The STR-G6651 is specifically designed to satisfy the requirements for increased integration and reliability in off-line quasi-resonant flyback converters. This device incorporates the primary control and drive circuit with a discrete avalanche-rated power MOSFET.

FEATURES

■Quasi-Resonant Operation

■Output Power to 66 W

■Low-Loss, Pulse-Ratio-Control Standby Mode

■Temperature-Compensated Pulse-by-Pulse Over-Current Protection

■Latched Over-Voltage and Thermal Protection

■Under-Voltage Lockout with Hysteresis

■Active Low-Pass Filter for Enhanced Light-Load Stability

■Switched Attenuation of Leading-Edge Current-Sensing Signal

■Regulated Soft Gate Drive

■Adjustable Switching Speed for EMI Control

■Overmolded Five-Pin Package