Date: 9/22/2006 Part No: CEP-1153 Unit: mm Description: piezo audio transducer Page No: 1 of 4 Specifications Operating voltage 30 Vp-p max. Current consumption 7 mA max. at 10 Vp-p, square wave, 4.0 KHz Sound pressure level 82 db min. at 10 cm / 10 Vp-p, square wave, 4.0 KHz Electrostatic capacity 14,000 pF ±30% at 1 KHz / 1 V Operating tempurature -30 ~ +105° C Storage tempurature -40 ~ +105° C Dimensions ø17.0 x H7.6 mm Weight 3.4 g max. Material PBT+15% GF (Black) Terminal Pin type (Au Plating) RoHS yes Appearance Drawing Tolerance: ±0.5 Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/22/2006 Part No: CEP-1153 Unit: mm Description: piezo audio transducer Page No: 2 of 4 Typical Frequency Response Curve Measurement Method S.P.L. Measuring Circuit Input Signal: 10 Vp-p, 4.0 KHz, Square Wave Mic: RION S.P.L. meter UC30 or equivalent S.G.: Hewlett Packard 33120A Function Generator or equivalent Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/22/2006 Part No: CEP-1153 Unit: mm Description: piezo audio transducer Page No: 3 of 4 Mechanical Characteristics Item Test Condition Evaluation Standard Solderability Lead terminals are immersed in rosin for 90% min. of the lead terminals 5 seconds and then immersed in solder bath will be wet with solder. of 270 ±5°C for 3 ±1 seconds. (Except the edge of the terminal) Soldering Heat Resistance Lead terminals are immersed up to 1.5mm from buzzer’s body in solder bath of 300 ±5°C for No interference in operation. 3 ±0.5 seconds or 260 ±5°C for 10 ±1 seconds. Terminal Mechanical Strength For 10 seconds, the force of 9.8N (1.0kg) is No damage or cutting off. applied to each terminal in axial direction. Vibration The buzzer shall be measured after applying The value of oscillation a vibration amplitude of 1.5 mm with 10 to frequency/current consumption 55 Hz band of vibration frequency to each of should be ±10% of the initial the 3 perpendicular directions for 2 hours. measurements. The SPL should Drop Test The part will be dropped from a height of be within ±10dB compared with 75 cm onto a 40 mm thick wooden board 3 the initial measurement. times in 3 axes (X, Y, Z) for a total of 9 drops. Environment Test Item Test Condition Evaluation Standard High temp. test After being placed in a chamber at +105°C for 240 hours. Low temp. test After being placed in a chamber at -40°C for 240 hours. Humidity test After being placed in a chamber at +40°C and 90±5% relative humidity for 240 hours. The buzzer will be measured after Temp. cycle test The part shall be subjected to 5 cycles. One being placed at +25°C for 4 cycle will consist of: hours. The value of the oscillation frequency/current consumption should be ±10% compared to the initial measurements. The SPL should be within ±10dB compared to the initial measurements. Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/22/2006 Part No: CEP-1153 Unit: mm Description: piezo audio transducer Page No: 4 of 4 Reliability Test Item Test Condition Evaluation Standard Operating (Life Test) 1. Continuous life test: The buzzer will be measured after The part will be subjected to 48 hours of being placed at +25°C for 4 continuous operation at +90°C with rated hours. The value of the voltage applied. oscillation frequency/current consumption should be ±10% 2. Intermittent life test: compared to the initial A duty cycle of 1 minute on, 1 minute off, a measurements. The SPL should minimum of 5,000 times at room temp be within ±10dB compared to (+25 ±2°C) with rated voltage applied. the initial measurements. Test Conditions Standard Test Condition a) Tempurature: +5 ~ +35°C b) Humidity: 45 - 85% c) Pressure: 860-1060 mbar Judgement Test Condition a) Tempurature: +25 ±2°C b) Humidity: 60 - 70% c) Pressure: 860-1060 mbar Packaging Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062