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Product Detailed Parameters
- Description：SPEAKER 4OHM 3W TOP PORT 81DB
- Series：N50 Mini Speaker
- Mfr：PUI Audio, Inc.
- Package：Tray
- Type：General Purpose
- Technology：Magnetic
- Impedance：4 Ohms
- Power - Max：5 W
- Shape：Round
- Termination：Quick Connect
- Size / Dimension：1.220" Dia (31.00mm)
- Height - Seated (Max)：0.591" (15.00mm)
- Frequency - Self Resonant：300Hz
- Efficiency - dBA：81
- Efficiency - Testing：1W/500mm
- Efficiency - Type：Sound Pressure Level (SPL)
- Port Location：Top
- Material - Cone：Polyethylenimine (PEI)
- Material - Magnet：Nd-Fe-B
- Ingress Protection：-
- Ratings：-
- Frequency Range：200 Hz ~ 20 kHz
- Power - Rated：3 W
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Overview
The AS03104MR-N50-R is a general-purpose electromagnetic speaker manufactured by PUI Audio, Inc. It features a round shape with panel mount installation and utilizes a silver poly cone with a foam surround. The device operates within a frequency range of 200 Hz to 20 kHz and has a resonant frequency of 300 Hz. Key electrical specifications include an impedance of 4 ohms and a power rating of 5 W. The sound pressure level is rated at 81 dBA. Physical dimensions are approximately 31 mm in diameter with a height of 15 mm.
Feature Summary
- Utilizes a silver poly cone diaphragm combined with a foam surround for acoustic performance.
- Designed for panel mount installation using a round form factor.
- Operates as a general-purpose electromagnetic transducer.
Applications
- General audio output in consumer electronics
- Panel-mounted audio indicators
- Low-power communication devices
Procurement Notes
Verify the specific datasheet version provided by PUI Audio, Inc., as component specifications may vary between production batches. Confirm that the 4-ohm impedance and 5-watt power rating align with the target circuit design requirements before finalizing procurement orders.
Selection Notes
Select this component when a round, panel-mount speaker is required for general-purpose applications. Ensure the system can accommodate the 4-ohm impedance load and that the 81 dBA sensitivity meets the necessary volume requirements for the intended enclosure size.
Part Context
This part belongs to the N50 Mini Speaker Series from PUI Audio, Inc. It is categorized under speakers and transducers within the audio devices product line. The series is characterized by compact dimensions suitable for space-constrained electronic assemblies requiring reliable audio output.
Replacement Considerations
No direct substitute part numbers are confirmed in public documentation. Evaluate alternative speakers based on matching impedance (4 ohms), frequency response (200 Hz–20 kHz), and physical mounting constraints if replacement is necessary.
