APD Avalanche Photodiode Wafers
Germanium wafers for avalanche photodiodes providing internal gain for low-light detection. Classified 8541.49.10.10 as unmounted photosensitive wafers for LIDAR and spectroscopy.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If laser-based distance measuring
LIDAR-integrated detectors classified with lasers in optical instruments.
If other electrical machines parts
Assemblies for unspecified electrical apparatus move to 8543.
If semiconductor manufacturing equipment
Test wafers for fab tools classified under production machinery.
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Import Tips & Compliance
• Specify breakdown voltage and gain characteristics to differentiate from standard PIN diodes
• Temperature coefficient data required for automotive/ aerospace qualification
• Declare test die separately from production wafers for accurate duty calculation
Related Products under HTS 8541.49.10.10
SWIR InGaAs Photodiode Wafers
Short-wave infrared InGaAs wafers for machine vision and spectroscopy beyond 1700nm. HTS 8541.49.10.10 covers these unmounted photosensitive semiconductor wafers for defense and industrial apps.
Silicon Photodiode Chips
Unmounted silicon chips designed as photodiodes that convert light into electrical current. These fall under HTS 8541.49.10.10 as photosensitive semiconductor devices in the form of unmounted chips used for optical sensing applications. They are raw dice ready for packaging in sensors or detectors.
GaAs Photodiode Wafers
Gallium arsenide semiconductor wafers generating photocurrent from infrared light. Classified in 8541.49.10.10 as unmounted photosensitive wafers for telecom and laser detection. These full wafers are sliced into dice post-import for device fabrication.
CCD Image Sensor Dice
Charge-coupled device (CCD) semiconductor dice for capturing visible light images. These unmounted chips under 8541.49.10.10 are photosensitive semiconductors used in scientific cameras and astronomy equipment before packaging.
InGaAs PIN Photodiode Dice
Indium gallium arsenide PIN junction dice for near-infrared fiber optic receivers. These unmounted photosensitive semiconductors under 8541.49.10.10 enable high-speed data transmission detection.
Quantum Dot Photodetector Chips
PbS quantum dot semiconductor chips tunable across SWIR spectrum for hyperspectral imaging. HTS 8541.49.10.10 applies to these emerging unmounted photosensitive dice.