Blue-Sensitive Silicon Phototransistor from China
Phototransistor with enhanced blue light response (400-500nm) for LCD backlight monitoring and color sensing. Uses special window material for short wavelength transmission. HTS 8541.49.70.80 as specialized photosensitive transistor.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%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
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Spectral curves showing blue peak response critical for CBP photosensitive verification
• Specify window material (quartz/sapphire) that enables blue transmission
• Distinguish from CCD/CMOS (8521) by proving discrete component construction