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CMR-2747PB-A Folha de dados(PDF) 1 Page - CUI INC

Nome de Peças CMR-2747PB-A
Descrição Electrónicos  electret condenser microphone
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Fabricante Electrônico  CUI [CUI INC]
Página de início  http://www.cui.com
Logo CUI - CUI INC

CMR-2747PB-A Folha de dados(HTML) 1 Page - CUI INC

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DESCRIPTION: electret condenser microphone
1 of 4
06/2008
20050
SW 112th Ave. Tualatin, Oregon 97062
phone
phone 503.612.2300 fax
fax 503.612.2383
PART NUMBER: CMR-2747PB-A
SPECIFICATIONS
directivity
noise-canceling
sensitivity (S)
-47 ±3 db
f = 1KHz, 1Pa 0dB = 1V/Pa
sensitivity reduction (
ΔS-Vs)
-3 dB
f = 1KHz, 1Pa Vs = 2 ~ 1.5 V dc
operating voltage
2 V dc (standard), 10 V dc (max.)
output impedance (Zout)
2.2 K
Ω
f = 1KHz, 1Pa
operating frequency (f)
100 ~ 20,000 Hz
current consumption (IDSS)
0.5 mA max.
Vs = 2 V dc RL = 2.2K
Ω
signal to noise ratio (S/N)
56 dBA
f = 1KHz, 1Pa A-weighted
operating temperature
-20 ~ +70° C
storage temperature
-20 ~ +70° C
dimensions
ø6 x 2.7 mm
weight
0.30 g max.
material
Al
terminal
pin type (hand soldering only)
RoHS
yes
note:
We use the “Pascal (Pa)” indication of sensitivity as per the recomendation of I.E.C. (International
Electrotechnical Commission). The sensitivity of “Pa” will increase 20dB compared to the “ubar”
indication. Example: -60dB (0dB = 1V/ubar) = -40dB (1V/Pa)
APPEARANCE DRAWING
1.0 0.2
(2 PLCS)
terminal 1
terminal 2
1.9 0.2
2.8
(2 PLCS)
2.7 0.2
0.5
0.2
6.0
0.45 0.05
(2 PLCS)
tolerances not shown: ±0.3mm


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