STR-G6651

Data Sheet 28102.9A STR-G6651 OFF-LINE QUASI-RESONANT FLYBACK SWITCHING REGULATOR OSC. FDBK LATCH UVLO OVP TSD VIN OCP 5 OVERCURRENT & FEEDBACK SUPPLY 4 GROUND 3 SOURCE 2 DRAIN 1 Dwg. PK-011 ABSOLUTE MAXIMUM RATINGS at TA = +25°C Control Supply Voltage, VIN . . . . . . . 35 V Drain-Source Voltage, VDS . . . . . . . . 650 V Drain Current, ID continuous . . . . . . . . . . . . . . . . . . 2.7 A single-pulse, tw ≤ 1 ms . . . . . . . . 7.2 A Avalanche Energy, EAS single-pulse . . . . . . . . . . . . . . . 158 mJ Over-Current Protection Voltage Range, VOCP . . . . . . . . . . . . . . . -0.3 V to +6 V Insulation RMS Voltage, VWM(RMS) . . . . . . . . . . . . . . . . . . 2000 V Package Power Dissipation, PD control (VIN x IIN(ON)) . . . . . . . . . 0.8 W total . . . . . . . . . . . . . . . . . . . See Graph FET Channel Temperature, TJ . . . +150°C Internal Frame Temperature, TF . . +125°C Operating Temperature Range, TA . . . . . . . . . . . . . . . -20°C to +125°C Storage Temperature Range, TS . . . . . . . . . . . . . . . -40°C to +125°C 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. Cycle-by-cycle current limiting, under-voltage lockout with hysteresis, over-voltage protection, and thermal shutdown protects the power supply during the normal overload an...