Microphone
PNM-2751L-R
J.A.F.
E.P.
B.R.
1/30/2006
-
Designed by
Checked by
Approved by
Drawn Date
1 / 1
Edition Sheet
Date
9/22/2010
Date
1/30/2006
Date
1/30/2006
UNLESS OTHERWISE
SPECIFIED:
DIMENSIONS ARE IN
MILLIMETERS,
TOLERANCES
ARE ±0.5 AND
ANGLES ARE ±3°.
PNM-2751L-R.idw
A3
SIZE
REVISION HISTORY
LTR DESCRIPTION DATE APPROVED
-
RELEASED FROM ENGINEERING 1/30/2006
A ADDED TERMINAL POLARITY 2/1/2007 D.F.
B REVISED ELECTRICAL PARAMETERS 2/4/2010 B.R.
C REVISED TO INVENTOR 3-D DRAWING TEMPLATE 9/22/2010 B.R.
SPECIFICATIONS
PARAMETERS VALUES UNIT
DIRECTIVITY
NOISE
CANCELLING
-
SENSITIVTY -51 ± 4
dB
STANDARD OPERATING VOLTAGE 2 Vdc
MAX OPERATING VOLTAGE 10 Vdc
CURRENT CONSUMPTION (MAX)
0.5 mA
IMPEDANCE 2.2 KOhm
SIGNAL TO NOISE RATIO (MIN.)
55 dB
MAXIMUM SOUND INPUT
110 dB
OPERATING TEMPERATURE -20 ~ +70 °C
STORAGE TEMPERATURE -40 ~ +85 °C
TERMINAL SOLDER PADS
-
INTERNAL CAPACITOR
N/A
pF
THIS DOCUMENT CONTAINS DATA PROPRIETARY TO
PROJECTS UNLIMITED, INC. ANY USE OR
REPRODUCTION, IN ANY FORM, WITHOUT PRIOR
WRITTEN PERMISSION OF PROJECTS UNLIMITED,
INC. IS PROHIBITED.
©2003, Projects Unlimited Inc.
NOTES:
1. ALL DIMENSIONS ARE IN MILLIMETERS.
2. SPECIFICATIONS SUBJECT TO CHANGE OR WITHDRAWL
WITHOUT NOTICE.
3. THIS PART IS RoHS 2002/95/EC COMPLIANT.
6n`0.1
2.7 `0.2
TERM 1 (+)
TERM 2 (-)
