Switcher IC TOP253PN (4PCS)

TOP253PN TOP253 Power Integrations AC/DC Off-Line Switcher IC

Enhanced EcoSmart, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range Lower System Cost, Higher Design Flexibility Multi-mode operation maximizes efficiency at all loads New eSIP-7F and eSIP-7C packages Low thermal impedance junction-to-case (2 °C per watt) Low height is ideal for adapters where space is limited Simple mounting using a clip to aid low cost manufacturing Horizontal eSIP-7F package ideal for ultra low height adapter and monitor applications Extended package creepage distance from DRAIN pin to adjacent pin and to heat sink No heat sink required up to 35 W using P, G and M packages with universal input voltage and up to 48 W at 230 VAC Output overvoltage protection (OVP) is user programmable for latching/non-latching shutdown with fast AC reset Allows both primary and secondary sensing Line undervoltage (UV) detection prevents turn-off glitches Line overvoltage (OV) shutdown extends line surge limit