Transducer (Piezo)
AT-2720-TT-R
J.A.F.
E.P.
B.R.
8/14/2008
-
Designed by
Checked by
Approved by
Drawn Date
1 / 1
Edition Sheet
Date
12/30/2005
Date
1/3/2006
Date
1/3/2005
UNLESS OTHERWISE
SPECIFIED:
DIMENSIONS ARE IN
MILLIMETERS,
TOLERANCES
ARE ±0.5 AND
ANGLES ARE ±3°.
AT-2720-TT-R.idw
A3
SIZE
REVISION HISTORY
LTR DESCRIPTION DATE APPROVED
-
RELEASED FROM ENGINEERING 1/3/2006
A REVISED TERMINAL LENGTH 2/13/2006 R.W.
B REVISED TO INVENTOR 3-D DRAWING TEMPLATE 8/14/2008 B.R.
SPECIFICATIONS
PARAMETERS VALUES UNITS
RATED VOLTAGE
10
Vp-p
OPERATING VOLTAGE RANGE
1 ~ 30
Vp-p
RATED CURRENT (MAX)
3.5 mA
CAPACITANCE
20,000 ± 30%
pF
MINIMUM SPL @ 10 CM
88 dBA
RESONANT FREQUENCY
2,048 ± 500
Hz
OPERATING TEMPERATURE
-20 ~ +60
°C
STORAGE TEMPERATURE
-30 ~ +70
°C
HOUSING MATERIAL ABS
-
TERMINAL MATERIAL
Sn PLATED
PHOSPHOR BRONZE
-
WEIGHT
2
grams
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.
26.5
75°
n23
n4 SOUND
EMISSION HOLE
22.5
1 `0.2
93
8
