CI-30847-000

$18.41

Description：RECEIVER
Series：-
Mfr：Knowles
Package：Bulk

SKU:e997e7204f1c Category: Speakers Brand: Knowles

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Product introduction

Product Detailed Parameters

Description：RECEIVER
Series：-
Mfr：Knowles
Package：Bulk
Type：-
Technology：-
Impedance：-
Power - Max：-
Shape：-
Termination：-
Size / Dimension：-
Height - Seated (Max)：-
Frequency - Self Resonant：-
Efficiency - dBA：-
Efficiency - Testing：-
Efficiency - Type：-
Port Location：-
Material - Cone：-
Material - Magnet：-
Ingress Protection：-
Ratings：-
Frequency Range：-
Power - Rated：-

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CI-30847-000

Overview

The CI-30847-000 is a balanced armature receiver manufactured by Knowles, utilizing magnetic technology for high efficiency and stability. It features a rectangular shape with top porting and pad termination. The component operates within a frequency range of 200 Hz to 5.5 kHz and has an impedance of 140 Ohms. Its sensitivity is rated at 131.5 dBA. Physical dimensions are 9.47mm in length, 7.18mm in width, and a maximum installation height of 4.19mm.

Feature Summary

Balanced armature design with magnetic technology
Top port configuration for sound output
Pad termination for surface mounting

Applications

Hearing aids
Medical devices
Communication equipment

Procurement Notes

Verify the specific revision and RoHS compliance status against the manufacturer's current documentation before procurement. Confirm that the pad termination style matches the target PCB footprint requirements. Ensure storage conditions adhere to moisture sensitivity level guidelines to prevent solderability issues during assembly.

Selection Notes

Select this component when high efficiency and stability are required in compact audio applications. The 140 Ohm impedance and specific frequency response suit hearing aid and medical device designs. Verify that the physical envelope fits within the constrained space of the intended enclosure.

Part Context

This part belongs to the CI series of receivers from Knowles, designed for portable electronic applications requiring reliable audio performance. The CI-30847-000 represents a standard offering in their balanced armature lineup, focusing on miniaturization without compromising acoustic output quality.