Transducer (Electro-Mech)
SMT-0440-S-R
T.E.S.
C.W.
B.R.
12/18/2014
Designed by Checked by
Approved by
Drawn Date
1 / 1
Edition Sheet
Date
12/18/2014
Date
12/18/2014
Date
12/18/2014
UNLESS OTHERWISE SPECIFIED:
All PURCHASES ARE SUBJECT TO AND
INCORPORATE THE PUI AUDIO TERMS
AND CONDITIONS SALE FOUND AT
http://www.puiaudio.com
/pdf/terms_conditions.pdf
(paper copy available upon request).
DIMENSIONS ARE IN MILLIMETERS,
TOLERANCES ARE 0.5 AND
ANGLES ARE 3.
SMT-0440-S-R.idw
A3
SIZE
REVISION HISTORY
LTR DESCRIPTION DATE APPROVED
-
RELEASED FROM ENGINEERING 12/18/2014
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 2011/65/EU COMPLIANT.
SPECIFICATIONS
PARAMETERS VALUES
UNIT
RATED VOLTAGE
3
Vpk
OPERATING VOLTAGE RANGE 2 ~ 4
Vpk
RATED CURRENT (MAX)
90
mA
COIL RESISTANCE 17 3 OHM
MINIMUM SPL @ 10 CM
70 dBA
RESONANT FREQUENCY
4000 500 Hz
OPERATING TEMPERATURE
-20 ~ +70
C
STORAGE TEMPERATURE -30 ~ +80 C
HOUSING MATERIAL
LCP (BLACK) -
TERMINAL MATERIAL TIN PLATED BRASS
-
WEIGHT
0.1
grams
4
4
2
1.7
1.4
0.5
2
1.1
0.3
1
SOUND HOLE
