GD-31269-000

$40.09

Description：SPEAKR 144.4OHM 10MW TOP 100DB
Series：GD
Mfr：Knowles
Package：Tray

SKU:da3d4bf60321 Category: Speakers Brand: Knowles

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Product introduction

GD-31269-000 is listed in the Speakers range at ChipApex. The manufacturer field lists Knowles. Its product description is SPEAKR 144.4OHM 10MW TOP 100DB. Review the specifications below when checking this part for your BOM.

Speakers specifications for GD-31269-000

Description：SPEAKR 144.4OHM 10MW TOP 100DB
Series：GD
Mfr：Knowles
Package：Tray
Type：Receiver, Balanced Armature
Technology：Magnetic
Impedance：144.4 Ohms
Power - Max：50 mW
Shape：Rectangular
Termination：Wire Leads
Size / Dimension：0.287" L x 0.142" W (7.30mm x 3.61mm)
Height - Seated (Max)：0.287" (7.30mm)
Frequency - Self Resonant：-
Efficiency - dBA：100
Efficiency - Testing：-
Efficiency - Type：Sound Pressure Level (SPL)
Port Location：Top
Material - Cone：-
Material - Magnet：-
Ingress Protection：-
Ratings：-
Frequency Range：100 Hz ~ 6.4 kHz
Power - Rated：10 mW

Speakers datasheet and documents for GD-31269-000

GD-31269-000

Speakers Overview

The Knowles GD-31269-000 is a balanced armature receiver designed for audio transduction. It features a rectangular top port configuration and operates within a frequency range of 100 Hz to 6.4 kHz. The component has an impedance of 144.4 Ohms and a sensitivity of 100 dB. It supports a maximum power handling capacity of 10 mW. This device is classified under the GD series of speakers and transducers, manufactured by Knowles.

Speakers Feature Summary

Balanced armature driver technology for precise audio reproduction
Top rectangular port design for directional sound output
High sensitivity rating for efficient acoustic performance

Speakers Applications

Hearing aids
Medical devices
Wireless earbuds

Speakers Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly with Knowles or authorized distributors before integration. Confirm that the 144.4 Ohm impedance matches your circuit requirements. Ensure the 10 mW power limit is not exceeded in your application design to prevent damage. Check current availability as stock levels may fluctuate.

Speakers Selection Notes

Select this component when a high-sensitivity balanced armature speaker is required for compact audio applications. The 144.4 Ohm impedance and 100 dB sensitivity are key parameters for matching amplifier outputs. Consider the top port orientation for acoustic coupling in your enclosure design. Verify compatibility with hearing aid or medical device form factors.

Speakers Part Context

This part belongs to the Knowles GD series of balanced armature receivers. These components are widely used in miniaturized audio systems where high fidelity and small footprint are critical. The GD series is known for its reliability in demanding environments such as healthcare and consumer electronics.

Speakers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Knowles technical support for equivalent alternatives if this specific model is unavailable.