A lot of STM32F429 iDisco boards burn

[Linda]

Posted on February 06, 2016 at 13:20

We are now having a big problem, when we started a mass production last week, a lot of STM32F429 iDisco boards burn.  Our factory is located in Zhong Shan of China. 

[Linda]

Posted on February 06, 2016 at 13:27

Some sample was working fine in other place where is less humid,

brightness of 

screen become dimmer and dimmer and smell badly. After we brought an sample to our lab where is more dry, it work properly. 

[Tesla DeLorean]

Posted on February 06, 2016 at 18:01

This is primarily a user forum, you will need to address your QA concerns directly with your supplier.