Advanced Packaging

Advanced Packaging

Flip Chip, Wafer level and 3D memories

CSP, BGA, PoP, Fan in, Fan out

Memory

Memory semiconductors are a type of electronic component that is used to store data in computers and other electronic devices. They are an essential component of modern technology, as they allow us to store, access, and process large amounts of information quickly and efficiently.

There are several types of memory semiconductors, including:

  1. Dynamic random-access memory (DRAM): DRAM is a type of memory that stores data in capacitors, which are tiny electrical components that can hold a charge. DRAM is relatively fast and is often used as the main memory in computers.

  2. Static random-access memory (SRAM): SRAM is a type of memory that stores data in transistors, which are tiny switches that can be turned on or off. SRAM is faster than DRAM but is also more expensive and requires more power.

  3. Read-only memory (ROM): ROM is a type of memory that is permanent and cannot be changed or erased. It is often used to store the basic instructions that a computer needs to boot up and operate.

  4. Flash memory: Flash memory is a type of memory that is non-volatile, meaning it retains data even when the power is turned off. It is often used in portable devices such as USB drives and smartphones.

Memory semiconductors are an essential component of modern technology and play a vital role in storing and processing data in computers and other electronic devices. They are constantly evolving and improving, with new technologies being developed to increase speed, capacity, and energy efficiency.

 

Technical Requirements for 3D Memory TSV

Key requirements for NCF

  • Soft film to laminate bumped wafer
  • Transparency for bump recognition
  • Fast cure to hold die in place after
  • Thermal Compression Bonding process (<5s)
  • High Tg & Low CTE for thermal cycling reliability

 

Technical approach

  • Free radical chemistry for rapid transformation of physical properties (soft to rigid)
  • Nano size silica filler with high concentration (>40wt%)

 

NCF (Pre-Applied)

  • NCF85C (gen1),
  • NCF220 (gen2)