![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg8KpNLVIMI4CP5N-go2T4Y-Sd22a7DcLalX_ovMYsZeJQQnGw4DllaLdwVQ-6OwtEU-8hZi_b_7nLToc1Qbq6ah2-Z2YmPWd2qU_FsQTSh1rxuVSH5rAbjTFGHlerDiYl7EWC8L5kJAZQ/s320/5V+1A+Switching+regulator+by+IC+LM2575.gif)
Source : http://www.interq.or.jp/japan/se-inoue/e_ckt22.htm
Data sheet for LM2575
SIMPLE SWITCHER 1A Step-Down Voltage Regulator
http://www.national.com/pf/LM/LM2575.html
Source : http://www.interq.or.jp/japan/se-inoue/e_ckt22.htm
Data sheet for LM2575
SIMPLE SWITCHER 1A Step-Down Voltage Regulator
http://www.national.com/pf/LM/LM2575.html