SP2788B

SP2788X Main Line Power Up Non-Isolated Buck APFC LED Driver Features General Description             ·Active PFC for High power factor and low THD ·Built-in HV start-up and IC power supply circuit, The VDD power supply resistors and power feedback circuits from LED chips are not needed ·600V high voltage MOSFET integrated ·±3% LED output current accuracy ·Excellent line and load regulation Quasi-Resonant (QR) Buck topology ·System efficiency up to 95% ·Ultra low start up & operating current ·Cycle-by-cycle current limit ·LED short protection ·LED open protection ·Over-temperature protection The SP2788X are built-in HV start-up and IC power supply circuit, main line power up constant current LED regulators with high current accuracy which applies to single stage step-down power factor corrected LED drivers. 600V power MOSFET is integrated, which can significantly simplify the design of LED lighting system. High accuracy of output cur...