d@nny
Full Member level 5
i have the following schematic for 50hz 12v to 220v dc. i have foud it from internet but not yet tested it. The problem is that how i can adjust pin no.2 the duty cycle by giving feed back from output 220 to obtain pwm? does it only require modification on the pin 2 or whole circuit needs to be changed?
![przetwornica_na_sg3525_i_buz11_680.gif przetwornica_na_sg3525_i_buz11_680.gif](https://www.edaboard.com/data/attachments/8/8117-4a5793e8b282a1eec27be4bbdf643a82.jpg)
![1233950104_503_FT63013_flydriver1.png 1233950104_503_FT63013_flydriver1.png](https://www.edaboard.com/data/attachments/8/8118-baba746763384106ad77de7f2c440204.jpg)
![przetwornica_na_sg3525_i_buz11_680.gif przetwornica_na_sg3525_i_buz11_680.gif](https://www.edaboard.com/data/attachments/8/8117-4a5793e8b282a1eec27be4bbdf643a82.jpg)
![1233950104_503_FT63013_flydriver1.png 1233950104_503_FT63013_flydriver1.png](https://www.edaboard.com/data/attachments/8/8118-baba746763384106ad77de7f2c440204.jpg)