MODEL: GT-1405A PRODUCT: Electro Magnetic Buzzer EDITION: A/2016 THIS SPECIFICATION APPLIES TO THE MAGNETIC BUZZER SPECIFICATION Test condition: TEMP=+25±2 oC Related humidity=65±5% Air pressure:860-1060mbar item unit specification condition rated voltage Vo-p 3.0 Vo-p operating volt Vo-p 2.0~4.0 mean current mA 35 Max coil resistance Ω 40±5 sound output dBA 85 rated frequency Hz 2000 operating temp oC -30 ~ +70 storage temp oC -40 ~ +80 dimension mm φ14.0×H5.0 weight gram 2.0 0V At rated voltage, 2000Hz square wave 1/2 duty At 10 cm(A-weight free air), at rated voltage 2000Hz, square wave, 1/2duty See attached drawing material PPO(Black) terminal Pin type (Plating Au) environmental protection regulation RoHS See attached drawing ENVIRONMENT TEST item test condition evaluation standard high temp. test After being placed in a chamber at +70oC for 96 hours low temp. test After being placed in a chamber at -30oC for 96 hours. After the test the part will meet specifications without any degradation in appearance and performance except SPL. after 4 hours at +25oC. The SPL will be in ±10dBA compared with initial one. thermal shock The part will be subjected to 10 cycles. One cycle shall consist of: +70oC -30oC 30 min 30 min 60 min temp./humidity cycle The part will be subjected to 10 cycles. One cycle shall be 24 hours and consist of: +70oC +25oC a a,b: 90~98%RH c: 80~98%RH b 12±0.5hrs 3hrs c 9hrs 24 hrs PAGE 1/3 MODEL: GT-1405A PRODUCT: Electro Magnetic Buzzer EDITION: A/2016 RELIABILITY TEST item test conditions evaluation standard operating life test ORDINARY TEMPERATURE The part will be subjected to 1000 hours of continuous operation at room temperature (+25±10oC) After the test the part will meet specifications without any degradation in appearance and performance except SPL. after 4 hours at +25oC. The SPL would be in ±10dBA compared with initial one. HIGH TEMPERATURE The part will be subjected to 500 hours of continuous operation at +60oC with 3.0V , 2000Hz applied. LOW TEMPERATURE The part will be subjected to 500 hours of continuous operation at -20oC with 3.0V, 2000Hz applied. TEST CONDITION Standard Test Condition : a)Temperature: +5~+35oC b)Humidity:45~85% c)Pressure: 860~1060mbar MECHANICAL CHARACTERISTICS item test condition evaluation standard solderability Lead terminal are immersed in rosin for 5seconds and then immersed in solder bath of +230±5oC for 3±0.5 second 90% min.lead terminals will be wet with solder No interference in operation soldering heat resistance Lead terminal are immersed in soldering bath of +230±5oC for 3±0.5 second. terminal mechanical strength Apply the terminal with 1 KG of tension for 1 minute No damage and cutting off vibration The part will be subjected to a vibration cycle of 10Hz to 55Hz to 10Hz in a period of 1 minute. Total peak amplitude will be 1.52mm(9.3G). The vibration test will consist of 2 hours per axis in each three axes (X,Y,Z). Total 6 hours. After the test the part will meet specifications without any damage in appearance and performance except SPL. SPL would be in ±10dBA compared with initial one. drop test The part only will be dropped from a height of 75cm onto a 40mm thick wooden board 3 times in 3 axes(X,Y,Z). Total of 9 times. DIMENSION UNITS = MM 14.0 �-� �+� 0.7 Sound Emission Hole 2.6 Tolerance: 0.5 Unit:mm PAGE 2/3 MODEL: GT-1405A MEASUREMENT METHOD� F:PRODUCT: Electro Magnetic Buzzer EDITION: A/2016 F: MEASUREMENT METHOD� MEASUREMENT TEST CIRCUIT +Vcc +Vcc 180 Vp VCE OV 180 Vp VCE OV G: INSPECTION FIXTURE G: INSPECTION FIXTURE INSPECTION FIXTURE BUZZER Sound Level Meter TES1350A BUZZER Sound Level Meter TES1350A 10cm 40cm 100PCS 10cm 40cm pearl wool PACKING Out Box (3PCS pearl wool) (300PCS) 100PCS Carton Box (12PCS Out Box) (3600PCS ) 310mm pearl wool 400 mm Out Box (3PCS pearl wool) (300PCS) mm 440 PAGE 3/3