Laptop Chip 10 PCS VIPer53 Off Line Primary Switch
Description:
The VIPer53 combines in the same package
an enhanced current mode PWM controller with a high voltage MDMesh Power
Mosfet. Typical applications cover off line power supplies with a
secondary power capability ranging up to 30W in
wide range input voltage or 50W in single European voltage range and DIP-8 package, with the following benefits:
1.Overload and short circuit controlled by feedback monitoring and delayed device reset.
2.Efficient standby mode by enhanced pulse skipping.
3.Primary regulation or secondary loop failure protection through high gain error amplifier.
Features:
- Switching frequency up to 300KHz
- Current limitation
- Current mode control with adjustable limitation
- Soft start and shut down control
- Automatic burst mode in stand-by condition
- Under voltage lock out with hystesis
- High voltage startup current source
- Over tempera protection
- Over load and short-circuit control
Package included:
