VIPER22ADIP-E

The VIPER22ADIP-E from STMicroelectronics is a fixed frequency off-line converter in an 8-DIP package. It is a low-power, integrated power management solution that is ideal for a wide range of applications, including battery chargers, adapters, and standby power supplies.

Key Features:

• Fixed frequency off-line converter
• Low power consumption
• Integrated power MOSFET
• Automatic burst mode in low load condition
• Overvoltage protection in HICCUP mode
• Wide input voltage range
• Large input voltage range on the VDD pin accommodates changes in auxiliary supply voltage. This feature is well adapted to battery charger adapter configurations.
• Current mode control

Benefits:

• The VIPER22ADIP-E is a very low-power converter, making it ideal for battery-powered applications.
• Its integrated power MOSFET eliminates the need for an external transistor.
• Its automatic burst mode in low load condition reduces power consumption when the load is light.
• Its overvoltage protection in HICCUP mode protects the device from damage in the event of an overvoltage condition.
• Its wide input voltage range makes it compatible with a variety of power supply voltages.
• Its large input voltage range on the VDD pin accommodates changes in auxiliary supply voltage. This feature is well adapted to battery charger adapter configurations.
• Its current mode control provides accurate regulation of the output voltage and current.

Applications:

• Battery chargers
• Adapters
• Standby power supplies
• AC/DC converters
• DC-DC converters
• Flyback converters
• Buck-boost converters

Example Applications:

• Battery chargers for smartphones, tablets, and laptops
• Adapters for TVs, monitors, and printers
• Standby power supplies for TVs, monitors, and computers
• AC/DC converters for industrial and automotive applications
• DC-DC converters for power distribution systems
• Flyback converters for isolated power supplies
• Buck-boost converters for applications with varying input voltages