Part No: CEM-1212C Date: 9/08/2006 Unit: mm Description: magnetic buzzer Page No: 1 of 5 Specifications Rated voltage Operating voltage Current consumption Sound pressure level Resonant frequency Operating temperature Storage temperature Dimensions Weight Material Terminal RoHS 12.0 V dc 8.0 ~ 16.0 V dc 35 mA max. 85 db min. (94 db typ.) 2300 Hz ± 300 -20 ~ +60° C -30 ~ +70° C ø12 x H9.5 mm 1.6 g PPO (Black) Pin type (Au Plating) yes at 10 cm (A-weight free air) Appearance Drawing Tolerance: ±0.5 Phone: 800.275.4899 Fax: 503.372.1266 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Part No: CEM-1212C Date: 9/08/2006 Unit: mm Description: magnetic buzzer Page No: 2 of 5 Voltage: Sound Pressure Level / Voltage: Current Consumption Measurement Method Phone: 800.275.4899 Fax: 503.372.1266 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/08/2006 Part No: CEM-1212C 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% min. of the lead terminals Lead terminals are immersed in rosin for will be wet with solder. 5 seconds and then immersed in solder bath (Except the edge of the terminal.) of 270 ±5°C for 3 ±1 seconds. No interference in operation. Lead terminals are immersed solder bath of 260 ±5°C for 3 ±1 seconds. No damage or cutting off. For 10 seconds, the force of 9.8N (1.0kg) is applied to each terminal in axial direction. The buzzer should be measured after applying After the test, the part should a vibration amplitude of 1.5mm with 10 to 55 Hz meet specifications without any damage in appearance or 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 should be dropped from a height of to the initial measurement. 75 cm onto a 40 mm thick wooden board 3 times in 3 axes (X, Y, Z) for a total of 9 drops. Environment Test Item High temp. test Low temp. test Thermal Shock Evaluation Standard Test Condition After being placed in a chamber at +70°C for 96 hours. After being placed in a chamber at -30°C for 96 hours. The part should be subjected to 10 cycles. One cycle will consist of: After the test, the part should meet specifications without any damage in appearance or performance. The SPL should be within ±10 dBA when compared to the initial measurement. Temp./Humidity cycle test Phone: 800.275.4899 The part shall be subjected to 10 cycles. One cycle will be 24 hours and consist of: Fax: 503.372.1266 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/08/2006 Part No: CEM-1212C 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 12 V dc 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±10°C) with 12 V dc applied. Evaluation Standard After the test, the part should meet specifications without any damage in appearance or performance. After 4 hours at +25°C, the SPL should be within ±10 dBA when compared to the initial measurement. Test Conditions Standard Test Condition Judgement Test Condition Phone: 800.275.4899 a) Tempurature: +5 ~ +35°C a) Tempurature: +25 ±2°C Fax: 503.372.1266 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-1212C Date: 9/08/2006 Unit: mm Description: magnetic buzzer Page No: 5 of 5 Packaging Phone: 800.275.4899 Fax: 503.372.1266 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062