Author Topic: is it possible? controlling MC34063 digitally? (Read 1416 times)

ali6x944 · « **on:** February 07, 2016, 06:19:24 pm »

is it possible to control the MC34063 digitally with out losing efficiency?

Jeroen3 · « **Reply #1 on:** February 07, 2016, 06:31:53 pm »

You can use a digital pot in the sense divider feedback. Or inject current into the divider using a dac and an opamp.

T3sl4co1l · « **Reply #2 on:** February 08, 2016, 06:39:37 am »

If you have any kind of digital control, you can literally do better by using it directly as PWM.

MC34063 sucks that much.

Tim

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