How to design charge pump with PWM mudulation

[incol]

Dear all

I am designing a charge pump with PWM mudulation, are there some papers of this PWM charge pump's structure? thanks a lot.

 

[goldsmith]

Dear all

I am designing a charge pump with PWM mudulation, are there some papers of this PWM charge pump's structure? thanks a lot.

Hi incol
I think perhaps this page can help you :
https://www.maximintegrated.com/app-notes/index.mvp/id/1153
Best Wishes
Goldsmith