2N3904 NPN Switching Transistor
The 2N3904 is a low-power NPN transistor ideal for general-purpose switching and signal amplification in hobbyist and commercial electronics, with maximum dissipation of 625mW. Classified under HTS 8541.21.00.95 for transistors under 1W excluding photosensitive types. Widely used in Arduino projects and small signal circuits.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If matched pair configuration
Transistors designed as matched pairs for differential amplifiers go to specific matched transistor subheading.
If imported as assembled parts of computer motherboards
When mounted on PCBs as functional assemblies, classified under computer parts.
If for use in measuring instruments
If specifically for instruments/apparatus, may shift to optical/measurement devices heading.
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Import Tips & Compliance
• Include manufacturer datasheets specifying electrical characteristics to confirm <1W classification
• Use ESD-safe packaging and declare HS code precisely to prevent inspection delays
• Check for export licensing if sourcing from restricted countries like China for dual-use electronics
Related Products under HTS 8541.21.00.95
BC547 NPN Bipolar Junction Transistor
The BC547 is a general-purpose NPN bipolar junction transistor used in amplification and switching circuits with a power dissipation rating below 1W (typically 500mW). It falls under HTS 8541.21.00.95 as a non-photosensitive transistor with dissipation less than 1W, distinct from power transistors. Commonly found in consumer electronics like radios and sensors.
BF199 NPN RF Transistor
The BF199 is a silicon NPN transistor optimized for RF amplification in VHF/UHF applications with dissipation under 1W. It qualifies for HTS 8541.21.00.95 as a low-power, non-photosensitive transistor. Used in radio receivers and wireless communication modules.
PN2222A NPN General Purpose Transistor
PN2222A is a versatile NPN transistor for low to medium current switching up to 600mA with 625mW dissipation, perfect for logic level driving. Falls under HTS 8541.21.00.95 for small signal transistors under 1W. Essential component in DIY electronics and IoT devices.
MMBT3904 Surface Mount NPN Transistor
The MMBT3904 is the SOT-23 SMD version of the 2N3904, offering the same <1W dissipation for space-constrained PCB designs in smartphones and wearables. Classified HTS 8541.21.00.95 as low-power discrete transistor. Ideal for high-volume surface mount assembly.
JFET 2N3819 N-Channel Transistor
The 2N3819 is a high-frequency N-channel JFET transistor for RF preamplifiers and choppers with dissipation under 1W. Qualifies for HTS 8541.21.00.95 as non-photosensitive, low-power field-effect transistor. Used in audio and instrumentation amplifiers.
S8050 NPN Medium Power Transistor
S8050 is a TO-92 plastic package NPN transistor handling 700mA with 625mW dissipation for relay drivers and LED control. Fits HTS 8541.21.00.95 criteria for <1W transistors. Popular in power supplies and motor controls.