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Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 3

Technical content

  • Top-firing electromechanical transducer designed for 2 to 4 Vp-p
  • Tiny 5 x 5mm footprint and 3mm height for thinner devices
  • 78 dBA minimum output (3Vp-p @ 10 cm) and 4 kHz resonant frequency
  • Designed for reflow soldering using a lead-free profile Frequency Response (3 Vp-p @ 0.1 meters)

3541 Stop Eight Road • Dayton, Ohio 45414

Mechanical and Environment Testing Test Description Test Condition High Temperature 85°C (±2°C) with random humidity for 96 hours Low Temperature -40°C (±2°C) with random humidity for 96 hours Humidity 25°C to 60°C with 90% to 95% relative humidity for 12 hours, 10 cycles Vibration 1.53 mm movement modulated at 10-55 Hz in 3 directions for 6 hours Drop Test 120 cm free fall in six directions, 3 cycles Temperature Cycle Test -30°C to 70°C, five 90 minute cycles Tape Dimensions Recommended Reflow Profile SMT-0540-T-2-R 5 x 5mm Transducer Recommended Land Pattern

Transducer (Electro-Mech) SMT-0540-T-2-R Designed by Checked by Approved by Drawn Date Edition Sheet Date 12/6/2004 Date 12/6/2004 Date 12/6/2004 UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS, TOLERANCES ARE ±0.5 AND ANGLES ARE ±3°. SMT-0540-T-2-R.idw SIZE

REVISION HISTORY

LTR DESCRIPTION DATE APPROVED - RELEASED FROM ENGINEERING 12/6/2004 A ADDED TERMINAL MATERIAL PLATING 1/18/2005 R.W. B UPDATED RoHS AND TOLERANCE 5/9/2005 R.W. C UPDATED TERMINAL DIMENSIONS 5/18/2005 B.R. D ADDED REFLOW TEMPERATURE 1/9/2006 B.R. E REVISED REFLOW TEMPERATURE 6/5/2006 B.R. F REVISED TO INVENTOR 3-D DRAWING TEMPLATE 6/4/2010 B.R. G REVISED TERMINAL MATERIAL 5/11/2012 M.L. SPECIFICATIONS PARAMETERS VALUES UNIT RATED VOLTAGE (SQUARE WAVE) 3 Vp-p OPERATING VOLTAGE RANGE 2 ~ 4 Vp-p RATED CURRENT (MAX) 100 mA COIL RESISTANCE 12 ± 2 OHM MINIMUM SPL @ 10 CM 78 dBA RESONANT FREQUENCY 4,000 ± 500 Hz OPERATING TEMPERATURE -30 ~ +70 °C STORAGE TEMPERATURE -40 ~ +85 °C HOUSING MATERIAL LCP - TERMINAL MATERIAL Au PLATED PHOSPHOR BRONZE WEIGHT 0.3 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. SPECIFICATIONS SUBJECT TO CHANGE OR WITHDRAWL WITHOUT NOTICE. 2. ALL DIMENSIONS ARE IN MILLIMETERS. 3. DATE CODE: A. FIRST DIGIT REPRESENTS THE NO. OF THE YEAR. B. LAST DIGIT REPRESENTS THE MONTH. (A-JAN~L-DEC.) 4. THIS PART IS RoHS 2002/95/EC COMPLIANT. 5. REFLOWABLE TO 260°C 0.8 0.7 0.7 (3) 4.2 1.95 0.9 (2) 5.5 MAX. 1.1 0.6 SOUND EMISSION HOLE DUMMY LEAD LEAD (+)LEAD (-)

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