For more information, please visit the product page. Part No: CEP-2272A Date: 10/2010 Unit: mm Description: piezo audio indicator Page No: 1 of 4 Specifications Resonant frequency Operating voltage Current consumption Sound pressure level Rated Voltage Tone Operating tempurature Storage tempurature Dimensions Weight Material Terminal RoHS 3.5 ± 0.5 KHz 3.0 ~ 20.0 V dc 10 mA max. at 12 V dc 93 db min. at 30 cm / 12 V dc 12 V dc Continuous -30 ~ +85° C -40 ~ +95° C ø31.3 x H16.0 mm See attached drawing 7.0 g max. ABS UL-94 1/16” HB (Black) Pin type (Sn Plating) See attached drawing yes Appearance Drawing Tolerance: ±0.5 Measurement Method S.P.L. Measuring Circuit Mic: RION S.P.L. meter UC 30 or equivalent Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062 For more information, please visit the product page. Mechanical Characteristics Item Solderability 1 Soldering Heat Resistance Terminal Mechanical Strength Vibration Drop Test Notes: Part No: CEP-2272A Date: 10/2010 Description: piezo audio indicator Page No: 2 of 4 Unit: mm Evaluation Standard Test Condition 90% min. of the lead terminals Lead terminals are immersed in rosin for will be wet with solder. (Except 5 seconds and then immersed in solder bath the edge of the terminal) of +270 ±5°C for 3 ±1 seconds. Lead terminals are immersed up to 1.5mm from No interference in operation. buzzer’s body in solder bath of +300±5°C for 3±0.5 seconds or 260±5°C for 10±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 value of oscillation The buzzer will be measured after applying 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. The part will be dropped from a height of 75 cm be within ±10dB compared with the initial measurement. onto a 40 mm thick wooden board 3 times in 3 axis (X, Y, Z) for a total of 9 drops. 1. Not recommended for wave soldering 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 within ±10% compared to the initial measurements. The SPL should be within ±10dB compared to the initial measurements. 20050 SW 112th Ave. Tualatin, OR 97062 For more information, please visit the product page. Date: 10/2010 Part No: CEP-2272A Unit: mm Description: piezo audio indicator Page No: 3 of 4 Wave Solder Profile 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 ±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 For more information, please visit the product page. Part No: CEP-2272A Date: 10/2010 Unit: mm Description: piezo audio indicator Page No: 4 of 4 Packaging Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062