Part Number: LM25575-Q1 Hi Expert,
Our customer would like to configurate LM25575-Q1 to inverting buck-boost topology. They would like to know how to deal with Exposed Pad properly. Is it connected to GND internally? Thanks.
BR,
Elec Cheng
Hi Bryan,
I captured the +/-2.5V rails after removing the 78M05 and powering the 5V board ciruitry from external PS. Refer below scope waveforms before and after removing of the 78M05. Looks like it is not the current limit issue. I am curious to understand…
Hi,
I've attached the 2013 User's Guide for power products. Starting on page 53 you will find a selection of PWM controllers. many of these teh frequency can be varied according to external criteria.
As an example if you use a UC3842 it is a simple…
Gary,
Most any of our power controllers with dual output capability will provide the control. See attached document starting at page 50 with the dual output controllers on page 53 and 54 and choose what features you want.
Regards,
John
