Technical FAQs

Ask a Question

What is the Power supply filtering time for BMXCPS4002 and BMXCPS4022.

The Power Supply Filtering Time of BMXCPS4002 and BMXCPS4022 is ≤ 10 ms. 

In case Micro-Power Outage: 

Duration <=1/2 period and Repetition >= 1s 

The power cut interval time should be larger than 1s 

Each power loss time <=1/2 period 

Both condition should be fulfilled. 


If the duration of the outage is shorter than the power supply filtering time, it has no effect on the program which continues to run normally. 
If the duration of the outage is longer than the power supply filtering time, the program is interrupted and power restoration processing is activated. The CPU then restarts in warm restart or cold start.
Was this helpful?
What can we do to improve the information ?