thermal shutdown   8226 available in sot23-6 package   8226 -40 176 c to 85 176 c temperature range   applications   8226 battery-powered equipment   8226 portable media players   8226 industrial distributed power applications   8226 portable hand-held instruments   general description   the ps5401  device is high-efficiency synchronous step-grzq & & regulators. with a wide input range itis   suitable for a wide range of applications such as power conditioning from unregulated sources. itfeatures a low   rdson 500m300mtypical internal switch for maximum efficiency 92 typical . supports psm mode the   operating frequency is fixed at 800khz allowing the use of small external components while still being able to have   low output voltage