Part No: CEM-1201S Date: 9/06/2006 Unit: mm Description: magnetic buzzer Page No: 1 of 5 Specifications Rated voltage 1.5 Vo-p Operating voltage Mean current 1.0 - 3.0 Vo-p 40 mA max. Coil resistance Sound output 16 ±3 Ω Min. 80 (Typical 88) dBA Rated frequency Operating temperature Storage temperature Dimensions Weight Material Terminal RoHS 2,400 Hz -20 ~ +60° C -30 ~ +70° C ø12.0 x H9.5 mm 1.6 g PBT (Black) Pin type (Au Plating) yes Applying rated voltage, 2400 Hz square wave, ½ duty Distance at 10cm (A-weight free air). Applying rated voltage of 2400 Hz, square wave, 1/2 duty. See attached drawing See attached drawing Frequency Response Curve Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Part No: CEM-1201S Date: 9/06/2006 Unit: mm Description: magnetic buzzer Page No: 2 of 5 Appearance Drawing Tolerance: ±0.5 Measurement Method Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/06/2006 Part No: CEM-1201S Unit: mm Description: magnetic buzzer Page No: 3 of 5 Mechanical Characteristics Item Solderability Soldering Heat Resistance Terminal Mechanical Strength Vibration Drop Test Evaluation Standard Test Condition 90% surface of lead terminals Lead terminals are immersed in rosin for 5 should be wet with solder. seconds and then immersed in solder bath (Except the edge of the terminal) of 270 ±5°C for 3 ±1 seconds. Lead terminals are immersed up to 1.5mm from the buzzer’s body in a solder bath of 260 ±5°C No in interference in operation. for 3 ±1 seconds. Apply force of 9.8 N (1.0 kg) to the terminal for No damage or cutting off. 10 seconds in each axial direction. After the test, the part should The buzzer will be measured after applying a vibration amplitude of 1.5mm with 10 to 55 Hz meet specifications without any damage to the appearance and band of vibration frequency to each of the 3 performance. The SPL should be perpendicular directions for 2 hours. within ±10 dBA when compared The part is to be dropped from a height of to the initial measurement. 75 cm onto a 40 mm thick wooden board 3 times in 3 axis (X, Y, Z) for a total of 9 drops. Environment Test Item High temp. test Low temp. test Thermal shock Temp./Humidity cycle Phone: 800.275.4899 Test Condition The part will be subjected to +70°C for 96 hours. The part will be subjected to -30°C for 96 hours The part will be subjected to 10 cycles. One cycle will consist of: The part shall be subjected to 10 cycles. One cycle will be 24 hours and consist of: Fax: 503.612.2381 www.cui.com Evaluation Standard After the test, the part shall meet specifications without any damage to the appearance except SPL. After 4 hours at +25°C, the SPL should be within ±10 dBA of the initial SPL. 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/06/2006 Part No: CEM-1201S Unit: mm Description: magnetic buzzer Page No: 4 of 5 Reliability Tests Item Operating (Life Test) Test Condition 1. Continuous life test: The part will be subjected to 72 hours at 45°C with 1.5 V, 2400 Hz applied. Evaluation Standard 2. Intermittent life test: A duty cycle of 1 minute on, 1 minute off, a minimum of 10,000 times at room temp. (+25±10°C) with 1.5 V, 2400 Hz applied. After the test, the part shall meet specifications without any damage to the appearance. After 4 hours at +25°C, the SPL should be within ±10 dBA of the initial SPL. Test Conditions Standard Test Condition Judgement Test Condition Phone: 800.275.4899 a) Tempurature: +5 ~ +35°C a) Tempurature: +25±2°C Fax: 503.612.2381 b) Humidity: 45 - 85% b) Humidity: 60 - 70% www.cui.com c) Pressure: 860 - 1060 mbar c) Pressure: 860 - 1060 mbar 20050 SW 112th Ave. Tualatin, OR 97062 Part No: CEM-1201S Date: 9/06/2006 Unit: mm Description: magnetic buzzer Page No: 5 of 5 Packaging Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062