• Product Name
  • Product Keyword
  • Product Model
  • Product Summary
  • Product Description
  • Multi Field Search
You are here: Home / News / Company News / Reliability Test of Keliking SMD Buzzer

Reliability Test of Keliking SMD Buzzer

Views:4     Author:Site Editor     Publish Time: 2017-11-21      Origin:Site

Reliability Test of Keliking SMD Buzzer


No.
ItemTest ConditionEvaluation Standard
1Operating life test
  1. Ordinary temperature

    The part shall be subjected to 100 ho-urs at room temperature with 3.0V.4000Hz applied.


 2. High temperature

    The part shall be subjected to 50 hou-rs at +55℃ with 3.0V.4000Hz applied.


 3. Low temperature

    The part shall be subjected to 50 hou-rs at -30℃ with 3.0V.4000Hz applied.

    

After the test the part shall meet specifications without any degradation in appearance and performance except.SPL after 4 hours at +25℃.The SPL should be in +10dBA compared with initial one.


Contact us

Quick link

Call us

Changzhou Keliking Electronics Co., Ltd.
Contact:Mr. Yao
Mobile:13656128000
Tel:86 +519-88671999-801
Fax:86 +519-88671999-808
Add:1-1301 Hang Seng Science Park, Tianning District, Changzhou, Jiangsu, China

Copyright  Changzhou Keliking Electronics Co., LTD. All rights reserved.