IEEE 1838-2019

1838-2019 is a technical standard for dimensional stacked integrated circuits, addressing the physical and dimensional aspects that help define how stacked device structures are designed and evaluated. It is relevant to components, circuits, devices, and systems where compact integration and consistent package geometry matter. By providing a clear reference for dimensional requirements, this standard can support more reliable design, comparison, and procurement decisions in advanced electronic assemblies.

Overview of 1838-2019

This standard focuses on the dimensional characteristics of stacked integrated circuit constructions, which are commonly used to increase integration density in compact electronic products. In practice, it helps establish a common basis for describing size, stacking arrangement, and related physical parameters that affect fit, assembly, and interconnection. 1838-2019 is useful when engineers, suppliers, and purchasers need a shared technical reference for evaluating stacked IC form factors and related implementation details.

Typical use cases

The standard is typically relevant in electronic component design, packaging evaluation, and manufacturing workflows involving stacked integrated circuits. It may be used when specifying device dimensions for board-level integration, checking package compatibility, or coordinating production and incoming inspection. Applications often include compact computing hardware, power-related electronic modules, and other systems where stacked semiconductor structures are selected to save space and manage functional density.

Why it matters

Dimensional consistency is important for stacked ICs because small differences can affect assembly yield, mechanical fit, thermal behavior, and electrical interconnect reliability. 1838-2019 helps reduce ambiguity by giving teams a shared reference for what should be measured and controlled. That can improve compliance checks, supplier communication, and test planning while lowering the risk of mismatched parts, rework, or integration issues in complex electronic products.

• Dimensional requirements for stacked IC structures
• Physical compatibility and packaging reference
• Support for design and inspection activities
• Useful for compact electronic assemblies