BJ-21590-000 Knowles Acoustics, BJ-21590-000 Datasheet - Page 4

• 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

Microphones
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Silicon Microphones…
based on MEMS technology
and surface mountable for
high speed automation,
including mobile phones,
PDAs, tablets, etc.
Condenser Microphones…
for mobile phones, cordless
phones, PDAs, laptops, PCs,
digital cameras, etc.
Look to Knowles Acoustics for complete audio interface solutions ranging from microphones and specialty
transducers to custom assemblies and standard-setting sound conditioning technologies...
Full Spectrum of Expertise
Specialty
Transducers
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High Performance
Microphones…
for use in communications,
instrumentation sound level
meters, etc.
Waterproof Speakers
and Microphones…
for submersion and wet
environment applications
Accelerometers…
for instrumentation and music
pickups
Balanced Armature Speakers…
for communication and audio
products
Dampers…
for voice tube headsets
Beepers…
for ringers and pagers,
alarms, etc.
Custom Assemblies
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Boom Microphones…
for headset manufacturers
Components…
for sub-assemblies, including
attaching leads, cables,
connectors, etc.
Computer Headsets…
for voice recognition and
internet telephony
Mobile Headsets…
for mobile hands-free
communication
Lapel Microphones…
for business presentations,
entertainment and live
marketing
USB Adapters and
Accessories…
for computer and telephony
connections
Acoustic
Software
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Far Field Array…
for precisely directed, ambient
noise canceling solutions for
tablets, PDAs, smart phones,
telematics
Directional Technology…
for customized sound projection
and reception applications
requiring select-radius or
total-circumference audio
performance