BJ-21590-000 Knowles Acoustics, BJ-21590-000 Datasheet - Page 3

• Manufacturer Part Number: BJ-21590-000
• Description: MIC MAGN PASSIVE OMNI DIRECTION
• Manufacturer: Knowles Acoustics
• Series: BJr
• Type: Magnetic Armaturer

Specifications of BJ-21590-000

• Sensitivity: -75dB ±3dB
• Size / Dimension: Rectangular - 7.87mm L x 5.59mm W x 4.01mm H
• Impedance: 3.9K Ohm
• Frequency: 300Hz ~ 5kHz
• Termination: Solder Pads
• Direction: Omnidirectional
• Port Location: Top
• Directional Properties: Omnidirectional
• Dimensions: 7.87 mm L x 5.59 mm W x 4.01 mm D
• Depth: 4.01 mm
• Length: 7.87 mm
• Width: 5.59 mm
• Transducer Function: Microphone
• Device Type: Microphone
• Directivity: Omni
• Output Impedance: 3900ohm
• Mounting Type: Surface Mount
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Filter Type: -
• S/n Ratio: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 423-1001; BJ-1590; BJ-21590; BJ1590

Your acoustic requirements are perfected in our production facilities, where our subassembly manufacturing expertise
elevates the performance of your product, increases its value, sets your brand apart and grows your market share.
With over fifty years of research and
development and over 300 patents the
Knowles company has long been
recognized as the leading supplier of
subminiature acoustic assemblies.
Meticulous attention to detail at every
stage of design, coupled with vertical
integration throughout the entire
manufacturing process results in the
highest level of quality, reliability and
product repeatability for our partner
customers. Knowles Acoustics offers you
micro transducer technology second to
none. Our manufacturing facilities combine
Dedicated to Performance
state of the art lasers with advanced
robotics to ensure superb product
consistency. Our facilities offer flexible
but fast turnaround and exceptional
price/performance considerations. These
ISO and QS certified operations are located
throughout the world but mainly in Asia,
making JIT not only logistically possible but
convenient for the majority of our partners.
We have a full range of environmental and
acoustic testing capabilities to meet your
needs, including anechoic chambers,
temperature and humidity chambers, shock
and vibration test equipment, and lead pull
testers to name a few. All of our micro
acoustic component technologies are
thoroughly tested before being shipped.
If you have special qualification tests of
your own that need to be considered, we
can handle those for you as well.
Because we control our products from
preliminary design concepts through
complete manufacturing and final
inspection, you can depend upon Knowles
Acoustics for the highest levels of quality,
order after order.