CMC-2742WBL-25L Datasheet, PDF (1/4 Pages) CUI INC – electret condenser microphone

PART NUMBER: CMC-2742WBL-25L
page 1 of 4
date 06/2008
DESCRIPTION: electret condenser microphone
SPECIFICATIONS
directivity
sensitivity (S)
sensitivity reduction (ΔS-Vs)
operating voltage
output impedance (Zout)
operating frequency (f)
current consumption (IDSS)
signal to noise ratio (S/N)
operating temperature
storage temperature
dimensions
weight
material
terminal
RoHS
dustproof and waterproof level
note:
omnidirectional
-42 ±3 db
f = 1KHz, 1Pa 0dB = 1V/Pa
-3 dB
f = 1KHz, 1Pa Vs = 2.0 ~ 1.5 V dc
2 V dc (standard), 10 V dc (max.)
2.2 KΩ
f = 1KHz, 1Pa
100 ~ 20,000 Hz
0.5 mA max.
Vs = 2.0 V dc RL = 2.2KΩ
57 dBA
f = 1KHz, 1Pa A-weighted
-20 ~ +70° C
-20 ~ +70° C
ø6.0 x 2.7 mm
0.22 g max.
Al
wire type (hand soldering only)
yes
IP57
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
tolerances not shown: ±0.3mm
MAX 4.1
2.7 0.2
6.0 0.2
UL1571, 30AWG
25.0 3.0
(2 PLCS)
2.0 0.5
(2 PLCS)
BLACK
Terminal 2
RED
Terminal 1
20050 SW 112^th Ave. Tualatin, Oregon 97062 phone [phone] fax [phone]