Pdf | Str F6267 Datasheet

If you’re designing a power supply for a high-efficiency offline flyback converter, you have likely encountered the STR-F6267—a highly integrated power IC from Sanken. This component is a cornerstone in many consumer electronics, including LCD TVs, DVD players, printers, and industrial standby power supplies. This article serves as a comprehensive resource for understanding the STR F6267 datasheet PDF, including its technical specifications, internal block diagram, application circuit, and where to download the official document.

Many engineers mistake the STR F6267 for the STR F6263 or STR F6268. Always verify the current rating and RDS(on) in the datasheet. The F6267 is a mid-current variant (5.5A continuous, 650V). str f6267 datasheet pdf

| Protection | Trigger Condition | Action | | :--- | :--- | :--- | | Overcurrent (OCP) | ( V_S/OCP ) > 0.72V per cycle | Pulse-by-pulse duty cycle reduction. | | Overload (OLP) | FB pin voltage > threshold for >50ms | Latch-off (requires VCC power cycle to reset). | | Overvoltage (OVP) | ( V_CC ) > 24V (due to aux winding failure) | Latch-off. | | Thermal Shutdown (TSD) | Junction temp > 140°C | Soft shutdown; auto-recovery when temp drops 50°C hysteresis. | If you’re designing a power supply for a

To obtain the complete, manufacturer-verified datasheet with graphs (thermal derating, frequency vs. temp, characteristic curves): | Protection | Trigger Condition | Action |

Disclaimer: The values in this report are typical from historical datasheets (circa 2005-2015). Always consult the latest official Sanken datasheet for your specific revision before designing or repairing any power supply.