Gujarat Technological UniversitySummer 2025 Examination

GTU 3160004 Fundamental of Semiconductor Package Manufacturing and Test (SPMT) Summer 2025 Paper Solution & PDF

B.E. · Common Engineering · Semester 2 · Subject Code: 3160004
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Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours10:30 AM – 1:00 PM
Paper Structure5 QuestionsWith internal OR choices
Jump toQ1Q2Q3Q4Q5

Question 1

14 MarksMedium
(a)

List out any 3 package types from each category for common, advanced, and emerging package types

3 Marks
(b)
What is Semiconductor Packaging? Why is it needed?
4 Marks
(c)

What is Encapsulation Process? What is its purpose? List down different types of encapsulation technique?

7 Marks

Question 2

14 MarksMedium
(a)
What is Gage Repeatability & Reproducibility?
3 Marks
(b)
What is Burn In Test ? Draw the Burn Bath tub curve ?
4 Marks
(c)
What are the limitations of 2D NAND ? What is the Advantage of 3D NAND ?
7 Marks
OR OPTION
(c)
What is Parametric Testing? And why do we collect Parametric Testing data ?
7 Marks

Question 3

14 MarksMedium
(a)
What does it means by TAL (time above liquid) in reflow profile?
3 Marks
(b)
What is DAF? Explain in detail its major ingredients.
4 Marks
(c)
Explain the manufacturing process of organic substrates.
7 Marks
OR OPTION
(a)
Describe reliability testing.
3 Marks
(b)
Explain Storage life test(SLT).
4 Marks
(c)
Describe 5 EMC ingredients and briefly explain its purposes
7 Marks

Question 4

14 MarksMedium
(a)
Write working and application of Time domain reflectometer (TDR).
3 Marks
(b)
Draw and explain the schematic for Basic FA(Failure analysis) Flow
4 Marks
(c)
How 3D X-ray technique is different compared to 2D-Xray technique?
7 Marks
OR OPTION
(a)
List down Physical failure analysis (PFA) techniques
3 Marks
(b)
What is a Curve Tracer and what are its applications?
4 Marks
(c)

What is Failure analysis? What are the broad categories of semiconductor device fails? Page 1 of

2 Marks

Question 5

14 MarksMedium
(a)
List different methods for ranking risks.
3 Marks
(b)

What are some of the differences between Design FMEA (DFMEA) and Process FMEA (PFMEA)

4 Marks
(c)

What are the roles of leaders and employees in implementing QMS and what are the benefits of implementing Quality Management System?

7 Marks
OR OPTION
(a)
Why Statistical Process Control is important in industry?
3 Marks
(b)

Describe the difference between Issues and Risks. Describe how FMEA helps mitigate Risks and prevents Issues.

4 Marks
(c)

Explain how cost of quality can help an organization improve its business performance and customer satisfaction. Provide examples of prevention, appraisal, internal failure, and external failure costs in your answer. Page 2 of

2 Marks
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About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Fundamental of Semiconductor Package Manufacturing and Test (SPMT) (Summer 2025, B.E. · Common Engineering, Sem 2). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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