average dynamic current = 2mA/MHz Junction to case thermal resistance 4°C/W Case to ambient thermal resistance = 9°C/W Ambient temperature = 20°C (c) Calculate the junction to case heatsink required to reduce the junction temperature in part (b) by 40°C

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.2P: The temperature dependence of resistance is also quantified by the relation R2=R1[ 1+(T2T1) ] where...

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