Phone: 800.275.4899 Fax: 503.612.2381 www.cui.com 20050 SW 112th Ave. Tualatin, OR 97062
Part No: CSQ-706BS
Description: magnetic buzzer
Date: 10/04/2006
Unit: mm
Page No: 4 of 5
Reliability Test
Item Test Condition
Operating (Life Test) 1. Ordinary temperature:
The part will be subjected to 1000 hours at
room temperature (+25±10°C) with 3.0 V,
2000 Hz applied.
2. High temperature:
The part will be subjected to 500 hours at
+60°C with 3.0 V, 2000 Hz applied.
3. Low temperature:
The part will be subjected to 500 hours at
-20°C with 3.0 V, 2000 Hz applied.
Evaluation Standard
After the test, the part shall meet
specifications without any
damage to the appearance or
performance. After 4 hours at
+25°C, the SPL should be
77 dBA or more.
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
Environment Test
Item Test Condition
High temp. test The part will be subjected to +70°C for
96 hours.
Low temp. test The part will be subjected to -30°C for
96 hours
Thermal shock The part will be subjected to 10 cycles. One
cycle will consist of:
Temp./Humidity cycle The part should be subjected to 10 cycles. One
cycle will last for 24 hours and consist of:
Evaluation Standard
The buzzer will be measured after
being placed at +25°C for 4
hours. There should be no
degredation to the appearance or
performance. The SPL should
be 77dBA or more
