Control circuit for switching power supply
Control circuit for switching power supply. References, patents and research papers

SMPS in Wikipedia
Powerful basic references to get details  information about Switched-mode power supply.

Power supply encyclopedia
More about Operation principle and circuit system of switching power supply. Contain mechanism of switching power supply explanation.

SMPS Power Supply design, PSpice simulation
Search through huge selection of SMPS Power Supplies design, PSpice simulation, power supply manufacturers.

SMPS Repair Guide Best E-Book