DFG-30445-000 Knowles Acoustics, DFG-30445-000 Datasheet - Page 12

• 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

12
SPECIALTY TRANSDUCERS – Booms & Sensors
Booms & Sensors
Knowles' boom microphones are designed for either flexible or rigid configurations and
offer such performance options as noise rejection and high-frequency crossover of near
and far field responses. Lengths and end terminations are customized to meet your
application needs. Marketers of headsets and audio systems often seek Knowles boom
designs. Collaboration with commercial, governmental and industrial designers is
producing new helmet applications for aircraft, military, first responder and high-noise
manufacturing environments.
•
•Flexible and rigid styles
•Boom housing available in plastic and metal
•Customized lengths and end terminations
Part Numbering
Note: All performance curves are typical
Standard and waterproof
Product Description
FB: Flexible Boom
1
Product Description
A: 2.3mm OD Positionable Cable
B: 2.7mm OD Gooseneck (w/shrink tube)
D: 4.2mm OD Gooseneck (w/shrink tube)
E: 5.4mm OD Gooseneck (w/shrink tube)
F: 5.9mm OD Gooseneck (w/shrink tube)
H: 5.0mm OD Gooseneck (w/shrink tube)
M: 1.0mm OD Positionable Tube
V: Value Added
1
Boom Diameter
VWP-F-30109-000
FB-F I -30026-000
1
1
2
2
www.knowles.com
Element Series
2
EK, EA, WP
3
3
2
B: Over Molded
C: Custom Design
F: Plastic Fixed Housing
H: ESD Shielded Plastic
I: BJ Housing
M: NR/WP Waterproof Housing
O: Original Housing
U: FG/DFG Micro Housing
W: Plastic Housing w/ Sinter Disc
Housing Series
4
4
Head Series
3
3
Knowles Internal
Reference Only
Model #
4
Knowles Internal
Reference Only
Model #
4