VIPER22A Offline SMPS Controller IC with Integrated MOSFET – STMicroelectronics

MPN:VIPPER22A

The VIPER22A is a high-voltage offline switch-mode power supply (SMPS) controller IC from STMicroelectronics with an integrated power MOSFET. It is designed for low to medium power AC-DC converters, offering high efficiency, low standby consumption, and reliable protection features.

It is widely used in chargers, adapters, standby power supplies, LED drivers, and compact SMPS designs. Built-in protections such as over-current, over-voltage, and thermal shutdown ensure safe and stable operation.