Single Switch Flyback Circuit Converts + 5 VDC to +/- 12 VDC for RS-232 and RS-422 Applications
Projekt referencyjny przez: Texas Instruments
![Single Switch Flyback Circuit Converts + 5 VDC to +/- 12 VDC for RS-232 and RS-422 Applications](/_next/image?url=https%3A%2F%2Fdownload.datasheets.com%2Fpdfs%2F2012%2F1%2F14%2F23%2F45%2F54%2F125%2Ftxn_%2Fmanual%2Fslua046_fig.1.jpg&w=1920&q=75)
Developing bipolar 12 volt supplies from a single +5 volt input can be accomplished using a number of conventional approaches. A boost converter is the most logical for the +12 volt output, however it cannot be used in some Interface circuit applications