The STMicroelectronics high voltage converter, designed for medium power quasi resonant ZVS (Zero Voltage Switching at switch turn-on) flyback converters, capable to provide an output power up to 50 W in wide range. It integrates a complete set of features that provide an extremely flexible and easy to use chip and helps to design a highly efficient offline power supply. The device also offers protection features that considerably increase end-product’s safety and reliability.

Quasi-resonant (QR) flyback controller
650 V E-mode power GaN transistor
Embedded sense FET
Output OVP protection
Brown-in and brown-out protection
Input OVP protection
Embedded thermal shutdown
Frequency jitter for EMI suppression