Richtek Flyback PWM controller provides the innovative SmartJitterTM technology, which effectively reduces EMI emissions when SMPS in green mode, and simultaneously eliminates jittering ripples at output. In additions, our new products are all featured with Continuous Conduction Mode(CCM) and Valley Switching multi-mode control to optimize the performance under various load condition.

With comprehensive Array of Safety features help system simplification, Richtek can help reduce external components and improves the reliability of SMPS. In the revolution of SMSP facing stringent trend toward high cost-effective performance, Richtek controllers are your best choice.

Product Line

The following is a list of products released in the last

Part NumberDescriptionShareDatasheetFree Sample
RT7738SmartJitterTM Multi-Mode Flyback Controller Not available
R7779Burst Triple Mode PWM Controller with Integrated HV Start-up Device for Zero Power Monitor Application Not available
RT7738HCSmartJitterTM Multi-Mode Flyback Controller Not available
Technical Documents
TitleLast UpdateShareDownload
Feedback Control Design of Off-line Flyback Converter2017/09/22
Single-Stage High Power Factor Flyback for LED Lighting2016/06/21