Part No: CEM-1201(50) Date: 8/11/2006 Unit: mm Description: magnetic buzzer Page No: 1 of 5 Specifications Rated voltage 1.5 Vo-p Operating voltage Mean current 1.0 - 2.0 Vo-p 20 mA max. Coil resistance Sound output 50 ±7.5 Ω Min. 80 (Typical 87) dBA Rated frequency Operating temperature Storage temperature Dimensions Weight Material Terminal RoHS 2,048 Hz -20 ~ +60° C -30 ~ +70° C ø12.0 x H8.5 mm 1.4 g PPO (Black) Pin type (AU Plating) yes Applying rated voltage, 2048 Hz square wave, ½ duty Distance at 10cm (A-weight free air). Applying rated voltage of 2048 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-1201(50) Date: 8/11/2006 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: 8/11/2006 Part No: CEM-1201(50) 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 No in interference in operation. the buzzer’s body in solder bath of 260 ±5°C for No damage or cutting off. 3 ±1 seconds. Apply force of 9.8 N (1.0 kg) in each axial direction for 10 seconds. After the test, the part should The buzzer will be measured after applying a vibration amplitude of 1.52 mm (9.3G) with 10 meet specifications without any to 55 Hz band of vibration frequency to each of damage to the appearance and the SPL should be within ±10dBA the 3 perpendicular directions for 2 hours. when compared to the initial SPL. The part is to be dropped from a height of 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 consist of: Fax: 503.612.2381 www.cui.com Evaluation Standard After the test, the part should meet specifications without any damage to the appearance and the SPL should be within ±10dBA when compared to the initial SPL. 20050 SW 112th Ave. Tualatin, OR 97062 Date: 8/11/2006 Part No: CEM-1201(50) Unit: mm Description: magnetic buzzer Page No: 4 of 5 Mechanical Characteristics 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, 2048 Hz applied. Evaluation Standard 2. Intermittent life test: A dut cycle of 1 minute on, 1 minute off, a minimum of 10,000 times at room temperature (25 ±10°C) with 1.5 V, 2048 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-1201(50) Date: 8/11/2006 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