Data Sheet

ManualsBrandsSparkfun Electronics ManualsAudio Synthesis12mm Piezo Speaker - PC Mount

Part No: CEM-1203(42)

Description: magnetic buzzer

Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062

Date: 8/11/2006

Unit: mm

Page No: 1 of 5

Specifications

Rated voltage 3.5 Vo-p

Operating voltage 3.0 - 5.0 Vo-p

Mean current 35 mA max. Applying rated voltage, 2048 Hz

square wave, ½ duty

Coil resistance 42 ±6.3 Ω

Sound output Min. 85 (Typical 95) dBA Distance at 10cm (A-weight free air).

Applying rated voltage of 2048 Hz, square

wave, 1/2 duty.

Rated frequency 2,048 Hz

Operating temperature -20 ~ +60° C

Storage temperature -30 ~ +70° C

Dimensions ø12.0 x H8.5 mm See attached drawing

Weight 1.4 g

Material PPO (Black)

Terminal Pin type (AU Plating) See attached drawing

RoHS yes

Frequency Response Curve

Summary of content (5 pages)

PAGE 1
Part No: CEM-1203(42) Date: 8/11/2006 Unit: mm Description: magnetic buzzer Page No: 1 of 5 Specifications Rated voltage 3.5 Vo-p Operating voltage Mean current 3.0 - 5.0 Vo-p 35 mA max. Coil resistance Sound output 42 ±6.3 Ω Min. 85 (Typical 95) 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.
PAGE 2
Part No: CEM-1203(42) 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.
PAGE 3
Mechanical Characteristics Item Solderability 1 Soldering Heat Resistance Terminal Mechanical Strength Vibration Drop Test Notes: Part No: CEM-1203(42) Date: 8/11/2006 Description: magnetic buzzer Page No: 3 of 5 Unit: mm Evaluation Standard Test Condition 90% min. 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.
PAGE 4
Date: 8/11/2006 Part No: CEM-1203(42) Unit: mm Description: magnetic buzzer Page No: 4 of 5 Reliability Tests Item Operating (Life Test) Test Condition 1. Continous life test: The part will be subjected to 72 hours at 45°C with 3.5 V, 2048 Hz applied. Evaluation Standard 2. Intermittent life test: A duty cycle of 1 minute on, 1 mintue off, a minimum of 10,000 times at room temp. (25±10°C) with 3.5 V, 2048 Hz applied.
PAGE 5
Part No: CEM-1203(42) 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.