transducer (piezo) AT-3237-TF-LW140-R j.d. e.p. r.w. 8/26/2008 - designed by checked by approved by drawn date 1 / 1 edition sheet date 7/31/2006 date 8/9/2006 date 8/9/2006 unless otherwise specified: dimensions are in millimeters, tolerances are 0.5 and angles are 3. AT-3237-TF-LW140-R.idw a3 size revision history ltr description date approved - released from engineering 8/9/2006 a revised capacitance value layout 1/11/2007 d.f. b revised to inventor 3-d drawing template 8/26/2008 b.r. specifications parameters values units rated voltage 12 vp-p operating voltage range 3 ~ 28 vp-p rated current (max) 7ma capacitance 20,000 30% pf minimum spl @ 10 cm 98 dba resonant frequency 3,700 500 hz operating temperature -30 ~ +85 c storage temperature -40 ~ +95 c housing material abs - terminal material lead wire - weight 7.5 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. 38 1 (2) r1.7 (4) 44 140 ` 5 5 ` 2 n 5.9 sound emission hole 4 13.5 32 ? blue (f) red (m) black (g) ul1095 awg #28
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