RT9228 is Advanced PWM and Dual Fixed Linear Power Controller manufactured by Richtek.
| Part Number | Description |
|---|---|
| RT9221 | Programmable Synchronous PWM Buck Converter |
| RT9222 | Programmable Synchronous PWM Buck Converter |
| RT9226 | PWM Step-down DC/DC Converter Controller |
| RT9226B | Synchronous PWM Step-Down DC/DC Converter Controller |
| RT9227A | Advanced PWM and Dual Fixed Linear Power Controller |
The RT9228 is a 3-in-one power controller optimized for high-performance microprocessor and puter applications. The IC integrates a synchronous buck PWM controller, a linear regulator, and a linear controller as well as monitoring and protection functions into a 24-pin SOP package. The PWM controller regulates the microprocessor core voltage.
