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