LED Driver,
LYT4321E Flyback IC, 140 kHz, 12W, Through Hole, -40°C to 150°C
LYTSwitch-4 Flyback IC, 140 kHz, 78W, 1 Output, 48/Tube
LYT4227E LYTSwitch-4x2 Single Output DC-DC Converter 140 kHz 50W 300-Pin
LYTSwitch-4 Flyback IC, 140 kHz, 35W, Through Hole, -40°C to 150°C