Semiconductor-based transducers
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. > Other semiconductor devices: > Semiconductor-based transducers > Semiconductor-based transducers > Semiconductor-based transducers
Duty Rate (from China)
Products classified under Tariff item 8541.51.00
CMOS Image Sensor
A CMOS image sensor that converts light into digital electrical signals using an array of photodiodes and supporting circuitry on a semiconductor substrate. It is a semiconductor-based transducer because it detects physical phenomena (light) and converts them into electrical signals, and it is presented as a discrete component for use in cameras and other imaging devices.
Flow Sensor Silicon Chip
A thermal mass flow sensor chip that uses semiconductor-based heater and temperature-sensing elements to measure fluid flow by detecting heat dissipation. It is a semiconductor-based transducer because it converts a physical phenomenon (flow) into an electrical signal, and it is supplied as a bare die or packaged component for integration into medical or HVAC equipment.
Gas Sensor Semiconductor Chip
A metal-oxide-semiconductor (MOS) gas sensor chip that detects reducing or oxidizing gases by measuring changes in electrical conductivity of a semiconductor film. It is a semiconductor-based transducer because it converts a chemical phenomenon (gas concentration) into an electrical signal, and it is sold as a discrete component for air quality monitors and industrial safety devices.
Hall Effect Sensor
A Hall effect sensor that uses a semiconductor plate to generate a voltage proportional to an applied magnetic field, converting magnetic field strength into an electrical signal. It is a semiconductor-based transducer because it detects a physical phenomenon (magnetic field) and outputs an electrical signal, and it is presented as a discrete component for position sensing in motors and keyboards.
Inclinometer MEMS Sensor
A MEMS inclinometer sensor that measures tilt angle using semiconductor-based accelerometers and gravity vector analysis, converting orientation into an electrical signal. It is a semiconductor-based transducer because it detects a physical phenomenon (orientation) and outputs an electrical signal, and it is supplied as a component for construction lasers and robotics.
MEMS Microphone
A MEMS microphone that converts sound waves into electrical signals using a semiconductor diaphragm and backplate, forming a capacitive transducer. It is a semiconductor-based transducer because it converts an acoustic phenomenon into an electrical signal, and it is supplied as a discrete component for audio devices.
Photovoltaic Transducer Cell
A single photovoltaic cell that converts light into electrical energy using a semiconductor p-n junction, functioning as a light-to-electricity transducer. It is a semiconductor-based transducer because it converts a physical phenomenon (light) into an electrical signal, and it is presented as a bare cell for use in sensors or small devices, not assembled into a panel.
Semiconductor Pressure Sensor
A piezoresistive pressure sensor that uses a silicon diaphragm with embedded resistors to transduce pressure into electrical resistance changes. It is a semiconductor-based transducer because it converts a physical phenomenon (pressure) into an electrical signal, and it is supplied as a discrete component for automotive, medical, and industrial applications.
Semiconductor Temperature Sensor IC
A semiconductor temperature sensor IC that uses the forward voltage variation of a p-n junction to transduce temperature into an electrical signal. It is a semiconductor-based transducer because it converts a physical phenomenon (temperature) into an electrical signal, and it is supplied as a discrete component for processors, HVAC, and medical devices.
Silicon Accelerometer Sensor
A MEMS accelerometer that uses semiconductor capacitive plates to transduce acceleration into electrical signals by measuring changes in capacitance. It is a semiconductor-based transducer because it converts a physical phenomenon (acceleration) into an electrical signal, and it is supplied as a discrete component for smartphones, drones, and automotive applications.