How to get 12V DC 2A from a source of 50-90 V DC 100A?

[tahirimran0]

helo

i have a sourse of dc 50 volts to 90volts dc 100amps .but i need 12volts dc 2 amps
i have no idea to do this.pls help me with circuit diagrame dc to dc converter
thanks

 

[drming]

Re: PWM

You could try this book:

Fundamentals of Power Electronics
Author: Robert W. Erickson, ..


**broken link removed**

Read Ch9, you would get your answer.

 

[Awarapunshee]

Re: PWM

With a little modification you can use this circuit:

 

[rezamilan]

PWM

you can visit the linke:
**broken link removed**
bye.