BL-21785-000

Trace-Tec code

381782

Manufacturer

Knowles

Manufacturer Product Number

BL-21785-000

Description

20 Hz ~ 10 kHz Analog Microphone Piezo 0.9 V ~ 1.9 V Omnidirectional (-69dB ±3dB @ 74dB SPL) Solder Pads

Datasheet

https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/821/BL-21785-000_Dwg.pdf Datasheet

Product Attributes

Select
Type Description


Categories Microphones
Audio Products
Manufacturer Knowles
Series BL
Package Bulk
Part Status Obsolete
Packaging Bulk
Output Type Analog
Size / Dimension 0.310" L x 0.218" W (7.87mm x 5.54mm)
Sensitivity -69dB u00b13dB @ 74dB SPL
Shape Rectangular
Type Piezo
S/N Ratio -
Termination Solder Pads
Direction Omnidirectional
Port Location Side
Height (Max) 0.090" (2.29mm)
Voltage - Rated 1.3 V
Impedance 4 kOhms
Current - Supply 160 u00b5A
Voltage Range 0.9 V ~ 1.9 V
Frequency Range 20 Hz ~ 10 kHz
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Documents and Media

RESOURCE TYPE Link
Datasheet https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/821/BL-21785-000_Dwg.pdf Datasheet
Image -
Video -

Environmental and Export Classifications

ATTRIBUTE DESCRIPTION
RoHS Status RoHS Compliant
Moisture Sensitivity Level (MSL) Not Applicable
REACH Status Reach unaffected
ECCN EAR99
HTSUS 8518.10.8030

Environmental and Export Classifications

ATTRIBUTE DESCRIPTION
Other Names

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