rev. page date description: magnetic buzzer 1 of 5 04/2008 20050 sw 112 th ave. tualatin, oregon 97062 p h o n e phone 503.612.2300 f a x fax 503.612.2383 part number: CT-1205C specifications resonant frequency 2400 300 hz rated voltage 5.0 v dc operating voltage 4.0 ~ 7.0 v dc current consumption 30 ma max. sound pressure level 90 db min. (94 typ.) at 10 cm (a-weight free air) / 5 v dc operating temperature -30 ~ +70 c storage temperature -40 ~ +85 c dimensions l12.8 x w12.8 x h10.0 mm weight 2 g max. material pps (s-206) terminal smd type (sn plating) rohs yes appearance drawing tolerance: 0.5 CT-1205C 01 02 05---2005 06---2006 g 4705
rev. page date description: magnetic buzzer 2 of 5 04/2008 20050 sw 112 th ave. tualatin, oregon 97062 p h o n e phone 503.612.2300 f a x fax 503.612.2383 part number: CT-1205C measurement method +v dc mechanical characteristics item test condition solderability lead terminals are immersed in rosin for 5 seconds and then immersed in solder bath of 270 5c for 3 1 seconds. soldering heat resistance the buzzer follows the reflow temperature curve to test its reflow thermo stability. terminal mechanical strength lead pads will be soldered onto the pcb, the force of 9.8n (1.0kg) is applied behind the part for 10 seconds. vibration the buzzer will 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 95% of the lead pad surfaces must be covered with fresh solder (except the edge of the terminal). no interference in operation. no damage or cutting off. after the test, the part will meet specifications without any damage to its appearance. the spl should be within 10db compared with the initial measurement. | voltage-sound pressure level voltage-current consumption
rev. page date description: magnetic buzzer 3 of 5 04/2008 20050 sw 112 th ave. tualatin, oregon 97062 p h o n e phone 503.612.2300 f a x fax 503.612.2383 part number: CT-1205C environment test item test condition high temp. test after being placed in a chamber at +85c for 96 hours. low temp. test after being placed in a chamber at -40c for 96 hours. thermal shock the part will be subjected to 10 cycles. one cycle will consist of: temp. cycle test the part will be subjected to 10 cycles. one cycle will consist of: evaluation standard after the test, the part will meet specifications without any damage to its appearance and performance. after 4 hours at 25c, the spl should be within 10db compared with the initial measurement. reliability test item test condition operating (life test) 1. continuous life test: the part will be subjected to 72 hours of continuous operation at +55c with rated voltage applied. 2. intermittent life test: a duty cycle of 1 minute on, 1 minute off, a minimum of 10,000 times at room temp (+25 10c) with rated voltage applied. evaluation standard after the test, the part will meet specifications without any damage to its appearance and performance. after 4 hours at 25c, the spl should be within 10db compared with the initial measurement. . +85c a,b : 90~98%rh c : 80~98%rh a b +25c 3hrs 120.5hrs 3hrs c 24hours +85c -40c 30 min. 30 min. 60 min. test conditions standard test condition a) temperature: +5 ~ +35c b) humidity: 45 - 85% c) pressure: 860-1060 mbar judgement test condition a) temperature: +25 2c b) humidity: 60 - 70% c) pressure: 860-1060 mbar
rev. page date description: magnetic buzzer 4 of 5 04/2008 20050 sw 112 th ave. tualatin, oregon 97062 p h o n e phone 503.612.2300 f a x fax 503.612.2383 part number: CT-1205C recommended temperature profile for reflow oven time [se c] peak te mp 21 7c 2 60c 60~18 0sec 60 ~150 sec smt reflow temperature profile (pb_free) 25 5c 20~40 sec 150c 2 c 00c recommended land pattern land pattern
rev. page date description: magnetic buzzer 5 of 5 04/2008 20050 sw 112 th ave. tualatin, oregon 97062 p h o n e phone 503.612.2300 f a x fax 503.612.2383 part number: CT-1205C packaging 1. CT-1205C 1x320pcs=320pcs 5x320pcs =1,600pcs carton box inner box 350mm x 175mm x355mm 340mm x 340mm x40mm inner box (1layer reel) carton box (5 inner box) 1 reel : 320pcs a 2. rohs compliant
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