fod250ls transistor ng datasheet pdf FOD250LStagagawa : Fairchild Semiconductor paglalarawan : LVTTL/LVCMOS 3.3V High Speed Transistor Optocouplers FOD250LStagagawa : FAIRCHILD[Fairchild Semiconductor] paglalarawan : LVTTL/LVCMOS 3.3V High Speed Transistor Optocouplers