Inrush current limiter – the solution?

In the last posting, relating to the design of an isolated power supply - Designing an isolation power supply - an inrush current limiter was identified to solve a problem... (There most definitely was! The 2 A slow blow fuses didn't stand a chance with the 300 VA toroidal transformer having a primary winding DC resistance of [...]

By | 2018-05-07T22:07:31+00:00 Thursday, 24 July 2014|Tech Note|0 Comments

Isolated power supply design – some considerations…

One piece of equipment that the lab has been lacking is an isolated power supply. Such a supply is useful for testing circuits/devices such that they're "isolated", as the name of course suggests. A good overview of why one might do / needs to do this is provided on Dave Jones' EEVBlog: EEVblog #279 – How [...]

By | 2018-05-08T20:35:39+00:00 Wednesday, 23 July 2014|Tech Note|0 Comments