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The BMS3650L is a general-purpose magnetic speaker manufactured by BeStar Technologies, Inc. It features a round shape with top porting and solder pad termination. The component operates within a frequency range of 350 Hz to 6 kHz, with a self-resonant frequency of 540 Hz. It has an impedance of 50 Ohms and a power handling capacity of 1 W. The physical dimensions are 44.00 mm in length and 36.00 mm in width, with a depth of 5.40 mm. The efficiency is rated at 79 dB when measured with a 12V DC power special circuit at 30 cm.
Verify the specific suffix (e.g., -P2-HT) against the required packaging and lead-free status. Confirm that the 50 Ohm impedance matches the system design. Ensure the operating temperature range of -40°C to +85°C suits the application environment. Check for RoHS compliance if required by regional regulations.
Select this component where a 50 Ohm impedance is specified for the audio driver circuit. The 1 W power rating defines the maximum input level. Consider the 44mm x 36mm footprint for enclosure constraints. The top port orientation must align with the acoustic design requirements of the final product housing.
This part belongs to the BMS3650L series from BeStar Technologies, which includes variations like the BMS3650L-LF. The series focuses on compact, general-purpose speakers. The BMS3650L-P2-HT variant specifically denotes the packaging and environmental compliance details associated with this model number.
Direct substitutes require matching 50 Ohm impedance, 1 W power rating, and similar dimensions. Verify frequency response compatibility. Cross-reference with other BeStar models in the same series if pinout and mounting holes align.