Other
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: > Parts > Other
Duty Rate (from China)
Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 8541.90.00.80
LED Driver Circuit Boards
Printed circuit boards (PCBs) pre-assembled with components for driving light-emitting diodes in displays and lighting. These are parts of LED semiconductor devices under 8541.90, providing essential electrical control functions. Not complete LEDs but integral subassemblies.
Photovoltaic Cell Test Probes
Precision probes used to test electrical characteristics of individual photovoltaic (solar) cells during quality control. Classified as parts of photosensitive semiconductor devices under 8541.90 for their dedicated testing role in solar cell production.
Transistor Heat Sinks
Aluminum heat sinks custom-machined for mounting power transistors to dissipate thermal energy. These are essential parts of semiconductor transistors under 8541.90, designed for specific thermal management in electronic circuits.
Piezoelectric Crystal Holders
Precision metal housings that encase mounted piezo-electric crystals for frequency control in oscillators. These are parts thereof under 8541.90, providing hermetic sealing and electrical connections for crystal stability.
Solar Cell Encapsulant Sheets
Ethylene-vinyl acetate (EVA) sheets used to encapsulate photosensitive photovoltaic cells, providing protection and electrical insulation. Parts of photovoltaic semiconductor devices under 8541.90 for solar module assembly.
Semiconductor Lead Frames
Copper alloy frames that hold semiconductor dice during wire bonding and packaging. Essential parts under 8541.90 for creating packaged semiconductor devices like ICs and transistors.
LED Phosphor Coating Equipment Parts
Nozzles and dispensing heads for applying phosphor coatings on LED chips during manufacturing. Specialized parts of light-emitting diode semiconductors under 8541.90.
Wafer Handling Robot End Effectors
Vacuum chuck grippers attached to robotic arms for transferring semiconductor wafers between process tools. Parts of semiconductor devices under 8541.90 for cleanroom wafer manipulation.
Diode Laser Mounting Bases
Precision-machined bases for mounting semiconductor diode lasers with thermal and optical alignment features. Parts thereof under 8541.90 for laser diode assemblies.
Transistor Test Socket Inserts
Replaceable contact pins for test sockets that interface with transistor leads during electrical testing. Semiconductor device parts under 8541.90 for quality assurance.
Photodiode Array Packaging Frames
Ceramic frames for packaging linear photodiode arrays used in spectrometers and scanners. Parts of photosensitive semiconductor devices under 8541.90.
MEMS Sensor Die Carriers
Carriers for transporting and processing MEMS (micro-electro-mechanical systems) semiconductor dies before packaging. Parts under 8541.90 for MEMS device fabrication.
Power MOSFET Gate Drivers
Hybrid modules containing driver circuits specifically for switching power MOSFET transistors in motor controls. Semiconductor parts under 8541.90 for transistor control.
Semiconductor Wafer Trays
Plastic trays designed specifically for transporting and storing semiconductor wafers during manufacturing processes. These are parts of semiconductor devices under 8541.90 as they are dedicated components for handling sensitive semiconductor materials in production lines. Classified as 'other parts' distinct from complete devices.
Diode Mounting Clips
Spring steel clips for securing semiconductor diodes to circuit boards or heat sinks. Classified under 8541.90 as specialized parts for diode installation and electrical connectivity in electronic assemblies.