part no: CPE-267 description: piezo audio transducer phone: 800.275.4899 fax: 503.612.2381 www.cui.com 20050 sw 112th ave. tualatin, or 97062 date: 9/20/2006 unit: mm page no: 1 of 5 specifications resonant frequency 2.8 khz 0.5 operating voltage 6 ~ 14 v dc current consumption 35 ma max. at 12 v dc sound pressure level 85 db min. at 30 cm / 12 v dc rated voltage 12 v dc tone continuous operating temperature -30 ~ +85 c storage temperature -40 ~ +95 c dimensions ?25.0 x h16.0 mm weight 41 g max. material abs ul-94 1/16? hb high heat (black) terminal wire type rohs yes appearance drawing tolerance: 0.5
part no: CPE-267 description: piezo audio transducer phone: 800.275.4899 fax: 503.612.2381 www.cui.com 20050 sw 112th ave. tualatin, or 97062 date: 9/20/2006 unit: mm page no: 2 of 5 voltage: sound pressure level / voltage: current consumption measurement method s.p.l. measuring circuit mic: rion s.p.l. meter uc30 or equivalent s.g.: hewlett packard 3310a function generator or equivalent
part no: CPE-267 description: piezo audio transducer phone: 800.275.4899 fax: 503.612.2381 www.cui.com 20050 sw 112th ave. tualatin, or 97062 date: 9/20/2006 unit: mm page no: 3 of 5 environment test item test condition high temp. test after being placed in a chamber at +95c for 240 hours. low temp. test after being placed in a chamber at -40c for 240 hours. humidity test after being placed in a chamber at +40c and 905% relative humidity for 240 hours. temp. cycle test the part shall be subjected to 5 cycles. one cycle will consist of: evaluation standard the buzzer will be measured after being placed at +25c for 4 hours. the value of the oscillation frequency/current consumption should be 10% compared to the initial measurements. the spl should be within 10db compared to the initial measurements. mechanical characteristics item test condition solderability lead terminals are immersed in rosin for (connector excepted) 5 seconds and then immersed in solder bath of 270 5c for 3 0.5 seconds. lead wire pull strength the pull force should be applied to double lead wire: horizontal 3.0n (0.306kg) for 30 seconds vertical 2.0n (0.204kg) for 30 seconds vibration the buzzer shall be measured after applying a vibration amplitude of 1.5 mm with 10 to 55 hz band of vibration frequency to each of the 3 perpendicular directions for 2 hours. drop test the part will be dropped from a height of 75 cm onto a 40 mm thick wooden board 3 times in 3 axes (x, y, z) for a total of 9 drops. evaluation standard 90% min. stripped wires should be wet with solder. (except the edge of the terminal) no damage or cutting off. the value of oscillation frequency/current consumption should be 10% of the initial measurements. the spl should be within 10db compared with the initial measurement.
part no: CPE-267 description: piezo audio transducer phone: 800.275.4899 fax: 503.612.2381 www.cui.com 20050 sw 112th ave. tualatin, or 97062 date: 9/20/2006 unit: mm page no: 4 of 5 reliability test item test condition operating (life test) 1. continuous life test: the part will be subjected to 48 hours of continuous operation at +70c with rated voltage applied. 2. intermittent life test: a duty cycle of 1 minute on, 1 minute off, a minimum of 5,000 times at room temp (+25 2c) with rated voltage applied. evaluation standard the buzzer will be measured after being placed at +25c for 4 hours. the value of the oscillation frequency/current consumption should be 10% compared to the initial measurements. the spl should be within 13db compared to the initial measurements. test conditions standard test condition a) tempurature: +5 ~ +35c b) humidity: 45 - 85% c) pressure: 860-1060 mbar judgement test condition a) tempurature: +25 2c b) humidity: 60 - 70% c) pressure: 860-1060 mbar
part no: CPE-267 description: piezo audio transducer phone: 800.275.4899 fax: 503.612.2381 www.cui.com 20050 sw 112th ave. tualatin, or 97062 date: 9/20/2006 unit: mm page no: 5 of 5 packaging
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