Transducer (Electro-Mech)
AT-1220-TT-3-R
R.A.C.
B.R.
R.W.
5/7/2008
-
Designed by
Checked by
Approved by
Drawn Date
1 / 1
Edition Sheet
Date
1/4/2005
Date
1/4/2005
Date
1/4/2005
UNLESS OTHERWISE
SPECIFIED:
DIMENSIONS ARE IN
MILLIMETERS,
TOLERANCES
ARE ±0.5 AND
ANGLES ARE ±3°.
AT-1220-TT-3-R.idw
A3
SIZE
REVISION HISTORY
LTR DESCRIPTION DATE APPROVED
-
RELEASED FROM ENGINEERING
1/04/2005
A CHANGED PART No.
1/06/2005
R.W.
B REMOVED LEAD FREE ADDED RoHS NOTE
8/10/2005
C REVISED TO INVENTOR 3-D DRAWING TEMPLATE
5/07/2008
B.R.
SPECIFICATIONS
PARAMETERS VALUES UNIT
RATED VOLTAGE
1.5 Vdc
OPERATING VOLTAGE RANGE
1 ~ 3 Vdc
RATED CURRENT (MAX)
10 mA
COIL RESISTANCE 50 ± 7.5 OHM
MINIMUM SPL @ 10 CM
73 dBA
RESONANT FREQUENCY
2,048 ± 500
Hz
OPERATING TEMPERATURE
-20 ~ +70
°C
STORAGE TEMPERATURE
-30 ~ +85
°C
HOUSING MATERIAL NORYL
-
TERMINAL MATERIAL Sn PLATED COPPER
-
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.
+
_
n12
n8 SOUND
EMISSION HOLE
2.9 `0.3
5.5
n0.6 (2)
6.5
