Technical Articles

What is PMBus?

PMBus full name is Power Management Bus is an open standard for digital power management. The physical layer is based on I2C, and PM Bus […]

What is CAN Bus?

A Controller Area Network (CAN Bus) is a bus standard initially developed for vehicle designed to allow multi-master with priority control without a host computer. […]

Where to find MTBF?

MEAN WELL’s MTBF can be found on 1. Use the search function on the website to find the right product2. Fill in the series […]

How to read a derating curve?

In MEAN WELL’s specification you can find 2 derating curves, in below example the 300W open frame power supply: EPP-300

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