8541 - Semiconductor devices (for example, diodes, transistors, semiconductor-based transducers); photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), whether or not assembled with other light-emitting diodes (LED); mounted piezo-electric crystals; parts thereof:
Sub-classifications
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8541 1000 40
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8541 6000
Overview
This HTS category, 8541, encompasses a broad range of semiconductor devices and related components that rely on the unique electrical properties of semiconductor materials. It includes fundamental active electronic components like diodes and transistors, which are essential for controlling electrical current. Additionally, it covers photosensitive semiconductor devices, such as photovoltaic cells that convert light into electricity, and light-emitting diodes (LEDs) used for illumination and signaling. Mounted piezoelectric crystals, which convert mechanical pressure into electrical signals and vice versa, are also classified here, along with their respective parts.
Unlike other categories within Section XVI that might focus on complete electrical appliances or machinery, 8541 specifically targets the core semiconductor components and transducers that form the building blocks of modern electronics. Its siblings, found in other chapters, would likely cover different types of raw materials, finished goods, or broader categories of electrical equipment, rather than these specific semiconductor devices. For instance, components like resistors or capacitors, while also fundamental, are classified elsewhere.
Within 8541, the subcategories provide further refinement based on the specific functionality and construction of these semiconductor devices. For example, diodes are distinguished from transistors, and photosensitive devices are separated from those that emit light. This detailed breakdown allows for precise classification of products such as silicon diodes, bipolar junction transistors, field-effect transistors, solar panels (assembled photovoltaic cells), and various types of LEDs, ensuring accurate duty assessment and trade statistics. The inclusion of "parts" ensures that components integral to the assembly or repair of these devices are also properly accounted for.