DFG-30445-000 Knowles Acoustics, DFG-30445-000 Datasheet - Page 5

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DFG-30445-000

Manufacturer Part Number
DFG-30445-000
Description
MIC SUPER CARTOID UNI DIRECT FG
Manufacturer
Knowles Acoustics
Series
DFGr
Type
Electret Condenserr
Datasheets

Specifications of DFG-30445-000

Sensitivity
-69dB ±4dB
Voltage - Rated
1.3V
Current
50µA
Size / Dimension
Circular - 2.56mm Dia x 2.69mm H
S/n Ratio
-
Filter Type
13pF
Impedance
1.7K Ohm
Frequency
100Hz ~ 5kHz
Termination
Solder Pads
Direction
Unidirectional
Port Location
Bottom and Top
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
423-1150
Ultrasonic Acoustic Sensor
Derived from our industry-leading MEMS silicon surface mount microphone technology,
our new ultrasonic sensor designs function on a high frequency band. Sensor designs
are possible across a wide spectrum of applications requiring highly miniaturized
solutions for sensing and actuation/signaling.
Ultra Mini Package
Slim-Ultra Mini Package
Note: All performance curves are typical
Model
SPM0404UD5
Model
SPUL409HE5H
SPU0409HD5H
SPU0410HR5H
SPU0414HR5H
Model
SPQ0410HE5H
Description
Description
Description
Unity Gain
Unity Gain
Unity Gain
Unity Gain
Unity Gain
Amplified
High frequency functionality
Wide range of applications
Micro-sized sensing and actuation
and built in amplifier
24% reduction of footprint (8.4mm
the Ultra-Mini Package
Designs available with/without RF Filtering
Ideal for miniature consumer electronics
New Ultra Mini with footprint of 11mm
Flexible designs available with/without RF filtering
Ideal for miniature consumer electronics
Directivity
Directivity
Directivity
Omni
Omni
Omni
Omni
Omni
Omni
Supply Voltage Sensitivity @1kHz
Supply Voltage
Supply Voltage
(min-max)
(min-max)
(min-max)
1.5 to 3.6v
1.5 to 3.6v
1.5 to 3.6v
1.5 to 3.6v
1.5 to 3.6v
1.5 to 3.6v
www.knowles.com
2
) from
RF Immunity
RF Immunity
2
(dB re1V/1Pa)
Enhanced
Enhanced
Standard
Max-RF
Max-RF
-42.0
Sensitivity @1kHz
Sensitivity @1kHz
(dB re1V/1Pa)
(dB re1V/1Pa)
Impedance
(Ohms)
-42.0
-42.0
-42.0
-22.0
-42.0
Output
<100
MICROPHONES – MEMS
-10
-15
-20
-10
-15
-20
-10
-15
-20
20
15
10
20
15
10
-5
20
15
10
-5
-5
5
0
5
0
5
0
1k
100
100
Impedance
Impedance
2
Drain (mA)
2
2
Maximum
Current
(Ohms)
(Ohms)
Output
Output
<0.25
<300
<100
<400
<400
<400
3
3
3
4 5 6 7 8 9
4 5 6 7 8 9
4 5 6 7 8 9
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
1k
1k
Drain (mA)
Drain (mA)
Maximum
Maximum
2
2
2
Current
Current
<0.25
<0.25
<0.25
<0.35
<0.25
3
3
3
4 5 6 7 8 9
4 5 6 7 8 9
4 5 6 7 8 9
10k
10k
100k
5

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