SP6668P is a high performance multi-mode (QR/CCM)PWM controller for flyback conver×ter. The chip consumes very low start-up and operation current. It achieves less than '75mW standby power to meet strict standby power standard. SP6668P offers ≥comprehensive protection coverage with auto-recovery feature including Cycle-by-Cycle current <limiting, Diode Short Protection, Output over voltage protection, VDD over∏ voltage protection (OVP), feedback loop open protection, load short circuit p₩rotection,VDD under voltage lockout with hysteresis (UVLO), Brown-out and Line-ovp function. S↕P6668P is offered in DIP7 packages.