N-Channel MOSFET High-Side Drive:

N-Channel  

MOSFET  

High-Side Drive:

N-Channel 

MOSFET 

High-Side Drive: 

When, Why and How?

http://tahmidmc.blogspot.kr/2013/02/n-channel-mosfet-high-side-drive-when.html

Low-Side MOSFET Drive Circuits and Techniques - 7 Practical Circuits

http://tahmidmc.blogspot.kr/2012/12/low-side-mosfet-drive-circuits-and_23.html

Using the high-low side driver IR2110 - explanation and plenty of example circuits

http://tahmidmc.blogspot.kr/2013/01/using-high-low-side-driver-ir2110-with.html