This is a design example report of a 25 W, high efficiency, high power factor, non-isolated buck-boost T10 tube LED driver employing LYTSwitchâ„¢-4 LYT4225E intended to drive a 144 V LED string at 180 ...
The PS30, a constant duty cycle 67 kHz LED driver from Supertex, is optimized for dimmable off-line LED bulb/tube applications, providing high power factor correction (PFC). The PS30 is intended to ...