2026.11.13

Chapter 6: Microfabrication and Heat Problems ― Making the Last 1 mm of Heat Work
6-1. Why Miniaturization Makes Heat Problems More Difficult ― The Smaller Things Get, the Harder It Is for Heat to Escape, and the Larger Tiny Errors Become ―

Electronic devices, semiconductors, batteries, robots, and medical devices are b... Read More

• IC Packages
• Heat
• Heat Density
• High-Density Packaging
• Surface Roughness
• Miniaturization
• Microfabrication

2026.11.13

5-7. The Gap Between Simulation and Measurement ― Why Does It Cool in Calculations but Not in the Actual Device? ―

In thermal management design, simulation is widely used. You input the amount o... Read More

• Heat
• Thermocouples
• Infrared Thermography
• Thermal Simulation
• Anisotropy
• Heat Dissipation Failure
• CFD Analysis

2026.11.13

5-6. Why Things That Work in Prototyping Fail in Volume Production ― Being Able to Make One and Being Able to Keep Making the Same Thing Are Different ―

In thermal management, it happens that something cooled in prototyping but does ... Read More

• Heat
• Thermal Grease
• Heat Dissipation Failure
• Tolerance Stack-Up
• Material Lot Variation
• Thermal Cycle Testing
• Mass Production Scale-Up

2026.11.13

5-5. The Impact of Burrs, Foreign Matter, and Steps ― Anomalies of a Few Tens of μm Can Destroy Thermal Performance ―

In thermal management, the thermal conductivity and thickness of materials tend ... Read More

• Heat
• Graphite Sheets
• Cleanroom
• Heat Dissipation Failure
• Conductive Foreign Matter
• Foreign Matter Control
• Particle Shedding Prevention

2026.11.13

5-4. Lamination Misalignment Changes Performance ― Thermal Management Components Function Only When Applied in the Right Place ―

Thermal management materials are not determined by the performance of the materi... Read More

• Heat
• Waterproof Tape
• Insulating Films
• Heat Dissipation Failure
• Positioning and Processing Accuracy Control
• Contact Area
• Misalignment Prevention

2026.11.13

5-3. Air Layers Stop Heat ― The Most Overlooked Enemy in Thermal Management Is a Tiny Amount of Air ―

There is something that tends to be overlooked in thermal management. That is a... Read More

• Heat
• Thermal Interface Materials (TIM)
• Air Layers
• Thermal Throttling
• Heat Dissipation Failure
• Compression Bonding Conditions
• Curved Surface Conformability