SPECIFICATIONS
PARAMETERS
RATED VOLTAGE
OPERATING VOLTAGE RANGE
RATED CURRENT (MAX)
COIL RESISTANCE
MINIMUM SPL @ 10 CM
RESONANT FREQUENCY
OPERATING TEMPERATURE
STORAGE TEMPERATURE
HOUSING MATERIAL
TERMINAL MATERIAL
WEIGHT
VALUES
3.6
2.5 ~ 4.5
90
15 ± 3
87
2,500 ± 500
-30 ~ +70
-40 ~ +85
LCP
Sn PLATED
PHOSPHOR BRONZE
0.45
UNIT
Vp-p
Vp-p
mA
OHM
dBA
Hz
°C
°C
-
-
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.
LTR
-
A
REVISION HISTORY
DESCRIPTION
RELEASED FROM ENGINEERING
REVISED TO INVENTOR 3-D DRAWING TEMPLATE
DATE
5/5/2006
4/29/2010
APPROVED
B.R.
A(5:1)
B
4
1.03
DUMMY
PAD
SOUND
EMISSION
HOLE
0.95
POLARITY
PAD (+)
8.5
1.5
`
0.1 (3)
0.3
`
0.1
8.5
2.8
POLARITY
PAD (-)
DUMMY
PAD
B ( 20 : 1 )
BOTTOM OF
TRANSDUCER
UNLESS OTHERWISE
SPECIFIED:
DIMENSIONS ARE IN
MILLIMETERS,
TOLERANCES
ARE ±0.5 AND
ANGLES ARE ±3°.
PAD
0.1 MAX.
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.
0.1 MAX.
Designed by
Date
Checked by
Date
Approved by
Date
Drawn Date
SIZE
J.D.
5/5/2006
E.P.
5/5/2006
B.R.
5/5/2006
4/30/2010
A3
SMT-0825-S-2-R
Transducer (Electro-Mech)
Edition
Sheet
SMT-0825-S-2-R.idw
-
1/1
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