DFG-30445-000 Knowles Acoustics, DFG-30445-000 Datasheet - Page 6

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

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

6
MICROPHONES – MEMS
Thin Mini Package
Zero Height Mic
•
•
•
•
Note: All performance curves are typical
Zero Height Mic
Minimizes distance between PCB and mobile device housing
Ideal for microphone placement on reverse side of PCB, while maintaining acoustic port on top side of mobile device, for clamshell phone designs
Enables the thinnest, highest density product designs
Model
SPM0404HD5H
SPM0406HE3H
SPM0407HE3H
SPM0408HD5H
SPM0404HE5H
SPM0405HD4H
SPM0408HE5H
SPM0410HR5H
Model
SPM0404LE5H
SPM0408LE5H
SPM0410LR5H
SPU0409LE5H
SPU0410LR5H
SPK0413LM4H
™
SiSonic shrinks product thickness by up to 30%
Switchable Gain
Description
Description
Differential
Unity Gain
Unity Gain
Unity Gain
™
Unity Gain
Unity Gain
Unity Gain
Unity Gain
Amplified
Amplified
Amplified
Digital
Digital
SiSonic
•
•
•
Thin Mini SiSonic with a footprint less than 18mm
manufacturing costs and brings greater design flexibility
Rugged, solid-state design process for stable acoustic
performance under extreme conditions such as temperature,
shock and vibration
Digital - Pulse Density Modulation (PDM) device available,
which has an integrated sleep mode and is compatible with
stereo input applications
Directivity
Directivity
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
Omni
STANDARD MOUNT
Zero Height Mic
Supply Voltage
Supply Voltage
(min-max)
(min-max)
1.5 to 3.6v
1.5 to 5.5v
1.5 to 5.5v
1.5 to 3.6v
1.5 to 3.6v
1.6 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
1.5 to 3.6v
1.5 to 3.6v
1.6 to 3.6v
www.knowles.com
™
RF Immunity
RF Immunity
2
Enhanced
Enhanced
Enhanced
Enhanced
Enhanced
Enhanced
Enhanced
Enhanced
reduces
Standard
Standard
Standard
Max-RF
Max-RF
Max-RF
Digital
Digital
Sensitivity @1kHz
Sensitivity @1kHz
-26.0 (dBFS/1Pa)
-26.0 (dBFS/1Pa)
(dB re1V/1Pa)
(dB re1V/1Pa)
-42.0
-22.0
-22.0
-22.0
-42.0
-22.0
-42.0
-38.0
-18.0
-38.0
-38.0
-38.0
-10
-15
-20
-10
-15
-20
20
15
10
20
15
10
-5
-5
5
0
5
0
100
100
2
2
3
3
4 5 6 7 8 9
4 5 6 7 8 9
Maximum Load
Maximum Load
Impedance
Impedance
FREQUENCY (Hz)
FREQUENCY (Hz)
(Ohms)
(Ohms)
Output
Output
100pf
100pf
<100
<500
<300
<100
<200
<200
<400
<200
<200
<400
<200
<400
1k
1k
2
2
3
3
4 5 6 7 8 9
4 5 6 7 8 9
Drain (mA)
Drain (mA)
Maximum
Maximum
Current
Current
<0.25
<0.50
<0.37
<0.35
<0.25
<0.60
<0.35
<0.25
<0.25
<0.35
<0.25
<0.25
<0.25
<0.65
10k
10k