SY58873UFAC

Application Note: SY58873U Boost PFC Regulator General Description Features SY58873U is a single-stage Boost PFC Regulator. Constant tON operation is applied to achieve high PF and no multiplier is need. Quasi-Resonant switching is applied to achieve high efficiency and better EMI performance.  Integrated 520V MOSFET  PF>0.95, THD