Date: 9/25/2006 Part No: CEP-1126 Unit: mm Description: piezo audio transducer Page No: 1 of 5 Specifications Operating voltage Current consumption Sound pressure level Electrostatic capacitance Operating temperature Storage temperature Dimensions Weight Material Terminal RoHS 30 Vp-p max. 10 mA max. 92 db min. 18,000 pF ±30% -30 ~ +85° C -40 ~ +95° C ø29.5 x H5.2 mm 5.6 g max. ABS UL-94 1/16” HB High Wire type yes at 10 Vp-p, square wave, 2.8 KHz at 10 cm / 10 Vp-p, square wave, 2.8 KHz at 1 KHz / 1 V Heat (Black) Appearance Drawing Tolerance: ±0.5 Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/25/2006 Part No: CEP-1126 Unit: mm Description: piezo audio transducer Page No: 2 of 5 Typical Frequency Response Curve Measurement Method S.P.L. Measuring Circuit Input Signal: 10 V p-p, 2.8 KHz, Square Wave Mic: RION UC 30 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: 9/25/2006 Part No: CEP-1126 Unit: mm Description: piezo audio transducer Page No: 3 of 5 Mechanical Characteristics Item Solderability 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 ±0.5 seconds. The pull force should be applied to the double No damage or cutting off. lead wire: Horizontal 3.0N (0.306kg) for 30 seconds Vertical 2.0N (0.204kg) for 30 seconds The buzzer should be measured after applying The value of oscillation frequency/current consumption a vibration amplitude of 1.5 mm with 10 to should be ±10% of the initial 55 Hz band of vibration frequency to each of measurements. The SPL should the 3 perpendicular directions for 2 hours. be within ±10dB compared with The part will be dropped from a height of 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 Humidity test Temp. cycle test Phone: 800.275.4899 Test Condition After being placed in a chamber at +95°C for 240 hours. After being placed in a chamber at -40°C for 240 hours. After being placed in a chamber at +40°C and 90±5% relative humidity for 240 hours. The part shall be subjected to 5 cycles. One cycle will consist of: Fax: 503.612.2381 www.cui.com Evaluation Standard The buzzer will be measured after being placed at +25°C for 4 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. 20050 SW 112th Ave. Tualatin, OR 97062 Date: 9/25/2006 Part No: CEP-1126 Unit: mm Description: piezo audio transducer Page No: 4 of 5 Reliability Test Item Operating (Life Test) Test Condition 1. Continuous life test: The part will be subjected to 48 hours of continuous operation at +70°C with rated voltage applied. 2. Intermittent life test: A duty cycle of 1 minute on, 1 minute off, a minimum of 5,000 times at room temp (+25 ±2°C) with rated voltage applied. Evaluation Standard The buzzer will be measured after being placed at +25°C for 4 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. 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 Date: 9/25/2006 Part No: CEP-1126 Unit: mm Description: piezo audio transducer Page No: 5 of 5 Packaging Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062