Reference Designs
120VAC Input 5V/250mA Flyback Converter With BJT Switch Reference Design
Texas Instruments
![](http://www.ti.com/diagrams/pmp9235_pmp9235|_industrial|_consumer_electronics|_flyback-_quasi_resonant|_flyback-_non_sync|_top.jpg)
![](https://www.electronicsdatasheets.com/img/manufacturer/ti-hz-2c-pos-rgb-logo.png)
This reference design creates a 5V at 250mA from a 120VAC Input. The UCC28720 primary side controller with a BJT power switch provides a low cost design. It is important to note the outputs are only functionally (not for safety) isolated from the input.
Product Categories
- Power management