Knowles
- Since 1946 Knowles has helped designers find more ways to put better technology to work for their customers. Knowles is a market leader and global supplier of advanced micro-acoustic, specialty components, and human interface solutions in the mobile communications, consumer electronics, medical technology, and other industrial end markets. Knowles’ deep experience and rigorous testing delivers consistently dependable and precise products including speakers and microphones for hearing health products, premium music earphones, communications headsets, and industrial acoustic applications. Knowles MEMS (micro-electro-mechanical systems) microphones and micro-speakers are widely used in smartphones, tablets, notebooks, and other portable devices.
Headquartered in Itasca, Illinois, and publicly traded on the NYSE under the symbol “KN”, Knowles has more than 10,000 employees in 37 locations worldwide includes design centers in Europe, Asia and North America. All manufacturing facilities are ISO-9001 certified, with some additionally certified to ISO-14001 or OHSAS-18001. The Knowles Quality Management System ensures design, integrity, efficient manufacturing and the cost effective on-time delivery of their products.
Image
Part Number
Manufacturer
Description
Unit Price
In Stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : BJ
Part Status : Active
Type : Magnetic
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 300Hz ~ 5kHz
Sensitivity : -75.5dB ±3dB @ 74dB SPL
S/N Ratio : -
Impedance : 3.9 kOhms
Voltage - Rated : -
Voltage Range : -
Current - Supply : -
Port Location : Top
Ratings : -
Termination : Solder Pads
Size / Dimension : 0.310" L x 0.220" W (7.87mm x 5.59mm)
Height (Max) : 0.160" (4.06mm)
Shape : Rectangular
0
3492 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : BL
Part Status : Active
Type : Piezo
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 20Hz ~ 10kHz
Sensitivity : -69dB ±3dB @ 74dB SPL
S/N Ratio : -
Impedance : 4 kOhms
Voltage - Rated : 3V
Voltage Range : -
Current - Supply : 160µA
Port Location : Top
Ratings : -
Termination : Wire Leads
Size / Dimension : 0.500" Dia (12.70mm)
Height (Max) : 1.008" (25.60mm)
Shape : Circular
0
176 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : -
Part Status : Obsolete
Driver Circuitry : -
Input Type : -
Voltage - Rated : -
Voltage Range : -
Frequency : -
Technology : -
Operating Mode : -
Duration : -
Sound Pressure Level (SPL) : -
Current - Supply : -
Port Location : -
Operating Temperature : -
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : -
Termination : -
Size / Dimension : -
Height - Seated (Max) : -
0
100 in stock
Knowles
Manufacturer : Knowles
Series : BU
Part Status : Active
Sensor Type : Vibration, Acceleration
Sensing Range : -
Sensitivity : -45dB ±4.5dB
Output Type : Voltage
Power - Rated : -
Operating Temperature : -
Features : -
Package / Case : Box
Mounting Type : Surface Mount
Termination : Solder Pads
0
33 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : -
Part Status : Active
Type : -
Axis : X
Acceleration Range : -
Sensitivity (LSB/g) : -
Sensitivity (mV/g) : -
Bandwidth : -
Output Type : -
Voltage - Supply : 1.5V
Features : -
Operating Temperature : -
Mounting Type : Surface Mount
Package / Case : Module
Supplier Device Package : -
0
157 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : CM
Part Status : Active
Technology : Magnetic
Type : Receiver, Balanced Armature
Frequency Range : 100Hz ~ 5kHz
Frequency Range : 100Hz ~ 5kHz
Frequency - Self Resonant : -
Impedance : 150 Ohms
Efficiency - dBA : 107.00
Efficiency - Testing : -
Efficiency - Type : Sensitivity
Power - Rated : -
Power - Max : -
Port Location : Top
Shape : Round
Material - Cone : -
Material - Magnet : -
Ingress Protection : -
Ratings : -
Termination : Wire Leads
Size / Dimension : 0.651" Dia (16.54mm)
Height - Seated (Max) : 0.325" (8.26mm)
0
512 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : EK
Part Status : Active
Type : Electret Condenser
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 100Hz ~ 5.5kHz
Sensitivity : -53dB ±3dB @ 74dB SPL
S/N Ratio : -
Impedance : 4.4 kOhms
Voltage - Rated : 1.3V
Voltage Range : 1.3V ~ 10V
Current - Supply : 50µA
Port Location : Top
Ratings : -
Termination : Solder Pads
Size / Dimension : 0.219" L x 0.157" W (5.56mm x 3.99mm)
Height (Max) : 0.089" (2.26mm)
Shape : Rectangular
0
716 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : EK
Part Status : Active
Type : Electret Condenser
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 100Hz ~ 5.5kHz
Sensitivity : -53dB ±2dB @ 74dB SPL
S/N Ratio : -
Impedance : 4.4 kOhms
Voltage - Rated : 1.3V
Voltage Range : 0.9V ~ 10V
Current - Supply : 50µA
Port Location : Top
Ratings : -
Termination : Solder Pads
Size / Dimension : 0.219" L x 0.157" W (5.56mm x 3.99mm)
Height (Max) : 0.089" (2.26mm)
Shape : Rectangular
0
1922 in stock
Knowles
Manufacturer : Knowles
Packaging : Bulk
Series : EK
Part Status : Active
Type : Electret Condenser
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 100Hz ~ 10kHz
Sensitivity : -53dB ±2dB @ 74dB SPL
S/N Ratio : -
Impedance : 4.4 kOhms
Voltage - Rated : 1.3V
Voltage Range : 0.9V ~ 10V
Current - Supply : 50µA
Port Location : Side
Ratings : -
Termination : Solder Pads
Size / Dimension : 0.219" L x 0.157" W (5.56mm x 3.99mm)
Height (Max) : 0.089" (2.26mm)
Shape : Rectangular
0
370 in stock
Knowles
Manufacturer : Knowles
Series : FB
Part Status : Active
Accessory Type : Windscreen
Material : -
Color : -
For Use With/Related Products : Acoustic Tubing
0
100 in stock
Knowles
Manufacturer : Knowles
Packaging : -
Series : FG
Part Status : Active
Type : Electret Condenser
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 100Hz ~ 10kHz
Sensitivity : -53dB ±3dB @ 74dB SPL
S/N Ratio : -
Impedance : 4.4 kOhms
Voltage - Rated : 1.3V
Voltage Range : 1.3V ~ 3V
Current - Supply : 50µA
Port Location : Top
Ratings : -
Termination : Solder Pads
Size / Dimension : 0.101" Dia (2.57mm)
Height (Max) : 0.101" (2.57mm)
Shape : Circular
0
542 in stock
Knowles
Manufacturer : Knowles
Packaging : -
Series : FG
Part Status : Active
Type : Electret Condenser
Output Type : Analog
Direction : Omnidirectional
Frequency Range : 100Hz ~ 10kHz
Sensitivity : -53dB ±3dB @ 74dB SPL
S/N Ratio : -
Impedance : 4.4 kOhms
Voltage - Rated : 1.3V
Voltage Range : 1.3V ~ 3V
Current - Supply : 50µA
Port Location : Top
Ratings : -
Termination : Wire Leads
Size / Dimension : 0.101" Dia (2.57mm)
Height (Max) : 0.101" (2.57mm)
Shape : Circular
0
1296 in stock
New Original Stock
Competitive Prices
One-stop
Customer Service
