Multi-step Charging Question

Thread Starter

wwchieh

Joined Apr 25, 2009
14
Hi, anyone how the switching on the right picture works? The paper mentions that the capacitors will converge to appropriately 1/3 and 2/3 after multiple DAC operation.



Thank you.
 

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Thread Starter

wwchieh

Joined Apr 25, 2009
14
I want to know how can we do the switching of the voltage source Vb, Cbig1, Cbig2 and ground so that I can get the voltage at Cbig1 and Cbig2 to approach 2/3Vb and 1/3Vb.

By having that voltages at Cbig1 and Cbig2, we can do multi-step charging to save energy.
 
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